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| author | Clément Chigot <clement.chigot@atos.net> | 2019-02-20 16:01:22 +0100 |
|---|---|---|
| committer | Ian Lance Taylor <iant@golang.org> | 2019-03-05 20:55:00 +0000 |
| commit | 8bad008cf50e64a7615d9dbd7aaa236eb727301e (patch) | |
| tree | c11ec895d00f45833a3b6e187a4844a2ddee0feb /src/runtime/sys_aix_ppc64.s | |
| parent | 340129e4c8c56a371859b7434de89478610cab81 (diff) | |
| download | go-8bad008cf50e64a7615d9dbd7aaa236eb727301e.tar.xz | |
runtime: handle syscalls without g or m for aix/ppc64
With cgo, some syscalls will be called with g == nil or m == nil.
SyscallX functions cannot handle them so they call an equivalent
function in sys_aix_ppc64.s which will directly call this syscall.
Change-Id: I6508ec772b304111330e6833e7db729200af547c
Reviewed-on: https://go-review.googlesource.com/c/go/+/164001
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Diffstat (limited to 'src/runtime/sys_aix_ppc64.s')
| -rw-r--r-- | src/runtime/sys_aix_ppc64.s | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/runtime/sys_aix_ppc64.s b/src/runtime/sys_aix_ppc64.s index ea7fae0ce7..d691b76cc7 100644 --- a/src/runtime/sys_aix_ppc64.s +++ b/src/runtime/sys_aix_ppc64.s @@ -204,4 +204,36 @@ TEXT runtime·osyield1(SB),NOSPLIT,$0 MOVD R0, CTR BL (CTR) MOVD 40(R1), R2 + BL runtime·reginit(SB) + RET + + +// Runs on OS stack, called from runtime·sigprocmask. +TEXT runtime·sigprocmask1(SB),NOSPLIT,$0-24 + MOVD how+0(FP), R3 + MOVD new+8(FP), R4 + MOVD old+16(FP), R5 + MOVD $libpthread_sigthreadmask(SB), R12 + MOVD 0(R12), R12 + MOVD R2, 40(R1) + MOVD 0(R12), R0 + MOVD 8(R12), R2 + MOVD R0, CTR + BL (CTR) + MOVD 40(R1), R2 + BL runtime·reginit(SB) + RET + +// Runs on OS stack, called from runtime·usleep. +TEXT runtime·usleep1(SB),NOSPLIT,$0-8 + MOVW us+0(FP), R3 + MOVD $libc_usleep(SB), R12 + MOVD 0(R12), R12 + MOVD R2, 40(R1) + MOVD 0(R12), R0 + MOVD 8(R12), R2 + MOVD R0, CTR + BL (CTR) + MOVD 40(R1), R2 + BL runtime·reginit(SB) RET |