Initial import

1 files changed, 106 insertions, 0 deletions

diff --git a/arch/mips/include/asm/regdef.h b/arch/mips/include/asm/regdef.h
new file mode 100644
index 000000000..3c687df1d
--- /dev/null
+++ b/arch/mips/include/asm/regdef.h
@@ -0,0 +1,106 @@
+/*
+ * 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.
+ * Copyright (C) 2011 Wind River Systems,
+ *   written by Ralf Baechle <ralf@linux-mips.org>
+ */
+#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 ta0	$12
+#define t5	$13
+#define ta1	$13
+#define t6	$14
+#define ta2	$14
+#define t7	$15
+#define ta3	$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 */