Re: [MIPS] Avoiding FP operations/register usage

2014-02-15 Thread Richard Sandiford
Matthew Fortune writes: >> Matthew Fortune writes: >> > I'm still interested in how successfully the MIPS backend is managing >> > to avoid floating point but I am also convinced there are bugs in >> > ld.so entry points for MIPS. >> >> It uses the standard mechanism to avoid it, which is markin

RE: [MIPS] Avoiding FP operations/register usage

2014-02-11 Thread Matthew Fortune
> Matthew Fortune writes: > > I'm still interested in how successfully the MIPS backend is managing > > to avoid floating point but I am also convinced there are bugs in > > ld.so entry points for MIPS. > > It uses the standard mechanism to avoid it, which is marking uses of FP > registers for in

Re: [MIPS] Avoiding FP operations/register usage

2014-02-11 Thread Richard Sandiford
Matthew Fortune writes: > I'm still interested in how successfully the MIPS backend is managing to > avoid floating point but I am also convinced there are bugs in ld.so > entry points for MIPS. It uses the standard mechanism to avoid it, which is marking uses of FP registers for integer moves, l

RE: [MIPS] Avoiding FP operations/register usage

2014-02-07 Thread Matthew Fortune
> > My most recent reason for looking at this is because I am starting to > > understand/look at mips ld.so from glibc and it appears to make such > > an assumption. I.e. I cannot see it using any specific options to > > prevent the use of floating point but the path into the dynamic linker > > for

Re: [MIPS] Avoiding FP operations/register usage

2014-02-07 Thread Joseph S. Myers
On Fri, 7 Feb 2014, Matthew Fortune wrote: > My most recent reason for looking at this is because I am starting to > understand/look at mips ld.so from glibc and it appears to make such an > assumption. I.e. I cannot see it using any specific options to prevent > the use of floating point but t