Thank you! On Friday, September 11, 2020 at 3:52:43 AM UTC+9 Ian Lance Taylor wrote:
> On Wed, Sep 9, 2020 at 11:58 PM Yonatan Gizachew <eme...@gmail.com> wrote: > > > > Also, is there a way to print the values of runtime.g? > > In what sense? Code running the runtime package can just print it. > Or if you run the program under gdb, you should be able to "print > 'runtime.g'" (you need the quotes because otherwise gdb will think it > is a structure field reference). At least, gdb works that way on > GNU/Linux, not sure about your operating system. > > Ian > > > On Thursday, September 10, 2020 at 12:15:04 PM UTC+9 Ian Lance Taylor > wrote: > >> > >> On Wed, Sep 9, 2020 at 7:39 PM Yonatan Gizachew <eme...@gmail.com> > wrote: > >> > > >> > This might be trivial, but could you explain me the relationship > between the following? > >> > 1. value returned by __tls_get_addr > >> > >> This is the address of the TLS control block. The exact definition > >> depends on the architecture. All TLS variables are at some offset > >> from this value. > >> > >> > 2. runtime.g > >> > >> A TLS variable that holds the current goroutine, a pointer to a g > struct. > >> > >> > 3. runtime.g0 > >> > >> A global variable that holds the g struct used for the initial > goroutine. > >> > >> > 4. runtime.m0 > >> > >> A global variable that holds the m struct used for the initial thread. > >> > >> > 5. runtime.m > >> > >> gccgo no longer uses this. In earlier releases it was a TLS variable > >> that holds the current thread, a pointer to an m struct. In current > >> releases gccgo uses g->m for this. > >> > >> Ian > > > > -- > > You received this message because you are subscribed to the Google > Groups "golang-nuts" group. > > To unsubscribe from this group and stop receiving emails from it, send > an email to golang-nuts...@googlegroups.com. > > To view this discussion on the web visit > https://groups.google.com/d/msgid/golang-nuts/0935d7c3-d2de-49cd-8d25-196b276c5ca9n%40googlegroups.com > . > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/5ad20ec3-6492-447c-bfa8-b01307a548b3n%40googlegroups.com.
