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authorMarc Espie <espie@cvs.openbsd.org>2000-09-12 14:48:46 +0000
committerMarc Espie <espie@cvs.openbsd.org>2000-09-12 14:48:46 +0000
commit62531eff7138b73da2a6d2b382959964d67d4269 (patch)
tree176edf1a30027217d6fcff6f9f1c049d990d75cf /gnu/usr.bin/binutils/include/opcode/v850.h
parent9ba342053c015a9be4f7f1ad1efdf21220329946 (diff)
Import binutils-2.10
- only the binutils package (no gdb here) - don't import libiberty and texinfo, they are elsewhere - remove all .info* generated files
Diffstat (limited to 'gnu/usr.bin/binutils/include/opcode/v850.h')
-rw-r--r--gnu/usr.bin/binutils/include/opcode/v850.h166
1 files changed, 166 insertions, 0 deletions
diff --git a/gnu/usr.bin/binutils/include/opcode/v850.h b/gnu/usr.bin/binutils/include/opcode/v850.h
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+++ b/gnu/usr.bin/binutils/include/opcode/v850.h
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+/* v850.h -- Header file for NEC V850 opcode table
+ Copyright 1996 Free Software Foundation, Inc.
+ Written by J.T. Conklin, Cygnus Support
+
+This file is part of GDB, GAS, and the GNU binutils.
+
+GDB, GAS, and the GNU binutils are free software; you can redistribute
+them and/or modify them under the terms of the GNU General Public
+License as published by the Free Software Foundation; either version
+1, or (at your option) any later version.
+
+GDB, GAS, and the GNU binutils are distributed in the hope that they
+will be useful, but WITHOUT ANY WARRANTY; without even the implied
+warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
+the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this file; see the file COPYING. If not, write to the Free
+Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#ifndef V850_H
+#define V850_H
+
+/* The opcode table is an array of struct v850_opcode. */
+
+struct v850_opcode
+{
+ /* The opcode name. */
+ const char *name;
+
+ /* The opcode itself. Those bits which will be filled in with
+ operands are zeroes. */
+ unsigned long opcode;
+
+ /* The opcode mask. This is used by the disassembler. This is a
+ mask containing ones indicating those bits which must match the
+ opcode field, and zeroes indicating those bits which need not
+ match (and are presumably filled in by operands). */
+ unsigned long mask;
+
+ /* An array of operand codes. Each code is an index into the
+ operand table. They appear in the order which the operands must
+ appear in assembly code, and are terminated by a zero. */
+ unsigned char operands[8];
+
+ /* Which (if any) operand is a memory operand. */
+ unsigned int memop;
+
+ /* Target processor(s). A bit field of processors which support
+ this instruction. Note a bit field is used as some instructions
+ are available on multiple, different processor types, whereas
+ other instructions are only available on one specific type. */
+ unsigned int processors;
+};
+
+/* Values for the processors field in the v850_opcode structure. */
+#define PROCESSOR_V850 (1 << 0) /* Just the V850. */
+#define PROCESSOR_ALL -1 /* Any processor. */
+#define PROCESSOR_V850E (1 << 1) /* Just the V850E. */
+#define PROCESSOR_NOT_V850 (~ PROCESSOR_V850) /* Any processor except the V850. */
+#define PROCESSOR_V850EA (1 << 2) /* Just the V850EA. */
+
+/* The table itself is sorted by major opcode number, and is otherwise
+ in the order in which the disassembler should consider
+ instructions. */
+extern const struct v850_opcode v850_opcodes[];
+extern const int v850_num_opcodes;
+
+
+/* The operands table is an array of struct v850_operand. */
+
+struct v850_operand
+{
+ /* The number of bits in the operand. */
+ /* If this value is -1 then the operand's bits are in a discontinous distribution in the instruction. */
+ int bits;
+
+ /* (bits >= 0): How far the operand is left shifted in the instruction. */
+ /* (bits == -1): Bit mask of the bits in the operand. */
+ int shift;
+
+ /* Insertion function. This is used by the assembler. To insert an
+ operand value into an instruction, check this field.
+
+ If it is NULL, execute
+ i |= (op & ((1 << o->bits) - 1)) << o->shift;
+ (i is the instruction which we are filling in, o is a pointer to
+ this structure, and op is the opcode value; this assumes twos
+ complement arithmetic).
+
+ If this field is not NULL, then simply call it with the
+ instruction and the operand value. It will return the new value
+ of the instruction. If the ERRMSG argument is not NULL, then if
+ the operand value is illegal, *ERRMSG will be set to a warning
+ string (the operand will be inserted in any case). If the
+ operand value is legal, *ERRMSG will be unchanged (most operands
+ can accept any value). */
+ unsigned long (* insert) PARAMS ((unsigned long instruction, long op,
+ const char ** errmsg));
+
+ /* Extraction function. This is used by the disassembler. To
+ extract this operand type from an instruction, check this field.
+
+ If it is NULL, compute
+ op = o->bits == -1 ? ((i) & o->shift) : ((i) >> o->shift) & ((1 << o->bits) - 1);
+ if (o->flags & V850_OPERAND_SIGNED)
+ op = (op << (32 - o->bits)) >> (32 - o->bits);
+ (i is the instruction, o is a pointer to this structure, and op
+ is the result; this assumes twos complement arithmetic).
+
+ If this field is not NULL, then simply call it with the
+ instruction value. It will return the value of the operand. If
+ the INVALID argument is not NULL, *INVALID will be set to
+ non-zero if this operand type can not actually be extracted from
+ this operand (i.e., the instruction does not match). If the
+ operand is valid, *INVALID will not be changed. */
+ unsigned long (* extract) PARAMS ((unsigned long instruction, int * invalid));
+
+ /* One bit syntax flags. */
+ int flags;
+};
+
+/* Elements in the table are retrieved by indexing with values from
+ the operands field of the v850_opcodes table. */
+
+extern const struct v850_operand v850_operands[];
+
+/* Values defined for the flags field of a struct v850_operand. */
+
+/* This operand names a general purpose register */
+#define V850_OPERAND_REG 0x01
+
+/* This operand names a system register */
+#define V850_OPERAND_SRG 0x02
+
+/* This operand names a condition code used in the setf instruction */
+#define V850_OPERAND_CC 0x04
+
+/* This operand takes signed values */
+#define V850_OPERAND_SIGNED 0x08
+
+/* This operand is the ep register. */
+#define V850_OPERAND_EP 0x10
+
+/* This operand is a PC displacement */
+#define V850_OPERAND_DISP 0x20
+
+/* This is a relaxable operand. Only used for D9->D22 branch relaxing
+ right now. We may need others in the future (or maybe handle them like
+ promoted operands on the mn10300?) */
+#define V850_OPERAND_RELAX 0x40
+
+/* The register specified must not be r0 */
+#define V850_NOT_R0 0x80
+
+/* CYGNUS LOCAL v850e */
+/* push/pop type instruction, V850E specific. */
+#define V850E_PUSH_POP 0x100
+
+/* 16 bit immediate follows instruction, V850E specific. */
+#define V850E_IMMEDIATE16 0x200
+
+/* 32 bit immediate follows instruction, V850E specific. */
+#define V850E_IMMEDIATE32 0x400
+
+#endif /* V850_H */