cmd/compile: add missing tail calls flag for linux/loong64
Set the value of the variable tailCall to true and prevent
allocating or clobber the linker register.
Change-Id: I4ec19c67056cb99196911aa7c0054be89ab7eb8d
Reviewed-on: https://go-review.googlesource.com/c/go/+/414954 Reviewed-by: Cherry Mui <cherryyz@google.com> Reviewed-by: David Chase <drchase@google.com>
Run-TryBot: Wayne Zuo <wdvxdr@golangcn.org> Reviewed-by: WANG Xuerui <git@xen0n.name>