uofw/include/common/inline.h

/* Copyright (C) 2011, 2012 The uOFW team
   See the file COPYING for copying permission.
*/

#ifndef COMMON_INCLUDED
# error "Only include common_imp.h or common_header.h!"
#endif

inline static s32 pspMax(s32 a, s32 b)
{
    s32 ret;
    asm __volatile__ ("max %0, %1, %2" : "=r" (ret) : "r" (a), "r" (b));
    return ret;
}

inline static s32 pspMin(s32 a, s32 b)
{
    s32 ret;
    asm __volatile__ ("min %0, %1, %2" : "=r" (ret) : "r" (a), "r" (b));
    return ret;
}

inline static void pspSync(void)
{
    asm __volatile__ ("sync");
}

inline static void pspCache(char op, const void *ptr)
{
    asm __volatile__ ("cache %0, 0(%1)" : : "ri" (op), "r" (ptr));
}

inline static void pspBreak(s32 op)
{
    asm __volatile__ ("break %0" : : "ri" (op));
}

inline static void pspHalt(void)
{
    /* The 'HALT' instruction */
    asm __volatile__ (".word 0x70000000");
}

inline static s32 pspMfic(void)
{
    s32 ret;
    asm __volatile__ ("mfic %0, $0" : "=r" (ret));
    return ret;
}

inline static s32 pspLl(s32 *ptr)
{
    s32 ret;
    asm __volatile__ ("ll %0, (%1)" : "=r" (ret) : "r" (ptr));
    return ret;
}

inline static s32 pspSc(s32 value, s32 *ptr)
{
    s32 ret = value;
    asm __volatile__ ("sc %0, (%1)" : "=r" (ret) : "r" (ptr));
    return ret;
}