From: "Thomas Preud'homme" <thomas.preudhomme@arm.com>
To: "Thomas Preud'homme" <Thomas.Preudhomme@arm.com>,
"Richard Earnshaw" <Richard.Earnshaw@arm.com>,
<gcc-patches@gcc.gnu.org>
Cc: "Ramana Radhakrishnan" <Ramana.Radhakrishnan@arm.com>
Subject: RE: [PATCH 2/3, ARM, libgcc, ping6] Code size optimization for the fmul/fdiv and dmul/ddiv function in libgcc
Date: Tue, 27 Jan 2015 08:33:00 -0000 [thread overview]
Message-ID: <001401d039f3$70c306d0$52491470$@arm.com> (raw)
In-Reply-To: <001201d039f1$3b73c9d0$b25b5d70$@arm.com>
> From: gcc-patches-owner@gcc.gnu.org [mailto:gcc-patches-
> owner@gcc.gnu.org] On Behalf Of Thomas Preud'homme
>
> >
> > Secondly, in a shared library environment you need to ensure that
> these
> > names remain private to the instance linked into the library, so that
> > you don't end up going through the PLT for each branch between
> blocks.
>
> Right. I'll post something for this shortly.
My apologies, this is also already the case since these are local symbols.
The first bleq Lml_s in aeabi_dmul is encoded as 0x0b00006f which is the
address of the code that starts at Lml_s label just below. I cannot see any
Lml entry in the plt.
Best regards,
Thomas
next prev parent reply other threads:[~2015-01-27 5:38 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-14 12:01 Thomas Preud'homme
2015-01-14 15:05 ` Richard Earnshaw
2015-01-27 8:11 ` Thomas Preud'homme
2015-01-27 8:33 ` Thomas Preud'homme [this message]
2015-04-30 7:43 ` Thomas Preud'homme
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