On 1/4/18, Will Hawkins <wh...@virginia.edu> wrote: > On Thu, Jan 4, 2018 at 10:10 PM, Eric Gallager <eg...@gwmail.gwu.edu> > wrote: >> Is there anything GCC could be doing at the compiler level to mitigate >> the recently-announced Meltdown and Spectre vulnerabilities? From >> reading about them, it seems like they involve speculative execution >> and indirect branch prediction, and those are the domain of things the >> compiler deals with, right? (For reference, Meltdown is CVE-2017-5754, >> and Spectre is CVE-2017-5753 and CVE-2017-5715) >> >> Just wondering, >> Eric > > Check out > > https://support.google.com/faqs/answer/7625886 > > and especially > > http://git.infradead.org/users/dwmw2/gcc-retpoline.git/shortlog/refs/heads/gcc-7_2_0-retpoline-20171219 > > I'd love to hear what other people have heard! > > Will >
Thanks, this is what I was looking for. Seeing commits by H.J. Lu in that branch gives me confidence that it'll eventually make it back into trunk. Eric
