2009-11-17 09:20:58 -07:00
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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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//
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// System calls and other sys.stuff for AMD64, FreeBSD
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// /usr/src/sys/kern/syscalls.master for syscall numbers.
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//
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2011-12-19 13:51:13 -07:00
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#include "zasm_GOOS_GOARCH.h"
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2009-11-17 09:20:58 -07:00
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runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
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TEXT runtime·sys_umtx_op(SB),7,$0
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2009-11-17 09:20:58 -07:00
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MOVQ 8(SP), DI
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MOVL 16(SP), SI
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MOVL 20(SP), DX
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MOVQ 24(SP), R10
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MOVQ 32(SP), R8
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MOVL $454, AX
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SYSCALL
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RET
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runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
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TEXT runtime·thr_new(SB),7,$0
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2009-11-17 09:20:58 -07:00
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MOVQ 8(SP), DI
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MOVQ 16(SP), SI
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MOVL $455, AX
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SYSCALL
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RET
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runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
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TEXT runtime·thr_start(SB),7,$0
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2012-02-21 21:44:09 -07:00
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MOVQ DI, R13 // m
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2010-08-04 18:50:22 -06:00
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// set up FS to point at m->tls
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LEAQ m_tls(R13), DI
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runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
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CALL runtime·settls(SB) // smashes DI
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2010-08-04 18:50:22 -06:00
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// set up m, g
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get_tls(CX)
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2013-03-01 06:30:11 -07:00
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MOVQ 8(CX), AX
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2010-08-04 18:50:22 -06:00
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MOVQ R13, m(CX)
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MOVQ m_g0(R13), DI
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MOVQ DI, g(CX)
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runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
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CALL runtime·stackcheck(SB)
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2013-03-01 06:30:11 -07:00
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// newosproc left the function we should call in mp->tls[2] for us.
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get_tls(CX)
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MOVQ 16(CX), AX
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CALL AX
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2009-11-17 09:20:58 -07:00
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MOVQ 0, AX // crash (not reached)
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// Exit the entire program (like C exit)
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runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
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TEXT runtime·exit(SB),7,$-8
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2009-11-17 09:20:58 -07:00
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MOVL 8(SP), DI // arg 1 exit status
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MOVL $1, AX
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SYSCALL
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2012-03-08 12:03:56 -07:00
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MOVL $0xf1, 0xf1 // crash
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2009-11-17 09:20:58 -07:00
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RET
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runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
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TEXT runtime·exit1(SB),7,$-8
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2009-11-17 09:20:58 -07:00
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MOVQ 8(SP), DI // arg 1 exit status
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MOVL $431, AX
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SYSCALL
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2012-03-08 12:03:56 -07:00
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MOVL $0xf1, 0xf1 // crash
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2009-11-17 09:20:58 -07:00
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RET
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runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
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TEXT runtime·write(SB),7,$-8
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2009-11-17 09:20:58 -07:00
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MOVL 8(SP), DI // arg 1 fd
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MOVQ 16(SP), SI // arg 2 buf
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MOVL 24(SP), DX // arg 3 count
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MOVL $4, AX
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SYSCALL
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RET
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2012-02-24 13:28:51 -07:00
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TEXT runtime·getrlimit(SB),7,$-8
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MOVL 8(SP), DI
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MOVQ 16(SP), SI
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MOVL $194, AX
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SYSCALL
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RET
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2011-04-25 14:58:00 -06:00
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TEXT runtime·raisesigpipe(SB),7,$16
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// thr_self(&8(SP))
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LEAQ 8(SP), DI // arg 1 &8(SP)
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MOVL $432, AX
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SYSCALL
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// thr_kill(self, SIGPIPE)
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MOVQ 8(SP), DI // arg 1 id
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MOVQ $13, SI // arg 2 SIGPIPE
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MOVL $433, AX
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SYSCALL
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RET
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2011-03-23 09:31:42 -06:00
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TEXT runtime·setitimer(SB), 7, $-8
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MOVL 8(SP), DI
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MOVQ 16(SP), SI
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MOVQ 24(SP), DX
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MOVL $83, AX
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SYSCALL
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RET
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2011-11-30 09:59:44 -07:00
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// func now() (sec int64, nsec int32)
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TEXT time·now(SB), 7, $32
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runtime: use clock_gettime to get ns resolution for time.now & runtime.nanotime
For Linux/{386,arm}, FreeBSD/{386,amd64,arm}, NetBSD/{386,amd64}, OpenBSD/{386,amd64}.
Note: our Darwin implementation already has ns resolution.
Linux/386 (Core i7-2600 @ 3.40GHz, kernel 3.5.2-gentoo)
benchmark old ns/op new ns/op delta
BenchmarkNow 110 118 +7.27%
Linux/ARM (ARM Cortex-A8 @ 800MHz, kernel 2.6.32.28 android)
benchmark old ns/op new ns/op delta
BenchmarkNow 625 542 -13.28%
Linux/ARM (ARM Cortex-A9 @ 1GHz, Pandaboard)
benchmark old ns/op new ns/op delta
BenchmarkNow 992 909 -8.37%
FreeBSD 9-REL-p1/amd64 (Dell R610 Server with Xeon X5650 @ 2.67GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 699 695 -0.57%
FreeBSD 9-REL-p1/amd64 (Atom D525 @ 1.80GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 1553 1658 +6.76%
OpenBSD/amd64 (Dell E6410 with i5 CPU M 540 @ 2.53GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 1262 1236 -2.06%
OpenBSD/i386 (Asus eeePC 701 with Intel Celeron M 900MHz - locked to 631MHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 5089 5043 -0.90%
NetBSD/i386 (VMware VM with Core i5 CPU @ 2.7GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 277 278 +0.36%
NetBSD/amd64 (VMware VM with Core i5 CPU @ 2.7Ghz)
benchmark old ns/op new ns/op delta
BenchmarkNow 103 105 +1.94%
Thanks Maxim Khitrov, Joel Sing, and Dave Cheney for providing benchmark data.
R=jsing, dave, rsc
CC=golang-dev
https://golang.org/cl/6820120
2012-12-18 07:57:25 -07:00
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MOVL $232, AX
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MOVQ $0, DI
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LEAQ 8(SP), SI
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2011-11-30 09:59:44 -07:00
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SYSCALL
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MOVQ 8(SP), AX // sec
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runtime: use clock_gettime to get ns resolution for time.now & runtime.nanotime
For Linux/{386,arm}, FreeBSD/{386,amd64,arm}, NetBSD/{386,amd64}, OpenBSD/{386,amd64}.
Note: our Darwin implementation already has ns resolution.
Linux/386 (Core i7-2600 @ 3.40GHz, kernel 3.5.2-gentoo)
benchmark old ns/op new ns/op delta
BenchmarkNow 110 118 +7.27%
Linux/ARM (ARM Cortex-A8 @ 800MHz, kernel 2.6.32.28 android)
benchmark old ns/op new ns/op delta
BenchmarkNow 625 542 -13.28%
Linux/ARM (ARM Cortex-A9 @ 1GHz, Pandaboard)
benchmark old ns/op new ns/op delta
BenchmarkNow 992 909 -8.37%
FreeBSD 9-REL-p1/amd64 (Dell R610 Server with Xeon X5650 @ 2.67GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 699 695 -0.57%
FreeBSD 9-REL-p1/amd64 (Atom D525 @ 1.80GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 1553 1658 +6.76%
OpenBSD/amd64 (Dell E6410 with i5 CPU M 540 @ 2.53GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 1262 1236 -2.06%
OpenBSD/i386 (Asus eeePC 701 with Intel Celeron M 900MHz - locked to 631MHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 5089 5043 -0.90%
NetBSD/i386 (VMware VM with Core i5 CPU @ 2.7GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 277 278 +0.36%
NetBSD/amd64 (VMware VM with Core i5 CPU @ 2.7Ghz)
benchmark old ns/op new ns/op delta
BenchmarkNow 103 105 +1.94%
Thanks Maxim Khitrov, Joel Sing, and Dave Cheney for providing benchmark data.
R=jsing, dave, rsc
CC=golang-dev
https://golang.org/cl/6820120
2012-12-18 07:57:25 -07:00
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MOVQ 16(SP), DX // nsec
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2011-11-30 09:59:44 -07:00
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runtime: use clock_gettime to get ns resolution for time.now & runtime.nanotime
For Linux/{386,arm}, FreeBSD/{386,amd64,arm}, NetBSD/{386,amd64}, OpenBSD/{386,amd64}.
Note: our Darwin implementation already has ns resolution.
Linux/386 (Core i7-2600 @ 3.40GHz, kernel 3.5.2-gentoo)
benchmark old ns/op new ns/op delta
BenchmarkNow 110 118 +7.27%
Linux/ARM (ARM Cortex-A8 @ 800MHz, kernel 2.6.32.28 android)
benchmark old ns/op new ns/op delta
BenchmarkNow 625 542 -13.28%
Linux/ARM (ARM Cortex-A9 @ 1GHz, Pandaboard)
benchmark old ns/op new ns/op delta
BenchmarkNow 992 909 -8.37%
FreeBSD 9-REL-p1/amd64 (Dell R610 Server with Xeon X5650 @ 2.67GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 699 695 -0.57%
FreeBSD 9-REL-p1/amd64 (Atom D525 @ 1.80GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 1553 1658 +6.76%
OpenBSD/amd64 (Dell E6410 with i5 CPU M 540 @ 2.53GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 1262 1236 -2.06%
OpenBSD/i386 (Asus eeePC 701 with Intel Celeron M 900MHz - locked to 631MHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 5089 5043 -0.90%
NetBSD/i386 (VMware VM with Core i5 CPU @ 2.7GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 277 278 +0.36%
NetBSD/amd64 (VMware VM with Core i5 CPU @ 2.7Ghz)
benchmark old ns/op new ns/op delta
BenchmarkNow 103 105 +1.94%
Thanks Maxim Khitrov, Joel Sing, and Dave Cheney for providing benchmark data.
R=jsing, dave, rsc
CC=golang-dev
https://golang.org/cl/6820120
2012-12-18 07:57:25 -07:00
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// sec is in AX, nsec in DX
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2011-11-30 09:59:44 -07:00
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MOVQ AX, sec+0(FP)
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MOVL DX, nsec+8(FP)
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RET
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2011-11-03 15:35:28 -06:00
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TEXT runtime·nanotime(SB), 7, $32
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runtime: use clock_gettime to get ns resolution for time.now & runtime.nanotime
For Linux/{386,arm}, FreeBSD/{386,amd64,arm}, NetBSD/{386,amd64}, OpenBSD/{386,amd64}.
Note: our Darwin implementation already has ns resolution.
Linux/386 (Core i7-2600 @ 3.40GHz, kernel 3.5.2-gentoo)
benchmark old ns/op new ns/op delta
BenchmarkNow 110 118 +7.27%
Linux/ARM (ARM Cortex-A8 @ 800MHz, kernel 2.6.32.28 android)
benchmark old ns/op new ns/op delta
BenchmarkNow 625 542 -13.28%
Linux/ARM (ARM Cortex-A9 @ 1GHz, Pandaboard)
benchmark old ns/op new ns/op delta
BenchmarkNow 992 909 -8.37%
FreeBSD 9-REL-p1/amd64 (Dell R610 Server with Xeon X5650 @ 2.67GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 699 695 -0.57%
FreeBSD 9-REL-p1/amd64 (Atom D525 @ 1.80GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 1553 1658 +6.76%
OpenBSD/amd64 (Dell E6410 with i5 CPU M 540 @ 2.53GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 1262 1236 -2.06%
OpenBSD/i386 (Asus eeePC 701 with Intel Celeron M 900MHz - locked to 631MHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 5089 5043 -0.90%
NetBSD/i386 (VMware VM with Core i5 CPU @ 2.7GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 277 278 +0.36%
NetBSD/amd64 (VMware VM with Core i5 CPU @ 2.7Ghz)
benchmark old ns/op new ns/op delta
BenchmarkNow 103 105 +1.94%
Thanks Maxim Khitrov, Joel Sing, and Dave Cheney for providing benchmark data.
R=jsing, dave, rsc
CC=golang-dev
https://golang.org/cl/6820120
2012-12-18 07:57:25 -07:00
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MOVL $232, AX
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MOVQ $0, DI
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LEAQ 8(SP), SI
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2010-02-08 15:32:22 -07:00
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SYSCALL
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2011-11-03 15:35:28 -06:00
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MOVQ 8(SP), AX // sec
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runtime: use clock_gettime to get ns resolution for time.now & runtime.nanotime
For Linux/{386,arm}, FreeBSD/{386,amd64,arm}, NetBSD/{386,amd64}, OpenBSD/{386,amd64}.
Note: our Darwin implementation already has ns resolution.
Linux/386 (Core i7-2600 @ 3.40GHz, kernel 3.5.2-gentoo)
benchmark old ns/op new ns/op delta
BenchmarkNow 110 118 +7.27%
Linux/ARM (ARM Cortex-A8 @ 800MHz, kernel 2.6.32.28 android)
benchmark old ns/op new ns/op delta
BenchmarkNow 625 542 -13.28%
Linux/ARM (ARM Cortex-A9 @ 1GHz, Pandaboard)
benchmark old ns/op new ns/op delta
BenchmarkNow 992 909 -8.37%
FreeBSD 9-REL-p1/amd64 (Dell R610 Server with Xeon X5650 @ 2.67GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 699 695 -0.57%
FreeBSD 9-REL-p1/amd64 (Atom D525 @ 1.80GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 1553 1658 +6.76%
OpenBSD/amd64 (Dell E6410 with i5 CPU M 540 @ 2.53GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 1262 1236 -2.06%
OpenBSD/i386 (Asus eeePC 701 with Intel Celeron M 900MHz - locked to 631MHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 5089 5043 -0.90%
NetBSD/i386 (VMware VM with Core i5 CPU @ 2.7GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 277 278 +0.36%
NetBSD/amd64 (VMware VM with Core i5 CPU @ 2.7Ghz)
benchmark old ns/op new ns/op delta
BenchmarkNow 103 105 +1.94%
Thanks Maxim Khitrov, Joel Sing, and Dave Cheney for providing benchmark data.
R=jsing, dave, rsc
CC=golang-dev
https://golang.org/cl/6820120
2012-12-18 07:57:25 -07:00
|
|
|
MOVQ 16(SP), DX // nsec
|
2011-11-03 15:35:28 -06:00
|
|
|
|
runtime: use clock_gettime to get ns resolution for time.now & runtime.nanotime
For Linux/{386,arm}, FreeBSD/{386,amd64,arm}, NetBSD/{386,amd64}, OpenBSD/{386,amd64}.
Note: our Darwin implementation already has ns resolution.
Linux/386 (Core i7-2600 @ 3.40GHz, kernel 3.5.2-gentoo)
benchmark old ns/op new ns/op delta
BenchmarkNow 110 118 +7.27%
Linux/ARM (ARM Cortex-A8 @ 800MHz, kernel 2.6.32.28 android)
benchmark old ns/op new ns/op delta
BenchmarkNow 625 542 -13.28%
Linux/ARM (ARM Cortex-A9 @ 1GHz, Pandaboard)
benchmark old ns/op new ns/op delta
BenchmarkNow 992 909 -8.37%
FreeBSD 9-REL-p1/amd64 (Dell R610 Server with Xeon X5650 @ 2.67GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 699 695 -0.57%
FreeBSD 9-REL-p1/amd64 (Atom D525 @ 1.80GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 1553 1658 +6.76%
OpenBSD/amd64 (Dell E6410 with i5 CPU M 540 @ 2.53GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 1262 1236 -2.06%
OpenBSD/i386 (Asus eeePC 701 with Intel Celeron M 900MHz - locked to 631MHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 5089 5043 -0.90%
NetBSD/i386 (VMware VM with Core i5 CPU @ 2.7GHz)
benchmark old ns/op new ns/op delta
BenchmarkNow 277 278 +0.36%
NetBSD/amd64 (VMware VM with Core i5 CPU @ 2.7Ghz)
benchmark old ns/op new ns/op delta
BenchmarkNow 103 105 +1.94%
Thanks Maxim Khitrov, Joel Sing, and Dave Cheney for providing benchmark data.
R=jsing, dave, rsc
CC=golang-dev
https://golang.org/cl/6820120
2012-12-18 07:57:25 -07:00
|
|
|
// sec is in AX, nsec in DX
|
2011-11-03 15:35:28 -06:00
|
|
|
// return nsec in AX
|
|
|
|
IMULQ $1000000000, AX
|
|
|
|
ADDQ DX, AX
|
2010-02-08 15:32:22 -07:00
|
|
|
RET
|
|
|
|
|
runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
|
|
|
TEXT runtime·sigaction(SB),7,$-8
|
2009-11-17 09:20:58 -07:00
|
|
|
MOVL 8(SP), DI // arg 1 sig
|
|
|
|
MOVQ 16(SP), SI // arg 2 act
|
|
|
|
MOVQ 24(SP), DX // arg 3 oact
|
|
|
|
MOVL $416, AX
|
|
|
|
SYSCALL
|
|
|
|
JCC 2(PC)
|
2012-03-08 12:03:56 -07:00
|
|
|
MOVL $0xf1, 0xf1 // crash
|
2009-11-17 09:20:58 -07:00
|
|
|
RET
|
|
|
|
|
2011-02-23 12:47:42 -07:00
|
|
|
TEXT runtime·sigtramp(SB),7,$64
|
|
|
|
get_tls(BX)
|
|
|
|
|
2012-03-12 13:55:18 -06:00
|
|
|
// check that m exists
|
|
|
|
MOVQ m(BX), BP
|
|
|
|
CMPQ BP, $0
|
2012-09-04 12:40:49 -06:00
|
|
|
JNE 4(PC)
|
|
|
|
MOVQ DI, 0(SP)
|
2012-03-12 13:55:18 -06:00
|
|
|
CALL runtime·badsignal(SB)
|
2012-09-04 12:40:49 -06:00
|
|
|
RET
|
2012-03-12 13:55:18 -06:00
|
|
|
|
2011-02-23 12:47:42 -07:00
|
|
|
// save g
|
|
|
|
MOVQ g(BX), R10
|
|
|
|
MOVQ R10, 40(SP)
|
|
|
|
|
|
|
|
// g = m->signal
|
|
|
|
MOVQ m_gsignal(BP), BP
|
|
|
|
MOVQ BP, g(BX)
|
|
|
|
|
2009-11-17 09:20:58 -07:00
|
|
|
MOVQ DI, 0(SP)
|
|
|
|
MOVQ SI, 8(SP)
|
|
|
|
MOVQ DX, 16(SP)
|
2011-02-23 12:47:42 -07:00
|
|
|
MOVQ R10, 24(SP)
|
|
|
|
|
runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
|
|
|
CALL runtime·sighandler(SB)
|
2011-02-23 12:47:42 -07:00
|
|
|
|
|
|
|
// restore g
|
|
|
|
get_tls(BX)
|
|
|
|
MOVQ 40(SP), R10
|
|
|
|
MOVQ R10, g(BX)
|
2009-11-17 09:20:58 -07:00
|
|
|
RET
|
|
|
|
|
runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
|
|
|
TEXT runtime·mmap(SB),7,$0
|
2009-11-17 09:20:58 -07:00
|
|
|
MOVQ 8(SP), DI // arg 1 addr
|
2010-04-05 18:26:59 -06:00
|
|
|
MOVQ 16(SP), SI // arg 2 len
|
|
|
|
MOVL 24(SP), DX // arg 3 prot
|
|
|
|
MOVL 28(SP), R10 // arg 4 flags
|
|
|
|
MOVL 32(SP), R8 // arg 5 fid
|
|
|
|
MOVL 36(SP), R9 // arg 6 offset
|
2009-11-17 09:20:58 -07:00
|
|
|
MOVL $477, AX
|
|
|
|
SYSCALL
|
|
|
|
RET
|
|
|
|
|
runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
|
|
|
TEXT runtime·munmap(SB),7,$0
|
2010-09-07 07:57:22 -06:00
|
|
|
MOVQ 8(SP), DI // arg 1 addr
|
|
|
|
MOVQ 16(SP), SI // arg 2 len
|
|
|
|
MOVL $73, AX
|
|
|
|
SYSCALL
|
|
|
|
JCC 2(PC)
|
2012-03-08 12:03:56 -07:00
|
|
|
MOVL $0xf1, 0xf1 // crash
|
2009-11-17 09:20:58 -07:00
|
|
|
RET
|
|
|
|
|
2012-11-23 21:55:19 -07:00
|
|
|
TEXT runtime·madvise(SB),7,$0
|
|
|
|
MOVQ 8(SP), DI
|
|
|
|
MOVQ 16(SP), SI
|
|
|
|
MOVQ 24(SP), DX
|
|
|
|
MOVQ $75, AX // madvise
|
|
|
|
SYSCALL
|
2012-12-22 13:06:28 -07:00
|
|
|
// ignore failure - maybe pages are locked
|
2012-11-23 21:55:19 -07:00
|
|
|
RET
|
|
|
|
|
runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
|
|
|
TEXT runtime·sigaltstack(SB),7,$-8
|
2009-11-17 09:20:58 -07:00
|
|
|
MOVQ new+8(SP), DI
|
|
|
|
MOVQ old+16(SP), SI
|
|
|
|
MOVQ $53, AX
|
|
|
|
SYSCALL
|
|
|
|
JCC 2(PC)
|
2012-03-08 12:03:56 -07:00
|
|
|
MOVL $0xf1, 0xf1 // crash
|
2009-11-17 09:20:58 -07:00
|
|
|
RET
|
2010-08-04 18:50:22 -06:00
|
|
|
|
2012-01-16 09:22:34 -07:00
|
|
|
TEXT runtime·usleep(SB),7,$16
|
|
|
|
MOVL $0, DX
|
|
|
|
MOVL usec+0(FP), AX
|
|
|
|
MOVL $1000000, CX
|
|
|
|
DIVL CX
|
|
|
|
MOVQ AX, 0(SP) // tv_sec
|
|
|
|
MOVL $1000, AX
|
|
|
|
MULL DX
|
|
|
|
MOVQ AX, 8(SP) // tv_nsec
|
|
|
|
|
|
|
|
MOVQ SP, DI // arg 1 - rqtp
|
|
|
|
MOVQ $0, SI // arg 2 - rmtp
|
|
|
|
MOVL $240, AX // sys_nanosleep
|
|
|
|
SYSCALL
|
2011-09-30 17:39:10 -06:00
|
|
|
RET
|
|
|
|
|
2010-08-04 18:50:22 -06:00
|
|
|
// set tls base to DI
|
runtime: ,s/[a-zA-Z0-9_]+/runtime·&/g, almost
Prefix all external symbols in runtime by runtime·,
to avoid conflicts with possible symbols of the same
name in linked-in C libraries. The obvious conflicts
are printf, malloc, and free, but hide everything to
avoid future pain.
The symbols left alone are:
** known to cgo **
_cgo_free
_cgo_malloc
libcgo_thread_start
initcgo
ncgocall
** known to linker **
_rt0_$GOARCH
_rt0_$GOARCH_$GOOS
text
etext
data
end
pclntab
epclntab
symtab
esymtab
** known to C compiler **
_divv
_modv
_div64by32
etc (arch specific)
Tested on darwin/386, darwin/amd64, linux/386, linux/amd64.
Built (but not tested) for freebsd/386, freebsd/amd64, linux/arm, windows/386.
R=r, PeterGo
CC=golang-dev
https://golang.org/cl/2899041
2010-11-04 12:00:19 -06:00
|
|
|
TEXT runtime·settls(SB),7,$8
|
2010-08-04 18:50:22 -06:00
|
|
|
ADDQ $16, DI // adjust for ELF: wants to use -16(FS) and -8(FS) for g and m
|
|
|
|
MOVQ DI, 0(SP)
|
|
|
|
MOVQ SP, SI
|
|
|
|
MOVQ $129, DI // AMD64_SET_FSBASE
|
|
|
|
MOVQ $165, AX // sysarch
|
|
|
|
SYSCALL
|
|
|
|
JCC 2(PC)
|
2012-03-08 12:03:56 -07:00
|
|
|
MOVL $0xf1, 0xf1 // crash
|
2010-08-04 18:50:22 -06:00
|
|
|
RET
|
2012-01-09 23:39:17 -07:00
|
|
|
|
|
|
|
TEXT runtime·sysctl(SB),7,$0
|
|
|
|
MOVQ 8(SP), DI // arg 1 - name
|
|
|
|
MOVL 16(SP), SI // arg 2 - namelen
|
|
|
|
MOVQ 24(SP), DX // arg 3 - oldp
|
|
|
|
MOVQ 32(SP), R10 // arg 4 - oldlenp
|
|
|
|
MOVQ 40(SP), R8 // arg 5 - newp
|
|
|
|
MOVQ 48(SP), R9 // arg 6 - newlen
|
|
|
|
MOVQ $202, AX // sys___sysctl
|
|
|
|
SYSCALL
|
|
|
|
JCC 3(PC)
|
|
|
|
NEGL AX
|
|
|
|
RET
|
|
|
|
MOVL $0, AX
|
|
|
|
RET
|
|
|
|
|
2012-02-20 15:32:20 -07:00
|
|
|
TEXT runtime·osyield(SB),7,$-4
|
|
|
|
MOVL $331, AX // sys_sched_yield
|
2012-02-21 19:04:25 -07:00
|
|
|
SYSCALL
|
2012-02-20 15:32:20 -07:00
|
|
|
RET
|
2012-02-21 21:44:09 -07:00
|
|
|
|
|
|
|
TEXT runtime·sigprocmask(SB),7,$0
|
|
|
|
MOVL $3, DI // arg 1 - how (SIG_SETMASK)
|
|
|
|
MOVQ 8(SP), SI // arg 2 - set
|
|
|
|
MOVQ 16(SP), DX // arg 3 - oset
|
|
|
|
MOVL $340, AX // sys_sigprocmask
|
|
|
|
SYSCALL
|
|
|
|
JAE 2(PC)
|
2012-03-08 12:03:56 -07:00
|
|
|
MOVL $0xf1, 0xf1 // crash
|
2012-02-21 21:44:09 -07:00
|
|
|
RET
|