Based on notes from Peter Eriksson <peter@ifm.liu.se>. The target
[deliverable/binutils-gdb.git] / gas / config / itbl-mips.h
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1
2/* Defines for Mips itbl cop support */
3
4#include "opcode/mips.h"
5
6/* Values for processors will be from 0 to NUMBER_OF_PROCESSORS-1 */
7#define NUMBER_OF_PROCESSORS 4
8#define MAX_BITPOS 31
9
10/* Mips specifics */
11#define MIPS_OPCODE_COP0 (0x21) /* COPz+CO, bits 31-25: 0100zz1 */
12#define MIPS_ENCODE_COP_NUM(z) ((MIPS_OPCODE_COP0|z<<1)<<25)
13#define MIPS_IS_COP_INSN(insn) ((MIPS_OPCODE_COP0&(insn>>25)) \
14 == MIPS_OPCODE_COP0)
15#define MIPS_DECODE_COP_NUM(insn) ((~MIPS_OPCODE_COP0&(insn>>25))>>1)
16#define MIPS_DECODE_COP_COFUN(insn) ((~MIPS_ENCODE_COP_NUM(3))&(insn))
17
18/* definitions required by generic code */
19#define ITBL_IS_INSN(insn) MIPS_IS_COP_INSN(insn)
20#define ITBL_DECODE_PNUM(insn) MIPS_DECODE_COP_NUM(insn)
21#define ITBL_ENCODE_PNUM(pnum) MIPS_ENCODE_COP_NUM(pnum)
22
23#define ITBL_OPCODE_STRUCT mips_opcode
24#define ITBL_OPCODES mips_opcodes
25#define ITBL_NUM_OPCODES NUMOPCODES
26#define ITBL_NUM_MACROS M_NUM_MACROS
27
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