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TOMOYO Linux Cross Reference
Linux/arch/powerpc/include/asm/asm-compat.h

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  1 #ifndef _ASM_POWERPC_ASM_COMPAT_H
  2 #define _ASM_POWERPC_ASM_COMPAT_H
  3 
  4 #include <asm/types.h>
  5 #include <asm/ppc-opcode.h>
  6 
  7 #ifdef __ASSEMBLY__
  8 #  define stringify_in_c(...)   __VA_ARGS__
  9 #  define ASM_CONST(x)          x
 10 #else
 11 /* This version of stringify will deal with commas... */
 12 #  define __stringify_in_c(...) #__VA_ARGS__
 13 #  define stringify_in_c(...)   __stringify_in_c(__VA_ARGS__) " "
 14 #  define __ASM_CONST(x)        x##UL
 15 #  define ASM_CONST(x)          __ASM_CONST(x)
 16 #endif
 17 
 18 
 19 #ifdef __powerpc64__
 20 
 21 /* operations for longs and pointers */
 22 #define PPC_LL          stringify_in_c(ld)
 23 #define PPC_STL         stringify_in_c(std)
 24 #define PPC_STLU        stringify_in_c(stdu)
 25 #define PPC_LCMPI       stringify_in_c(cmpdi)
 26 #define PPC_LCMPLI      stringify_in_c(cmpldi)
 27 #define PPC_LCMP        stringify_in_c(cmpd)
 28 #define PPC_LONG        stringify_in_c(.llong)
 29 #define PPC_LONG_ALIGN  stringify_in_c(.balign 8)
 30 #define PPC_TLNEI       stringify_in_c(tdnei)
 31 #define PPC_LLARX(t, a, b, eh)  PPC_LDARX(t, a, b, eh)
 32 #define PPC_STLCX       stringify_in_c(stdcx.)
 33 #define PPC_CNTLZL      stringify_in_c(cntlzd)
 34 #define PPC_MTOCRF(FXM, RS) MTOCRF((FXM), RS)
 35 #define PPC_LR_STKOFF   16
 36 #define PPC_MIN_STKFRM  112
 37 
 38 #ifdef __BIG_ENDIAN__
 39 #define LWZX_BE stringify_in_c(lwzx)
 40 #define LDX_BE  stringify_in_c(ldx)
 41 #define STWX_BE stringify_in_c(stwx)
 42 #define STDX_BE stringify_in_c(stdx)
 43 #else
 44 #define LWZX_BE stringify_in_c(lwbrx)
 45 #define LDX_BE  stringify_in_c(ldbrx)
 46 #define STWX_BE stringify_in_c(stwbrx)
 47 #define STDX_BE stringify_in_c(stdbrx)
 48 #endif
 49 
 50 #else /* 32-bit */
 51 
 52 /* operations for longs and pointers */
 53 #define PPC_LL          stringify_in_c(lwz)
 54 #define PPC_STL         stringify_in_c(stw)
 55 #define PPC_STLU        stringify_in_c(stwu)
 56 #define PPC_LCMPI       stringify_in_c(cmpwi)
 57 #define PPC_LCMPLI      stringify_in_c(cmplwi)
 58 #define PPC_LCMP        stringify_in_c(cmpw)
 59 #define PPC_LONG        stringify_in_c(.long)
 60 #define PPC_LONG_ALIGN  stringify_in_c(.balign 4)
 61 #define PPC_TLNEI       stringify_in_c(twnei)
 62 #define PPC_LLARX(t, a, b, eh)  PPC_LWARX(t, a, b, eh)
 63 #define PPC_STLCX       stringify_in_c(stwcx.)
 64 #define PPC_CNTLZL      stringify_in_c(cntlzw)
 65 #define PPC_MTOCRF      stringify_in_c(mtcrf)
 66 #define PPC_LR_STKOFF   4
 67 #define PPC_MIN_STKFRM  16
 68 
 69 #endif
 70 
 71 #ifdef __KERNEL__
 72 #ifdef CONFIG_IBM405_ERR77
 73 /* Erratum #77 on the 405 means we need a sync or dcbt before every
 74  * stwcx.  The old ATOMIC_SYNC_FIX covered some but not all of this.
 75  */
 76 #define PPC405_ERR77(ra,rb)     stringify_in_c(dcbt     ra, rb;)
 77 #define PPC405_ERR77_SYNC       stringify_in_c(sync;)
 78 #else
 79 #define PPC405_ERR77(ra,rb)
 80 #define PPC405_ERR77_SYNC
 81 #endif
 82 #endif
 83 
 84 #endif /* _ASM_POWERPC_ASM_COMPAT_H */
 85 

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