tree 36a64ec211419b2356f82446b114f6df1bdd1e06
parent c3db34f4efc2d610f74a01dd2ad7775f48889b29
author Ian Lance Taylor <iant@golang.org> 1492578367 -0700
committer Ian Lance Taylor <iant@golang.org> 1492623639 +0000

runtime: move mstart from Go to C

The assignments done in mstart must be done without write barriers, as
mstart is running without an m or p.  In the gc toolchain the
equivalent code to intialize g and g->m is written in assembler;
on GNU/Linux, it's in the clone function.

Change-Id: Id84d2897e2a72a7ff906c763cf4524e956b709e7
Reviewed-on: https://go-review.googlesource.com/40989
Reviewed-by: Than McIntosh <thanm@google.com>