talks/2016/asm: add slides for assembler talk

From GopherCon, The Design of the Go Assembler

Change-Id: If585f57e4adc904138c9e381d3bec55b0e7e6c03
Reviewed-on: https://go-review.googlesource.com/27333
Reviewed-by: Andrew Gerrand <adg@golang.org>
18 files changed