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Diffstat (limited to 'include/opcode/i370.h')
| -rw-r--r-- | include/opcode/i370.h | 265 |
1 files changed, 0 insertions, 265 deletions
diff --git a/include/opcode/i370.h b/include/opcode/i370.h deleted file mode 100644 index f2049e741..000000000 --- a/include/opcode/i370.h +++ /dev/null @@ -1,265 +0,0 @@ -/* i370.h -- Header file for S/390 opcode table - Copyright 1994, 95, 98, 99, 2000 Free Software Foundation, Inc. - PowerPC version written by Ian Lance Taylor, Cygnus Support - Rewritten for i370 ESA/390 support, Linas Vepstas <linas@linas.org> - -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 I370_H -#define I370_H - -/* The opcode table is an array of struct i370_opcode. */ -typedef union -{ - unsigned int i[2]; - unsigned short s[4]; - unsigned char b[8]; -} i370_insn_t; - -struct i370_opcode -{ - /* The opcode name. */ - const char *name; - - /* the length of the instruction */ - char len; - - /* The opcode itself. Those bits which will be filled in with - operands are zeroes. */ - i370_insn_t 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). */ - i370_insn_t mask; - - /* One bit flags for the opcode. These are used to indicate which - specific processors support the instructions. The defined values - are listed below. */ - unsigned long flags; - - /* 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]; -}; - -/* 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 i370_opcode i370_opcodes[]; -extern const int i370_num_opcodes; - -/* Values defined for the flags field of a struct i370_opcode. */ - -/* Opcode is defined for the original 360 architecture. */ -#define I370_OPCODE_360 (0x01) - -/* Opcode is defined for the 370 architecture. */ -#define I370_OPCODE_370 (0x02) - -/* Opcode is defined for the 370-XA architecture. */ -#define I370_OPCODE_370_XA (0x04) - -/* Opcode is defined for the ESA/370 architecture. */ -#define I370_OPCODE_ESA370 (0x08) - -/* Opcode is defined for the ESA/390 architecture. */ -#define I370_OPCODE_ESA390 (0x10) - -/* Opcode is defined for the ESA/390 w/ BFP facility. */ -#define I370_OPCODE_ESA390_BF (0x20) - -/* Opcode is defined for the ESA/390 w/ branch & set authority facility. */ -#define I370_OPCODE_ESA390_BS (0x40) - -/* Opcode is defined for the ESA/390 w/ checksum facility. */ -#define I370_OPCODE_ESA390_CK (0x80) - -/* Opcode is defined for the ESA/390 w/ compare & move extended facility. */ -#define I370_OPCODE_ESA390_CM (0x100) - -/* Opcode is defined for the ESA/390 w/ flt.pt. support extensions facility. */ -#define I370_OPCODE_ESA390_FX (0x200) - -/* Opcode is defined for the ESA/390 w/ HFP facility. */ -#define I370_OPCODE_ESA390_HX (0x400) - -/* Opcode is defined for the ESA/390 w/ immediate & relative facility. */ -#define I370_OPCODE_ESA390_IR (0x800) - -/* Opcode is defined for the ESA/390 w/ move-inverse facility. */ -#define I370_OPCODE_ESA390_MI (0x1000) - -/* Opcode is defined for the ESA/390 w/ program-call-fast facility. */ -#define I370_OPCODE_ESA390_PC (0x2000) - -/* Opcode is defined for the ESA/390 w/ perform-locked-op facility. */ -#define I370_OPCODE_ESA390_PL (0x4000) - -/* Opcode is defined for the ESA/390 w/ square-root facility. */ -#define I370_OPCODE_ESA390_QR (0x8000) - -/* Opcode is defined for the ESA/390 w/ resume-program facility. */ -#define I370_OPCODE_ESA390_RP (0x10000) - -/* Opcode is defined for the ESA/390 w/ set-address-space-fast facility. */ -#define I370_OPCODE_ESA390_SA (0x20000) - -/* Opcode is defined for the ESA/390 w/ subspace group facility. */ -#define I370_OPCODE_ESA390_SG (0x40000) - -/* Opcode is defined for the ESA/390 w/ string facility. */ -#define I370_OPCODE_ESA390_SR (0x80000) - -/* Opcode is defined for the ESA/390 w/ trap facility. */ -#define I370_OPCODE_ESA390_TR (0x100000) - -#define I370_OPCODE_ESA390_SUPERSET (0x1fffff) - - -/* The operands table is an array of struct i370_operand. */ - -struct i370_operand -{ - /* The number of bits in the operand. */ - int bits; - - /* How far the operand is left shifted in the instruction. */ - 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). */ - i370_insn_t (*insert) PARAMS ((i370_insn_t 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 = ((i) >> o->shift) & ((1 << o->bits) - 1); - if ((o->flags & I370_OPERAND_SIGNED) != 0 - && (op & (1 << (o->bits - 1))) != 0) - op -= 1 << 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. */ - long (*extract) PARAMS ((i370_insn_t instruction, int *invalid)); - - /* One bit syntax flags. */ - unsigned long flags; - - /* name -- handy for debugging, otherwise pointless */ - char * name; -}; - -/* Elements in the table are retrieved by indexing with values from - the operands field of the i370_opcodes table. */ - -extern const struct i370_operand i370_operands[]; - -/* Values defined for the flags field of a struct i370_operand. */ - -/* This operand should be wrapped in parentheses rather than - separated from the previous by a comma. This is used for S, RS and - SS form instructions which want their operands to look like - reg,displacement(basereg) */ -#define I370_OPERAND_SBASE (0x01) - -/* This operand is a base register. It may or may not appear next - to an index register, i.e. either of the two forms - reg,displacement(basereg) - reg,displacement(index,basereg) */ -#define I370_OPERAND_BASE (0x02) - -/* This pair of operands should be wrapped in parentheses rather than - separated from the last by a comma. This is used for the RX form - instructions which want their operands to look like - reg,displacement(index,basereg) */ -#define I370_OPERAND_INDEX (0x04) - -/* This operand names a register. The disassembler uses this to print - register names with a leading 'r'. */ -#define I370_OPERAND_GPR (0x08) - -/* This operand names a floating point register. The disassembler - prints these with a leading 'f'. */ -#define I370_OPERAND_FPR (0x10) - -/* This operand is a displacement. */ -#define I370_OPERAND_RELATIVE (0x20) - -/* This operand is a length, such as that in SS form instructions. */ -#define I370_OPERAND_LENGTH (0x40) - -/* This operand is optional, and is zero if omitted. This is used for - the optional B2 field in the shift-left, shift-right instructions. The - assembler must count the number of operands remaining on the line, - and the number of operands remaining for the opcode, and decide - whether this operand is present or not. The disassembler should - print this operand out only if it is not zero. */ -#define I370_OPERAND_OPTIONAL (0x80) - - -/* Define some misc macros. We keep them with the operands table - for simplicity. The macro table is an array of struct i370_macro. */ - -struct i370_macro -{ - /* The macro name. */ - const char *name; - - /* The number of operands the macro takes. */ - unsigned int operands; - - /* One bit flags for the opcode. These are used to indicate which - specific processors support the instructions. The values are the - same as those for the struct i370_opcode flags field. */ - unsigned long flags; - - /* A format string to turn the macro into a normal instruction. - Each %N in the string is replaced with operand number N (zero - based). */ - const char *format; -}; - -extern const struct i370_macro i370_macros[]; -extern const int i370_num_macros; - - -#endif /* I370_H */ |