similar to: RFC: a more detailed design for ThinLTO + vcall CFI

Hi Peter, Thanks for sending this and sorry for the slow response. Some questions below. Teresa On Tue, Oct 25, 2016 at 5:27 PM, Peter Collingbourne <peter at pcc.me.uk> wrote: > Hi all, > > As promised, here is a brain dump on how I see CFI for vcalls working > under ThinLTO. Most of this has been prototyped, so the design does appear > to be sound. For context on how CFI

On Tue, May 1, 2018 at 9:00 AM, Teresa Johnson <tejohnson at google.com> wrote: > > > On Mon, Apr 30, 2018 at 10:21 AM Peter Collingbourne <peter at pcc.me.uk> > wrote: > >> On Mon, Apr 30, 2018 at 8:32 AM, Teresa Johnson <tejohnson at google.com> >> wrote: >> >>> Hi Peter, >>> Thanks for your comments, replies below.

On Mon, Apr 30, 2018 at 10:21 AM Peter Collingbourne <peter at pcc.me.uk> wrote: > On Mon, Apr 30, 2018 at 8:32 AM, Teresa Johnson <tejohnson at google.com> > wrote: > >> Hi Peter, >> Thanks for your comments, replies below. >> Teresa >> >> On Wed, Apr 25, 2018 at 2:08 PM Peter Collingbourne <peter at pcc.me.uk> >> wrote: >>

Hi, My main concern is this one: > Currently, I am emitting the summary entries at the end, after the metadata nodes. Note that the ModuleSummaryIndex is not currently referenced from the Module, and isn’t currently created when parsing the Module IR bitcode (there is a separate derived class for reading the ModuleSummaryIndex from bitcode). This is because they are not currently used at the

On 10/24/2016 1:07 PM, Peter Collingbourne via llvm-dev wrote: > On Mon, Oct 10, 2016 at 8:12 PM, Peter Collingbourne <peter at pcc.me.uk > <mailto:peter at pcc.me.uk>> wrote: > > The specific change I have in mind is to allow !range metadata on > GlobalObjects. This would > be similar to existing !range metadata, but it would apply to the >

Hi Mehdi, thanks for the comments, responses and a tweaked proposal below. Teresa On Tue, May 1, 2018 at 11:37 AM, Mehdi AMINI <joker.eph at gmail.com> wrote: > Hi, > > My main concern is this one: > > > Currently, I am emitting the summary entries at the end, after the > metadata nodes. Note that the ModuleSummaryIndex is not currently > referenced from the Module,

On Thu, May 3, 2018 at 3:08 PM Peter Collingbourne via llvm-dev < llvm-dev at lists.llvm.org> wrote: > On Thu, May 3, 2018 at 2:44 PM, Mehdi AMINI <joker.eph at gmail.com> wrote: > >> >> >> Le mar. 1 mai 2018 à 16:50, Teresa Johnson <tejohnson at google.com> a >> écrit : >> >>> Hi Mehdi, thanks for the comments, responses and a

Le mar. 1 mai 2018 à 16:50, Teresa Johnson <tejohnson at google.com> a écrit : > Hi Mehdi, thanks for the comments, responses and a tweaked proposal below. > Teresa > > On Tue, May 1, 2018 at 11:37 AM, Mehdi AMINI <joker.eph at gmail.com> wrote: > >> Hi, >> >> My main concern is this one: >> >> > Currently, I am emitting the summary

> On May 1, 2018, at 4:50 PM, Teresa Johnson via llvm-dev <llvm-dev at lists.llvm.org> wrote: > > Hi Mehdi, thanks for the comments, responses and a tweaked proposal below. Teresa > > On Tue, May 1, 2018 at 11:37 AM, Mehdi AMINI <joker.eph at gmail.com <mailto:joker.eph at gmail.com>> wrote: > Hi, > > My main concern is this one: > > >

On Thu, May 3, 2018 at 2:44 PM, Mehdi AMINI <joker.eph at gmail.com> wrote: > > > Le mar. 1 mai 2018 à 16:50, Teresa Johnson <tejohnson at google.com> a > écrit : > >> Hi Mehdi, thanks for the comments, responses and a tweaked proposal >> below. Teresa >> >> On Tue, May 1, 2018 at 11:37 AM, Mehdi AMINI <joker.eph at gmail.com> wrote:

> On May 3, 2018, at 2:58 PM, Teresa Johnson <tejohnson at google.com> wrote: > > > > On Thu, May 3, 2018 at 2:16 PM, Steven Wu <stevenwu at apple.com <mailto:stevenwu at apple.com>> wrote: > > >> On May 1, 2018, at 4:50 PM, Teresa Johnson via llvm-dev <llvm-dev at lists.llvm.org <mailto:llvm-dev at lists.llvm.org>> wrote: >>

On Mon, Apr 30, 2018 at 8:32 AM, Teresa Johnson <tejohnson at google.com> wrote: > Hi Peter, > Thanks for your comments, replies below. > Teresa > > On Wed, Apr 25, 2018 at 2:08 PM Peter Collingbourne <peter at pcc.me.uk> > wrote: > >> Hi Teresa, >> >> Thanks for sending this proposal out. >> >> I would again like to register my

Le jeu. 3 mai 2018 à 15:52, Peter Collingbourne <peter at pcc.me.uk> a écrit : > > > On Thu, May 3, 2018 at 3:29 PM, David Blaikie <dblaikie at gmail.com> wrote: > >> >> >> On Thu, May 3, 2018 at 3:08 PM Peter Collingbourne via llvm-dev < >> llvm-dev at lists.llvm.org> wrote: >> >>> On Thu, May 3, 2018 at 2:44 PM, Mehdi AMINI

Hi Peter, Thanks for your comments, replies below. Teresa On Wed, Apr 25, 2018 at 2:08 PM Peter Collingbourne <peter at pcc.me.uk> wrote: > Hi Teresa, > > Thanks for sending this proposal out. > > I would again like to register my disagreement with the whole idea of > writing summaries in LLVM assembly format. In my view it is clear that this > is not the right

On Thu, May 3, 2018 at 3:52 PM Peter Collingbourne <peter at pcc.me.uk> wrote: > On Thu, May 3, 2018 at 3:29 PM, David Blaikie <dblaikie at gmail.com> wrote: > >> >> >> On Thu, May 3, 2018 at 3:08 PM Peter Collingbourne via llvm-dev < >> llvm-dev at lists.llvm.org> wrote: >> >>> On Thu, May 3, 2018 at 2:44 PM, Mehdi AMINI

On Thu, May 3, 2018 at 6:03 PM Mehdi AMINI <joker.eph at gmail.com> wrote: > Le jeu. 3 mai 2018 à 15:52, Peter Collingbourne <peter at pcc.me.uk> a > écrit : > >> >> >> On Thu, May 3, 2018 at 3:29 PM, David Blaikie <dblaikie at gmail.com> wrote: >> >>> >>> >>> On Thu, May 3, 2018 at 3:08 PM Peter Collingbourne via

On Thu, May 3, 2018 at 2:16 PM, Steven Wu <stevenwu at apple.com> wrote: > > > On May 1, 2018, at 4:50 PM, Teresa Johnson via llvm-dev < > llvm-dev at lists.llvm.org> wrote: > > Hi Mehdi, thanks for the comments, responses and a tweaked proposal below. > Teresa > > On Tue, May 1, 2018 at 11:37 AM, Mehdi AMINI <joker.eph at gmail.com> wrote: >

On Thu, May 3, 2018 at 3:29 PM, David Blaikie <dblaikie at gmail.com> wrote: > > > On Thu, May 3, 2018 at 3:08 PM Peter Collingbourne via llvm-dev < > llvm-dev at lists.llvm.org> wrote: > >> On Thu, May 3, 2018 at 2:44 PM, Mehdi AMINI <joker.eph at gmail.com> wrote: >> >>> >>> >>> Le mar. 1 mai 2018 à 16:50, Teresa Johnson

On Thu, May 3, 2018 at 3:58 PM, David Blaikie <dblaikie at gmail.com> wrote: > > > On Thu, May 3, 2018 at 3:52 PM Peter Collingbourne <peter at pcc.me.uk> > wrote: > >> On Thu, May 3, 2018 at 3:29 PM, David Blaikie <dblaikie at gmail.com> wrote: >> >>> >>> >>> On Thu, May 3, 2018 at 3:08 PM Peter Collingbourne via llvm-dev

On 8 December 2016 at 02:34, Jojo Ma <jojo.ma at linaro.org> wrote: > It would be profitable as well if we could enable the canonicalisation on > it. > sequence before this canonicalisation (ARM): > test: > .fnstart > @ BB#0: @ %entry > movw r1, #65534 > and r1, r0, r1 > ubfx r0, r0, #1, #15 > add r0, r0, r1, lsr #1 > bx lr