81 lines
2.3 KiB
C
81 lines
2.3 KiB
C
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#ifndef _ASM_POWERPC_ASM_COMPAT_H
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#define _ASM_POWERPC_ASM_COMPAT_H
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#include <asm/types.h>
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#include <asm/ppc-opcode.h>
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#ifdef __ASSEMBLY__
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# define stringify_in_c(...) __VA_ARGS__
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# define ASM_CONST(x) x
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#else
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/* This version of stringify will deal with commas... */
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# define __stringify_in_c(...) #__VA_ARGS__
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# define stringify_in_c(...) __stringify_in_c(__VA_ARGS__) " "
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# define __ASM_CONST(x) x##UL
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# define ASM_CONST(x) __ASM_CONST(x)
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#endif
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#ifdef __powerpc64__
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/* operations for longs and pointers */
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#define PPC_LL stringify_in_c(ld)
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#define PPC_STL stringify_in_c(std)
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#define PPC_STLU stringify_in_c(stdu)
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#define PPC_LCMPI stringify_in_c(cmpdi)
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#define PPC_LONG stringify_in_c(.llong)
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#define PPC_LONG_ALIGN stringify_in_c(.balign 8)
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#define PPC_TLNEI stringify_in_c(tdnei)
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#define PPC_LLARX(t, a, b, eh) PPC_LDARX(t, a, b, eh)
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#define PPC_STLCX stringify_in_c(stdcx.)
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#define PPC_CNTLZL stringify_in_c(cntlzd)
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#define PPC_MTOCRF(FXM, RS) MTOCRF((FXM), RS)
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#define PPC_LR_STKOFF 16
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#define PPC_MIN_STKFRM 112
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#ifdef __BIG_ENDIAN__
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#define LWZX_BE stringify_in_c(lwzx)
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#define LDX_BE stringify_in_c(ldx)
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#define STWX_BE stringify_in_c(stwx)
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#define STDX_BE stringify_in_c(stdx)
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#else
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#define LWZX_BE stringify_in_c(lwbrx)
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#define LDX_BE stringify_in_c(ldbrx)
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#define STWX_BE stringify_in_c(stwbrx)
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#define STDX_BE stringify_in_c(stdbrx)
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#endif
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#else /* 32-bit */
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/* operations for longs and pointers */
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#define PPC_LL stringify_in_c(lwz)
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#define PPC_STL stringify_in_c(stw)
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#define PPC_STLU stringify_in_c(stwu)
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#define PPC_LCMPI stringify_in_c(cmpwi)
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#define PPC_LONG stringify_in_c(.long)
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#define PPC_LONG_ALIGN stringify_in_c(.balign 4)
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#define PPC_TLNEI stringify_in_c(twnei)
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#define PPC_LLARX(t, a, b, eh) PPC_LWARX(t, a, b, eh)
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#define PPC_STLCX stringify_in_c(stwcx.)
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#define PPC_CNTLZL stringify_in_c(cntlzw)
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#define PPC_MTOCRF stringify_in_c(mtcrf)
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#define PPC_LR_STKOFF 4
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#define PPC_MIN_STKFRM 16
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#endif
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#ifdef __KERNEL__
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#ifdef CONFIG_IBM405_ERR77
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/* Erratum #77 on the 405 means we need a sync or dcbt before every
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* stwcx. The old ATOMIC_SYNC_FIX covered some but not all of this.
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*/
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#define PPC405_ERR77(ra,rb) stringify_in_c(dcbt ra, rb;)
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#define PPC405_ERR77_SYNC stringify_in_c(sync;)
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#else
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#define PPC405_ERR77(ra,rb)
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#define PPC405_ERR77_SYNC
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#endif
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#endif
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#endif /* _ASM_POWERPC_ASM_COMPAT_H */
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