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authorThiemo Seufer <ths@networkno.de>2006-05-15 13:27:03 -0400
committerRalf Baechle <ralf@linux-mips.org>2006-05-31 19:28:34 -0400
commitca30225e9e4c0c74fe781a9fd1d1ad5f85b29c60 (patch)
treeb60ac252150a97a1b49c2ad307539faf6484c411
parent3301edcbd7aab674bd7598e6b97a314b93874ec0 (diff)
[MIPS] Update/Fix instruction definitions
A small bugfix for up to now unused instruction definitions, and a somewhat larger update to cover MIPS32R2 instructions. Signed-off-by: Thiemo Seufer <ths@networkno.de> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
-rw-r--r--include/asm-mips/inst.h33
1 files changed, 28 insertions, 5 deletions
diff --git a/include/asm-mips/inst.h b/include/asm-mips/inst.h
index e0745f4ff624..1ed8d0f62577 100644
--- a/include/asm-mips/inst.h
+++ b/include/asm-mips/inst.h
@@ -6,6 +6,7 @@
6 * for more details. 6 * for more details.
7 * 7 *
8 * Copyright (C) 1996, 2000 by Ralf Baechle 8 * Copyright (C) 1996, 2000 by Ralf Baechle
9 * Copyright (C) 2006 by Thiemo Seufer
9 */ 10 */
10#ifndef _ASM_INST_H 11#ifndef _ASM_INST_H
11#define _ASM_INST_H 12#define _ASM_INST_H
@@ -21,14 +22,14 @@ enum major_op {
21 cop0_op, cop1_op, cop2_op, cop1x_op, 22 cop0_op, cop1_op, cop2_op, cop1x_op,
22 beql_op, bnel_op, blezl_op, bgtzl_op, 23 beql_op, bnel_op, blezl_op, bgtzl_op,
23 daddi_op, daddiu_op, ldl_op, ldr_op, 24 daddi_op, daddiu_op, ldl_op, ldr_op,
24 major_1c_op, jalx_op, major_1e_op, major_1f_op, 25 spec2_op, jalx_op, mdmx_op, spec3_op,
25 lb_op, lh_op, lwl_op, lw_op, 26 lb_op, lh_op, lwl_op, lw_op,
26 lbu_op, lhu_op, lwr_op, lwu_op, 27 lbu_op, lhu_op, lwr_op, lwu_op,
27 sb_op, sh_op, swl_op, sw_op, 28 sb_op, sh_op, swl_op, sw_op,
28 sdl_op, sdr_op, swr_op, cache_op, 29 sdl_op, sdr_op, swr_op, cache_op,
29 ll_op, lwc1_op, lwc2_op, pref_op, 30 ll_op, lwc1_op, lwc2_op, pref_op,
30 lld_op, ldc1_op, ldc2_op, ld_op, 31 lld_op, ldc1_op, ldc2_op, ld_op,
31 sc_op, swc1_op, swc2_op, rdhwr_op, 32 sc_op, swc1_op, swc2_op, major_3b_op,
32 scd_op, sdc1_op, sdc2_op, sd_op 33 scd_op, sdc1_op, sdc2_op, sd_op
33}; 34};
34 35
@@ -37,7 +38,7 @@ enum major_op {
37 */ 38 */
38enum spec_op { 39enum spec_op {
39 sll_op, movc_op, srl_op, sra_op, 40 sll_op, movc_op, srl_op, sra_op,
40 sllv_op, srlv_op, srav_op, spec1_unused_op, /* Opcode 0x07 is unused */ 41 sllv_op, pmon_op, srlv_op, srav_op,
41 jr_op, jalr_op, movz_op, movn_op, 42 jr_op, jalr_op, movz_op, movn_op,
42 syscall_op, break_op, spim_op, sync_op, 43 syscall_op, break_op, spim_op, sync_op,
43 mfhi_op, mthi_op, mflo_op, mtlo_op, 44 mfhi_op, mthi_op, mflo_op, mtlo_op,
@@ -55,6 +56,28 @@ enum spec_op {
55}; 56};
56 57
57/* 58/*
59 * func field of spec2 opcode.
60 */
61enum spec2_op {
62 madd_op, maddu_op, mul_op, spec2_3_unused_op,
63 msub_op, msubu_op, /* more unused ops */
64 clz_op = 0x20, clo_op,
65 dclz_op = 0x24, dclo_op,
66 sdbpp_op = 0x3f
67};
68
69/*
70 * func field of spec3 opcode.
71 */
72enum spec3_op {
73 ext_op, dextm_op, dextu_op, dext_op,
74 ins_op, dinsm_op, dinsu_op, dins_op,
75 bshfl_op = 0x20,
76 dbshfl_op = 0x24,
77 rdhwr_op = 0x3f
78};
79
80/*
58 * rt field of bcond opcodes. 81 * rt field of bcond opcodes.
59 */ 82 */
60enum rt_op { 83enum rt_op {
@@ -151,8 +174,8 @@ enum cop1x_func {
151 * func field for mad opcodes (MIPS IV). 174 * func field for mad opcodes (MIPS IV).
152 */ 175 */
153enum mad_func { 176enum mad_func {
154 madd_op = 0x08, msub_op = 0x0a, 177 madd_fp_op = 0x08, msub_fp_op = 0x0a,
155 nmadd_op = 0x0c, nmsub_op = 0x0e 178 nmadd_fp_op = 0x0c, nmsub_fp_op = 0x0e
156}; 179};
157 180
158/* 181/*