config/arch/sh.in
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Wed Sep 09 00:02:01 2009 +0200 (2009-09-09)
changeset 1525 4647e6fb994a
parent 1269 17e37102a037
child 1716 6bbf206a5b57
permissions -rw-r--r--
gcc: add patch to fix EABI for armv4t

As pointed out by Martin GUY, gcc incorrectly generates armv5t
instrcutions for EABI, even for cores that are an armv4t.
The new patch (for the 4.3 series) fixes the problem by downgrading
the default CPU for EABI to being an armv4t core.
     1 # Super-H specific configuration file
     2 # depends on EXPERIMENTAL
     3 
     4 config ARCH_sh
     5     select ARCH_USE_MMU
     6     select ARCH_SUPPORTS_BOTH_ENDIAN
     7     select ARCH_DEFAULT_LE
     8     help
     9       The Super-H architecture, as defined by:
    10         http://www.renesas.com/fmwk.jsp?cnt=superh_family_landing.jsp&fp=/products/mpumcu/superh_family/
    11 
    12 choice
    13     bool
    14     prompt "Variant"
    15 
    16 config ARCH_SH_SH3
    17     bool
    18     prompt "sh3"
    19 
    20 config ARCH_SH_SH4
    21     bool
    22     prompt "sh4"
    23 
    24 config ARCH_SH_SH4A
    25     bool
    26     prompt "sh4a"
    27 
    28 endchoice
    29 
    30 config ARCH_SH_VARIANT
    31     string
    32     default "sh3"   if ARCH_SH_SH3
    33     default "sh4"   if ARCH_SH_SH4
    34     default "sh4a"  if ARCH_SH_SH4A