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104 lines
2.9 KiB
Diff
104 lines
2.9 KiB
Diff
--- /dev/null
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+++ b/kexec/arch/mips/regdef.h
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@@ -0,0 +1,100 @@
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+/*
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+ * This file is subject to the terms and conditions of the GNU General Public
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+ * License. See the file "COPYING" in the main directory of this archive
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+ * for more details.
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+ *
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+ * Copyright (C) 1985 MIPS Computer Systems, Inc.
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+ * Copyright (C) 1994, 95, 99, 2003 by Ralf Baechle
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+ * Copyright (C) 1990 - 1992, 1999 Silicon Graphics, Inc.
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+ */
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+#ifndef _ASM_REGDEF_H
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+#define _ASM_REGDEF_H
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+
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+#include <asm/sgidefs.h>
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+
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+#if _MIPS_SIM == _MIPS_SIM_ABI32
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+
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+/*
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+ * Symbolic register names for 32 bit ABI
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+ */
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+#define zero $0 /* wired zero */
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+#define AT $1 /* assembler temp - uppercase because of ".set at" */
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+#define v0 $2 /* return value */
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+#define v1 $3
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+#define a0 $4 /* argument registers */
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+#define a1 $5
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+#define a2 $6
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+#define a3 $7
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+#define t0 $8 /* caller saved */
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+#define t1 $9
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+#define t2 $10
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+#define t3 $11
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+#define t4 $12
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+#define t5 $13
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+#define t6 $14
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+#define t7 $15
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+#define s0 $16 /* callee saved */
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+#define s1 $17
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+#define s2 $18
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+#define s3 $19
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+#define s4 $20
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+#define s5 $21
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+#define s6 $22
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+#define s7 $23
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+#define t8 $24 /* caller saved */
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+#define t9 $25
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+#define jp $25 /* PIC jump register */
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+#define k0 $26 /* kernel scratch */
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+#define k1 $27
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+#define gp $28 /* global pointer */
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+#define sp $29 /* stack pointer */
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+#define fp $30 /* frame pointer */
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+#define s8 $30 /* same like fp! */
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+#define ra $31 /* return address */
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+
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+#endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */
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+
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+#if _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32
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+
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+#define zero $0 /* wired zero */
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+#define AT $at /* assembler temp - uppercase because of ".set at" */
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+#define v0 $2 /* return value - caller saved */
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+#define v1 $3
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+#define a0 $4 /* argument registers */
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+#define a1 $5
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+#define a2 $6
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+#define a3 $7
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+#define a4 $8 /* arg reg 64 bit; caller saved in 32 bit */
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+#define ta0 $8
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+#define a5 $9
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+#define ta1 $9
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+#define a6 $10
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+#define ta2 $10
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+#define a7 $11
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+#define ta3 $11
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+#define t0 $12 /* caller saved */
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+#define t1 $13
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+#define t2 $14
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+#define t3 $15
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+#define s0 $16 /* callee saved */
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+#define s1 $17
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+#define s2 $18
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+#define s3 $19
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+#define s4 $20
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+#define s5 $21
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+#define s6 $22
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+#define s7 $23
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+#define t8 $24 /* caller saved */
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+#define t9 $25 /* callee address for PIC/temp */
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+#define jp $25 /* PIC jump register */
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+#define k0 $26 /* kernel temporary */
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+#define k1 $27
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+#define gp $28 /* global pointer - caller saved for PIC */
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+#define sp $29 /* stack pointer */
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+#define fp $30 /* frame pointer */
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+#define s8 $30 /* callee saved */
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+#define ra $31 /* return address */
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+
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+#endif /* _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32 */
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+
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+#endif /* _ASM_REGDEF_H */
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