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author | Ingo Molnar <mingo@elte.hu> | 2008-10-28 16:54:49 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-10-28 16:54:49 +0100 |
commit | d1a76187a5be4f89c6cb19d800cb5fb7aac735c5 (patch) | |
tree | 2fac3ffbfffc7560eeef8364b541d0d7a0057920 /arch/mips/include/asm/regdef.h | |
parent | c7e78cff6b7518212247fb20b1dc6411540dc9af (diff) | |
parent | 0173a3265b228da319ceb9c1ec6a5682fd1b2d92 (diff) |
Merge commit 'v2.6.28-rc2' into core/locking
Conflicts:
arch/um/include/asm/system.h
Diffstat (limited to 'arch/mips/include/asm/regdef.h')
-rw-r--r-- | arch/mips/include/asm/regdef.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/arch/mips/include/asm/regdef.h b/arch/mips/include/asm/regdef.h new file mode 100644 index 00000000000..7c8ecb6b9c4 --- /dev/null +++ b/arch/mips/include/asm/regdef.h @@ -0,0 +1,100 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1985 MIPS Computer Systems, Inc. + * Copyright (C) 1994, 95, 99, 2003 by Ralf Baechle + * Copyright (C) 1990 - 1992, 1999 Silicon Graphics, Inc. + */ +#ifndef _ASM_REGDEF_H +#define _ASM_REGDEF_H + +#include <asm/sgidefs.h> + +#if _MIPS_SIM == _MIPS_SIM_ABI32 + +/* + * Symbolic register names for 32 bit ABI + */ +#define zero $0 /* wired zero */ +#define AT $1 /* assembler temp - uppercase because of ".set at" */ +#define v0 $2 /* return value */ +#define v1 $3 +#define a0 $4 /* argument registers */ +#define a1 $5 +#define a2 $6 +#define a3 $7 +#define t0 $8 /* caller saved */ +#define t1 $9 +#define t2 $10 +#define t3 $11 +#define t4 $12 +#define t5 $13 +#define t6 $14 +#define t7 $15 +#define s0 $16 /* callee saved */ +#define s1 $17 +#define s2 $18 +#define s3 $19 +#define s4 $20 +#define s5 $21 +#define s6 $22 +#define s7 $23 +#define t8 $24 /* caller saved */ +#define t9 $25 +#define jp $25 /* PIC jump register */ +#define k0 $26 /* kernel scratch */ +#define k1 $27 +#define gp $28 /* global pointer */ +#define sp $29 /* stack pointer */ +#define fp $30 /* frame pointer */ +#define s8 $30 /* same like fp! */ +#define ra $31 /* return address */ + +#endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */ + +#if _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32 + +#define zero $0 /* wired zero */ +#define AT $at /* assembler temp - uppercase because of ".set at" */ +#define v0 $2 /* return value - caller saved */ +#define v1 $3 +#define a0 $4 /* argument registers */ +#define a1 $5 +#define a2 $6 +#define a3 $7 +#define a4 $8 /* arg reg 64 bit; caller saved in 32 bit */ +#define ta0 $8 +#define a5 $9 +#define ta1 $9 +#define a6 $10 +#define ta2 $10 +#define a7 $11 +#define ta3 $11 +#define t0 $12 /* caller saved */ +#define t1 $13 +#define t2 $14 +#define t3 $15 +#define s0 $16 /* callee saved */ +#define s1 $17 +#define s2 $18 +#define s3 $19 +#define s4 $20 +#define s5 $21 +#define s6 $22 +#define s7 $23 +#define t8 $24 /* caller saved */ +#define t9 $25 /* callee address for PIC/temp */ +#define jp $25 /* PIC jump register */ +#define k0 $26 /* kernel temporary */ +#define k1 $27 +#define gp $28 /* global pointer - caller saved for PIC */ +#define sp $29 /* stack pointer */ +#define fp $30 /* frame pointer */ +#define s8 $30 /* callee saved */ +#define ra $31 /* return address */ + +#endif /* _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32 */ + +#endif /* _ASM_REGDEF_H */ |