Re: RFC: right way to conditional-ize some macros for LTO

2013-04-11 Thread Tim Bird
On 04/02/2013 05:50 AM, Jon Medhurst (Tixy) wrote: > On Fri, 2013-03-29 at 11:50 -0700, Tim Bird wrote: >> Hi all, >> >> A while ago I was working on supporting link-time optimization >> for ARM, and I'm just now getting around to submitting some of >> the patches from my work. I'll explain more b

Re: RFC: right way to conditional-ize some macros for LTO

2013-04-08 Thread Dave Martin
On Tue, Apr 02, 2013 at 01:50:37PM +0100, Jon Medhurst (Tixy) wrote: > On Fri, 2013-03-29 at 11:50 -0700, Tim Bird wrote: > > Hi all, > > > > A while ago I was working on supporting link-time optimization > > for ARM, and I'm just now getting around to submitting some of > > the patches from my wo

Re: RFC: right way to conditional-ize some macros for LTO

2013-04-02 Thread Tim Bird
On 04/02/2013 05:50 AM, Jon Medhurst (Tixy) wrote: > On Fri, 2013-03-29 at 11:50 -0700, Tim Bird wrote: >> The macros themselves seem empty. Can someone tell me what they do? >> What is the status of these macros? Are they even needed? > > The names of the macros are for Thumb2 instructions whic

Re: RFC: right way to conditional-ize some macros for LTO

2013-04-02 Thread Jon Medhurst (Tixy)
On Fri, 2013-03-29 at 11:50 -0700, Tim Bird wrote: > Hi all, > > A while ago I was working on supporting link-time optimization > for ARM, and I'm just now getting around to submitting some of > the patches from my work. I'll explain more below, but the > executive summary is this: Andi Kleen's L

RFC: right way to conditional-ize some macros for LTO

2013-03-29 Thread Tim Bird
Hi all, A while ago I was working on supporting link-time optimization for ARM, and I'm just now getting around to submitting some of the patches from my work. I'll explain more below, but the executive summary is this: Andi Kleen's LTO patches for Linux almost work on ARM. I ran into one issue