Re: [PATCH][RFC][libatomic] Override -mcpu option for arm linux ifunc targets

2014-02-17 Thread Kyrill Tkachov
On 13/02/14 18:23, Richard Henderson wrote: On 02/03/2014 03:50 AM, Kyrill Tkachov wrote: +# For ARM, the -march option by itself conflicts with any -mcpu option that +# we might end up passing to the build, causing an error. +# Therefore we override the -mcpu option as well. +# This shouldn't a

Re: [PATCH][RFC][libatomic] Override -mcpu option for arm linux ifunc targets

2014-02-13 Thread Richard Henderson
On 02/03/2014 03:50 AM, Kyrill Tkachov wrote: > +# For ARM, the -march option by itself conflicts with any -mcpu option that > +# we might end up passing to the build, causing an error. > +# Therefore we override the -mcpu option as well. > +# This shouldn't affect tuning much because the affected

Re: [PATCH][RFC][libatomic] Override -mcpu option for arm linux ifunc targets

2014-02-13 Thread Kyrill Tkachov
Ping? http://gcc.gnu.org/ml/gcc-patches/2014-02/msg00069.html On 03/02/14 11:50, Kyrill Tkachov wrote: Hi all, There is a slight issue with the libatomic Makefile for arm linux ifunc targets. It adds an explicity -march=armv7-a option to the command line to enable building the exclusive instruc

[PATCH][RFC][libatomic] Override -mcpu option for arm linux ifunc targets

2014-02-03 Thread Kyrill Tkachov
Hi all, There is a slight issue with the libatomic Makefile for arm linux ifunc targets. It adds an explicity -march=armv7-a option to the command line to enable building the exclusive instruction variants in libatomic. However, if the multilib machinery tries to add an -mcpu option that confl