runtime/cgo: use standard ABI call setg_gcc in crosscall1 on loong64
Change-Id: Ie38583d667d579751d643b2da2aa56390b69904c
Reviewed-on: https://go-review.googlesource.com/c/go/+/652255 Reviewed-by: Michael Knyszek <mknyszek@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Reviewed-by: sophie zhao <zhaoxiaolin@loongson.cn> Reviewed-by: Michael Pratt <mpratt@google.com> Reviewed-by: Meidan Li <limeidan@loongson.cn>