mirror
/
go
mirror of https://github.com/golang/go.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

runtime: make arm signal handler call runtime.badsignal 

In preparation for CL 9249043 (already submitted).

Fixes #5553.

R=golang-dev, iant, capnm9, dave
CC=golang-dev
https://golang.org/cl/9251043
This commit is contained in:
Shenghou Ma 2013-05-27 20:46:53 +08:00
parent 5782f4117d
commit ae73b90369
3 changed files with 18 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
src/pkg/runtime/sys_freebsd_arm.s
View File

@ -154,12 +154,17 @@ TEXT runtime·sigtramp(SB),7,$24
// this might be called in external code context,
// where g and m are not set.
// first save R0, because _cgo_load_gm will clobber it
// TODO(adonovan): call runtime·badsignal if m=0, like other platforms?
MOVW R0, 4(R13) // signum
MOVW _cgo_load_gm(SB), R0
CMP $0, R0
BL.NE (R0)
CMP $0, m
BNE 3(PC)
// signal number is already prepared in 4(R13)
BL runtime·badsignal(SB)
RET
// save g
MOVW R10, R4
MOVW R10, 20(R13)

7
src/pkg/runtime/sys_linux_arm.s
View File

@ -286,12 +286,17 @@ TEXT runtime·sigtramp(SB),7,$24
// this might be called in external code context,
// where g and m are not set.
// first save R0, because _cgo_load_gm will clobber it
// TODO(adonovan): call runtime·badsignal if m=0, like other platforms?
MOVW R0, 4(R13)
MOVW _cgo_load_gm(SB), R0
CMP $0, R0
BL.NE (R0)
CMP $0, m
BNE 3(PC)
// signal number is already prepared in 4(R13)
BL runtime·badsignal(SB)
RET
// save g
MOVW g, R3
MOVW g, 20(R13)

7
src/pkg/runtime/sys_netbsd_arm.s
View File

@ -201,12 +201,17 @@ TEXT runtime·sigtramp(SB),7,$24
// this might be called in external code context,
// where g and m are not set.
// first save R0, because _cgo_load_gm will clobber it
// TODO(adonovan): call runtime·badsignal if m=0, like other platforms?
MOVW R0, 4(R13) // signum
MOVW _cgo_load_gm(SB), R0
CMP $0, R0
BL.NE (R0)
CMP $0, m
BNE 3(PC)
// signal number is already prepared in 4(R13)
BL runtime·badsignal(SB)
RET
// save g
MOVW R10, R4
MOVW R10, 20(R13)