target/linux/octeon/patches-2.6.30/001-handle_removal_h_constraint.patch

   1 This is an incomplete proof of concept that I applied to be able to
   2 build a 64 bit kernel with GCC-4.4.  It doesn't handle the 32 bit case
   3 or the R4000_WAR case.
   4
   5 Comments welcome.
   6
   7 Signed-off-by: David Daney <ddaney@caviumnetworks.com>
   8 ---
   9  arch/mips/include/asm/compiler.h |    7 +++++++
  10  2 files changed, 11 insertions(+), 0 deletions(-)
  11
  12 --- a/arch/mips/include/asm/compiler.h
  13 +++ b/arch/mips/include/asm/compiler.h
  14 @@ -16,4 +16,11 @@
  15  #define GCC_REG_ACCUM "accum"
  16  #endif
  17
  18 +#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)
  19 +#define GCC_NO_H_CONSTRAINT
  20 +#ifdef CONFIG_64BIT
  21 +typedef unsigned int uint128_t __attribute__((mode(TI)));
  22 +#endif
  23 +#endif
  24 +
  25  #endif /* _ASM_COMPILER_H */