diff options
Diffstat (limited to 'include/opcode/rx.h')
| -rw-r--r-- | include/opcode/rx.h | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/include/opcode/rx.h b/include/opcode/rx.h deleted file mode 100644 index a1e6c45c7..000000000 --- a/include/opcode/rx.h +++ /dev/null @@ -1,215 +0,0 @@ -/* Opcode decoder for the Renesas RX - Copyright 2008, 2009 - Free Software Foundation, Inc. - Written by DJ Delorie <dj@redhat.com> - - This file is part of GDB, the GNU Debugger and GAS, the GNU Assembler. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it 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 program; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA - 02110-1301, USA. */ - -/* The RX decoder in libopcodes is used by the simulator, gdb's - analyzer, and the disassembler. Given an opcode data source, - it decodes the next opcode into the following structures. */ - -typedef enum -{ - RX_AnySize = 0, - RX_Byte, /* undefined extension */ - RX_UByte, - RX_SByte, - RX_Word, /* undefined extension */ - RX_UWord, - RX_SWord, - RX_3Byte, - RX_Long, -} RX_Size; - -typedef enum -{ - RX_Operand_None, - RX_Operand_Immediate, /* #addend */ - RX_Operand_Register, /* Rn */ - RX_Operand_Indirect, /* [Rn + addend] */ - RX_Operand_Postinc, /* [Rn+] */ - RX_Operand_Predec, /* [-Rn] */ - RX_Operand_Condition, /* eq, gtu, etc */ - RX_Operand_Flag, /* [UIOSZC] */ -} RX_Operand_Type; - -typedef enum -{ - RXO_unknown, - RXO_mov, /* d = s (signed) */ - RXO_movbi, /* d = [s,s2] (signed) */ - RXO_movbir, /* [s,s2] = d (signed) */ - RXO_pushm, /* s..s2 */ - RXO_popm, /* s..s2 */ - RXO_pusha, /* &s */ - RXO_xchg, /* s <-> d */ - RXO_stcc, /* d = s if cond(s2) */ - RXO_rtsd, /* rtsd, 1=imm, 2-0 = reg if reg type */ - - /* These are all either d OP= s or, if s2 is set, d = s OP s2. Note - that d may be "None". */ - RXO_and, - RXO_or, - RXO_xor, - RXO_add, - RXO_sub, - RXO_mul, - RXO_div, - RXO_divu, - RXO_shll, - RXO_shar, - RXO_shlr, - - RXO_adc, /* d = d + s + carry */ - RXO_sbb, /* d = d - s - ~carry */ - RXO_abs, /* d = |s| */ - RXO_max, /* d = max(d,s) */ - RXO_min, /* d = min(d,s) */ - RXO_emul, /* d:64 = d:32 * s */ - RXO_emulu, /* d:64 = d:32 * s (unsigned) */ - RXO_ediv, /* d:64 / s; d = quot, d+1 = rem */ - RXO_edivu, /* d:64 / s; d = quot, d+1 = rem */ - - RXO_rolc, /* d <<= 1 through carry */ - RXO_rorc, /* d >>= 1 through carry*/ - RXO_rotl, /* d <<= #s without carry */ - RXO_rotr, /* d >>= #s without carry*/ - RXO_revw, /* d = revw(s) */ - RXO_revl, /* d = revl(s) */ - RXO_branch, /* pc = d if cond(s) */ - RXO_branchrel,/* pc += d if cond(s) */ - RXO_jsr, /* pc = d */ - RXO_jsrrel, /* pc += d */ - RXO_rts, - RXO_nop, - - RXO_scmpu, - RXO_smovu, - RXO_smovb, - RXO_suntil, - RXO_swhile, - RXO_smovf, - RXO_sstr, - - RXO_rmpa, - RXO_mulhi, - RXO_mullo, - RXO_machi, - RXO_maclo, - RXO_mvtachi, - RXO_mvtaclo, - RXO_mvfachi, - RXO_mvfacmi, - RXO_mvfaclo, - RXO_racw, - - RXO_sat, /* sat(d) */ - RXO_satr, - - RXO_fadd, /* d op= s */ - RXO_fcmp, - RXO_fsub, - RXO_ftoi, - RXO_fmul, - RXO_fdiv, - RXO_round, - RXO_itof, - - RXO_bset, /* d |= (1<<s) */ - RXO_bclr, /* d &= ~(1<<s) */ - RXO_btst, /* s & (1<<s2) */ - RXO_bnot, /* d ^= (1<<s) */ - RXO_bmcc, /* d<s> = cond(s2) */ - - RXO_clrpsw, /* flag index in d */ - RXO_setpsw, /* flag index in d */ - RXO_mvtipl, /* new IPL in s */ - - RXO_rtfi, - RXO_rte, - RXO_rtd, /* undocumented */ - RXO_brk, - RXO_dbt, /* undocumented */ - RXO_int, /* vector id in s */ - RXO_stop, - RXO_wait, - - RXO_sccnd, /* d = cond(s) ? 1 : 0 */ -} RX_Opcode_ID; - -/* Condition bitpatterns, as registers. */ -#define RXC_eq 0 -#define RXC_z 0 -#define RXC_ne 1 -#define RXC_nz 1 -#define RXC_c 2 -#define RXC_nc 3 -#define RXC_gtu 4 -#define RXC_leu 5 -#define RXC_pz 6 -#define RXC_n 7 -#define RXC_ge 8 -#define RXC_lt 9 -#define RXC_gt 10 -#define RXC_le 11 -#define RXC_o 12 -#define RXC_no 13 -#define RXC_always 14 -#define RXC_never 15 - -typedef struct -{ - RX_Operand_Type type; - int reg; - int addend; - RX_Size size; -} RX_Opcode_Operand; - -typedef struct -{ - RX_Opcode_ID id; - int n_bytes; - int prefix; - char * syntax; - RX_Size size; - /* By convention, these are destination, source1, source2. */ - RX_Opcode_Operand op[3]; - - /* The logic here is: - newflags = (oldflags & ~(int)flags_0) | flags_1 | (op_flags & flags_s) - Only the O, S, Z, and C flags are affected. */ - char flags_0; /* This also clears out flags-to-be-set. */ - char flags_1; - char flags_s; -} RX_Opcode_Decoded; - -/* Within the syntax, %c-style format specifiers are as follows: - - %% = '%' character - %0 = operand[0] (destination) - %1 = operand[1] (source) - %2 = operand[2] (2nd source) - %s = operation size (b/w/l) - %SN = operand size [N] (N=0,1,2) - %aN = op[N] as an address (N=0,1,2) - - Register numbers 0..15 are general registers. 16..31 are control - registers. 32..47 are condition codes. */ - -int rx_decode_opcode (unsigned long, RX_Opcode_Decoded *, int (*)(void *), void *); |