linux/arch/powerpc/include/asm/asm-compat.h
Tobin C. Harding eb039161da powerpc/asm: Convert .llong directives to .8byte
.llong is an undocumented PPC specific directive. The generic
equivalent is .quad, but even better (because it's self describing) is
.8byte.

Convert all .llong directives to .8byte.

Signed-off-by: Tobin C. Harding <me@tobin.cc>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2017-08-31 14:26:47 +10:00

87 lines
2.5 KiB
C

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