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4 Commits

Author SHA1 Message Date
Paul Mundt
e9bf51e5cc sh: __udivdi3 -> do_div() in softfloat lib. 
Inhibit the generation of __udivdi3 for the softfloat lib, use do_div()
outright.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
 2008-12-22 18:42:53 +09:00
Carl Shaw
b6ad1e8c3f sh: Subnormal double to float conversion 
This patch adds support for the SH4 to convert a subnormal double
into a float by catching the FPE and implementing the FCNVDS
instruction in software.

Signed-off-by: Carl Shaw <carl.shaw@st.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
 2008-09-08 10:35:05 +09:00
Paul Mundt
f15cbe6f1a sh: migrate to arch/sh/include/ 
This follows the sparc changes a439fe51a1f8eb087c22dd24d69cebae4a3addac.

Most of the moving about was done with Sam's directions at:

http://marc.info/?l=linux-sh&m=121724823706062&w=2

with subsequent hacking and fixups entirely my fault.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
 2008-07-29 08:09:44 +09:00
Stuart Menefy
c8c0a1aba9 sh: Support denormalization on SH-4 FPU. 
Signed-off-by: Stuart Menefy <stuart.menefy@st.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
 2008-01-28 13:18:59 +09:00