[PATCH 2/3,ARM,libgcc]Code size optimization for the fmul/fdiv and dmul/ddiv function in libgcc

[Tony Wang]

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> -----Original Message-----
> From: Tony Wang [mailto:tony.wang@arm.com]
> Sent: Thursday, August 28, 2014 2:02 PM
> To: 'gcc-patches@gcc.gnu.org'
> Cc: Richard Earnshaw; Ramana Radhakrishnan
> Subject: RE: [PATCH 2/3,ARM,libgcc]Code size optimization for the fmul/fdiv and dmul/ddiv function in libgcc
> 
> Ping?
> 
> > -----Original Message-----
> > From: Tony Wang [mailto:tony.wang@arm.com]
> > Sent: Thursday, August 21, 2014 2:15 PM
> > To: 'gcc-patches@gcc.gnu.org'
> > Subject: [PATCH 2/3,ARM,libgcc]Code size optimization for the fmul/fdiv and dmul/ddiv function in libgcc
> >
> > Step 2: Mark all the symbols around the fragment boundaries as function symbols, so as to generate veneer
> > when the two section is too far away from each other. Also, I have both manually and using some test cases
to
> > verify that IP and PSR are not alive at such point.
> >
> > gcc/libgcc/ChangeLog:
> > 2014-8-21   Tony Wang <tony.wang@arm.com>
> >
> >         * config/arm/ieee754-sf.S: Expose symbols around fragment boundaries as function symbols.
> >         * config/arm/ieee754-df.S: Same with above
> >
> > BR,
> > Tony
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