1 #ifndef _ASM_POWERPC_ASM_COMPAT_H
2 #define _ASM_POWERPC_ASM_COMPAT_H
5 #include <asm/ppc-opcode.h>
8 # define stringify_in_c(...) __VA_ARGS__
9 # define ASM_CONST(x) x
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)
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_LCMPI stringify_in_c(cmpdi)
25 #define PPC_LONG stringify_in_c(.llong)
26 #define PPC_LONG_ALIGN stringify_in_c(.balign 8)
27 #define PPC_TLNEI stringify_in_c(tdnei)
28 #define PPC_LLARX(t, a, b, eh) PPC_LDARX(t, a, b, eh)
29 #define PPC_STLCX stringify_in_c(stdcx.)
30 #define PPC_CNTLZL stringify_in_c(cntlzd)
31 #define PPC_LR_STKOFF 16
33 /* Move to CR, single-entry optimized version. Only available
34 * on POWER4 and later.
36 #ifdef CONFIG_POWER4_ONLY
37 #define PPC_MTOCRF stringify_in_c(mtocrf)
39 #define PPC_MTOCRF stringify_in_c(mtcrf)
44 /* operations for longs and pointers */
45 #define PPC_LL stringify_in_c(lwz)
46 #define PPC_STL stringify_in_c(stw)
47 #define PPC_LCMPI stringify_in_c(cmpwi)
48 #define PPC_LONG stringify_in_c(.long)
49 #define PPC_LONG_ALIGN stringify_in_c(.balign 4)
50 #define PPC_TLNEI stringify_in_c(twnei)
51 #define PPC_LLARX(t, a, b, eh) PPC_LWARX(t, a, b, eh)
52 #define PPC_STLCX stringify_in_c(stwcx.)
53 #define PPC_CNTLZL stringify_in_c(cntlzw)
54 #define PPC_MTOCRF stringify_in_c(mtcrf)
55 #define PPC_LR_STKOFF 4
60 #ifdef CONFIG_IBM405_ERR77
61 /* Erratum #77 on the 405 means we need a sync or dcbt before every
62 * stwcx. The old ATOMIC_SYNC_FIX covered some but not all of this.
64 #define PPC405_ERR77(ra,rb) stringify_in_c(dcbt ra, rb;)
65 #define PPC405_ERR77_SYNC stringify_in_c(sync;)
67 #define PPC405_ERR77(ra,rb)
68 #define PPC405_ERR77_SYNC
72 #endif /* _ASM_POWERPC_ASM_COMPAT_H */