From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dinh Nguyen Date: Tue, 18 Aug 2015 15:13:42 -0500 Subject: [U-Boot] [PATCH 1/2] ddr: altera: Replace float multiplication with integer one In-Reply-To: <1439247577-8926-1-git-send-email-marex@denx.de> References: <1439247577-8926-1-git-send-email-marex@denx.de> Message-ID: <55D391F6.6060406@opensource.altera.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 8/10/15 5:59 PM, Marek Vasut wrote: > This gem is really really rare, there was an actual float used in > the Altera DDR init code, which pulled in floating point ops from > the libgcc, just wow. > > Since we don't support floating point operations the same way Linux > does not support them, replace this with an integer multiplication > and division combo. This removes some 2kiB of size from the SPL as > the floating point ops are no longer pulled in from libgcc. > > This was detected by enabling CONFIG_USE_PRIVATE_LIBGCC=y , which > does not contain the floating point bits. > > Signed-off-by: Marek Vasut > --- > drivers/ddr/altera/sequencer.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/ddr/altera/sequencer.c b/drivers/ddr/altera/sequencer.c > index 2bd0109..f3621cf 100644 Acked-by: Dinh Nguyen Thanks, Dinh