From mboxrd@z Thu Jan 1 00:00:00 1970 From: mans@mansr.com (=?iso-8859-1?Q?M=E5ns_Rullg=E5rd?=) Date: Mon, 05 Jul 2010 16:14:45 +0100 Subject: Some benchmarks on ARM References: <20100702180257.GA8767@pengutronix.de> <4C2E4D59.8030300@gmail.com> <4C31CEE3.2050202@pengutronix.de> <20100705140050.GC19338@n2100.arm.linux.org.uk> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Russell King - ARM Linux writes: > On Mon, Jul 05, 2010 at 02:24:03PM +0200, Marc Kleine-Budde wrote: >> We used a compiler generating hardware floating point instruction by >> default: >> >> gcc was configured with: >> "--with-float=softfp --with-fpu=vfp --with-cpu=arm1136jf-s" > > This is unclear that it's generating hardware floating point instructions. > The --with-float=softfp suggests its using soft-fp. That configuration will generate hardware vfp instructions while using softfloat calling conventions (arguments passed in integer registers). A pure softfloat configuration would be --with-float=soft. -- M?ns Rullg?rd mans at mansr.com