* config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of macros so that they're consistent with their names. * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise. * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise. From-SVN: r31221