2 # RISC-V translation routines for the RVXI Base Integer Instruction Set.
4 # Copyright (c) 2018 Peer Adelt, peer.adelt@hni.uni-paderborn.de
5 # Bastian Koppelmann, kbastian@mail.uni-paderborn.de
7 # This program is free software; you can redistribute it and/or modify it
8 # under the terms and conditions of the GNU General Public License,
9 # version 2 or later, as published by the Free Software Foundation.
11 # This program is distributed in the hope it will be useful, but WITHOUT
12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 # You should have received a copy of the GNU General Public License along with
17 # this program. If not, see <http://www.gnu.org/licenses/>.
32 %imm_b 31:s1 7:1 25:6 8:4 !function=ex_shift_1
33 %imm_j 31:s1 12:8 20:1 21:10 !function=ex_shift_1
34 %imm_u 12:s20 !function=ex_shift_12
45 &atomic aq rl rs2 rs1 rd
48 @r ....... ..... ..... ... ..... ....... &r %rs2 %rs1 %rd
49 @i ............ ..... ... ..... ....... &i imm=%imm_i %rs1 %rd
50 @b ....... ..... ..... ... ..... ....... &b imm=%imm_b %rs2 %rs1
51 @s ....... ..... ..... ... ..... ....... &s imm=%imm_s %rs2 %rs1
52 @u .................... ..... ....... &u imm=%imm_u %rd
53 @j .................... ..... ....... &j imm=%imm_j %rd
55 @sh ...... ...... ..... ... ..... ....... &shift shamt=%sh10 %rs1 %rd
56 @csr ............ ..... ... ..... ....... %csr %rs1 %rd
58 @atom_ld ..... aq:1 rl:1 ..... ........ ..... ....... &atomic rs2=0 %rs1 %rd
59 @atom_st ..... aq:1 rl:1 ..... ........ ..... ....... &atomic %rs2 %rs1 %rd
61 @r4_rm ..... .. ..... ..... ... ..... ....... %rs3 %rs2 %rs1 %rm %rd
62 @r_rm ....... ..... ..... ... ..... ....... %rs2 %rs1 %rm %rd
63 @r2_rm ....... ..... ..... ... ..... ....... %rs1 %rm %rd
64 @r2 ....... ..... ..... ... ..... ....... %rs1 %rd
66 @hfence_gvma ....... ..... ..... ... ..... ....... %rs2 %rs1
67 @hfence_vvma ....... ..... ..... ... ..... ....... %rs2 %rs1
69 @sfence_vma ....... ..... ..... ... ..... ....... %rs2 %rs1
70 @sfence_vm ....... ..... ..... ... ..... ....... %rs1
73 # *** Privileged Instructions ***
74 ecall 000000000000 00000 000 00000 1110011
75 ebreak 000000000001 00000 000 00000 1110011
76 uret 0000000 00010 00000 000 00000 1110011
77 sret 0001000 00010 00000 000 00000 1110011
78 mret 0011000 00010 00000 000 00000 1110011
79 wfi 0001000 00101 00000 000 00000 1110011
80 sfence_vma 0001001 ..... ..... 000 00000 1110011 @sfence_vma
81 sfence_vm 0001000 00100 ..... 000 00000 1110011 @sfence_vm
83 # *** RV32I Base Instruction Set ***
84 lui .................... ..... 0110111 @u
85 auipc .................... ..... 0010111 @u
86 jal .................... ..... 1101111 @j
87 jalr ............ ..... 000 ..... 1100111 @i
88 beq ....... ..... ..... 000 ..... 1100011 @b
89 bne ....... ..... ..... 001 ..... 1100011 @b
90 blt ....... ..... ..... 100 ..... 1100011 @b
91 bge ....... ..... ..... 101 ..... 1100011 @b
92 bltu ....... ..... ..... 110 ..... 1100011 @b
93 bgeu ....... ..... ..... 111 ..... 1100011 @b
94 lb ............ ..... 000 ..... 0000011 @i
95 lh ............ ..... 001 ..... 0000011 @i
96 lw ............ ..... 010 ..... 0000011 @i
97 lbu ............ ..... 100 ..... 0000011 @i
98 lhu ............ ..... 101 ..... 0000011 @i
99 sb ....... ..... ..... 000 ..... 0100011 @s
100 sh ....... ..... ..... 001 ..... 0100011 @s
101 sw ....... ..... ..... 010 ..... 0100011 @s
102 addi ............ ..... 000 ..... 0010011 @i
103 slti ............ ..... 010 ..... 0010011 @i
104 sltiu ............ ..... 011 ..... 0010011 @i
105 xori ............ ..... 100 ..... 0010011 @i
106 ori ............ ..... 110 ..... 0010011 @i
107 andi ............ ..... 111 ..... 0010011 @i
108 slli 00.... ...... ..... 001 ..... 0010011 @sh
109 srli 00.... ...... ..... 101 ..... 0010011 @sh
110 srai 01.... ...... ..... 101 ..... 0010011 @sh
111 add 0000000 ..... ..... 000 ..... 0110011 @r
112 sub 0100000 ..... ..... 000 ..... 0110011 @r
113 sll 0000000 ..... ..... 001 ..... 0110011 @r
114 slt 0000000 ..... ..... 010 ..... 0110011 @r
115 sltu 0000000 ..... ..... 011 ..... 0110011 @r
116 xor 0000000 ..... ..... 100 ..... 0110011 @r
117 srl 0000000 ..... ..... 101 ..... 0110011 @r
118 sra 0100000 ..... ..... 101 ..... 0110011 @r
119 or 0000000 ..... ..... 110 ..... 0110011 @r
120 and 0000000 ..... ..... 111 ..... 0110011 @r
121 fence ---- pred:4 succ:4 ----- 000 ----- 0001111
122 fence_i ---- ---- ---- ----- 001 ----- 0001111
123 csrrw ............ ..... 001 ..... 1110011 @csr
124 csrrs ............ ..... 010 ..... 1110011 @csr
125 csrrc ............ ..... 011 ..... 1110011 @csr
126 csrrwi ............ ..... 101 ..... 1110011 @csr
127 csrrsi ............ ..... 110 ..... 1110011 @csr
128 csrrci ............ ..... 111 ..... 1110011 @csr
130 # *** RV32M Standard Extension ***
131 mul 0000001 ..... ..... 000 ..... 0110011 @r
132 mulh 0000001 ..... ..... 001 ..... 0110011 @r
133 mulhsu 0000001 ..... ..... 010 ..... 0110011 @r
134 mulhu 0000001 ..... ..... 011 ..... 0110011 @r
135 div 0000001 ..... ..... 100 ..... 0110011 @r
136 divu 0000001 ..... ..... 101 ..... 0110011 @r
137 rem 0000001 ..... ..... 110 ..... 0110011 @r
138 remu 0000001 ..... ..... 111 ..... 0110011 @r
140 # *** RV32A Standard Extension ***
141 lr_w 00010 . . 00000 ..... 010 ..... 0101111 @atom_ld
142 sc_w 00011 . . ..... ..... 010 ..... 0101111 @atom_st
143 amoswap_w 00001 . . ..... ..... 010 ..... 0101111 @atom_st
144 amoadd_w 00000 . . ..... ..... 010 ..... 0101111 @atom_st
145 amoxor_w 00100 . . ..... ..... 010 ..... 0101111 @atom_st
146 amoand_w 01100 . . ..... ..... 010 ..... 0101111 @atom_st
147 amoor_w 01000 . . ..... ..... 010 ..... 0101111 @atom_st
148 amomin_w 10000 . . ..... ..... 010 ..... 0101111 @atom_st
149 amomax_w 10100 . . ..... ..... 010 ..... 0101111 @atom_st
150 amominu_w 11000 . . ..... ..... 010 ..... 0101111 @atom_st
151 amomaxu_w 11100 . . ..... ..... 010 ..... 0101111 @atom_st
153 # *** RV32F Standard Extension ***
154 flw ............ ..... 010 ..... 0000111 @i
155 fsw ....... ..... ..... 010 ..... 0100111 @s
156 fmadd_s ..... 00 ..... ..... ... ..... 1000011 @r4_rm
157 fmsub_s ..... 00 ..... ..... ... ..... 1000111 @r4_rm
158 fnmsub_s ..... 00 ..... ..... ... ..... 1001011 @r4_rm
159 fnmadd_s ..... 00 ..... ..... ... ..... 1001111 @r4_rm
160 fadd_s 0000000 ..... ..... ... ..... 1010011 @r_rm
161 fsub_s 0000100 ..... ..... ... ..... 1010011 @r_rm
162 fmul_s 0001000 ..... ..... ... ..... 1010011 @r_rm
163 fdiv_s 0001100 ..... ..... ... ..... 1010011 @r_rm
164 fsqrt_s 0101100 00000 ..... ... ..... 1010011 @r2_rm
165 fsgnj_s 0010000 ..... ..... 000 ..... 1010011 @r
166 fsgnjn_s 0010000 ..... ..... 001 ..... 1010011 @r
167 fsgnjx_s 0010000 ..... ..... 010 ..... 1010011 @r
168 fmin_s 0010100 ..... ..... 000 ..... 1010011 @r
169 fmax_s 0010100 ..... ..... 001 ..... 1010011 @r
170 fcvt_w_s 1100000 00000 ..... ... ..... 1010011 @r2_rm
171 fcvt_wu_s 1100000 00001 ..... ... ..... 1010011 @r2_rm
172 fmv_x_w 1110000 00000 ..... 000 ..... 1010011 @r2
173 feq_s 1010000 ..... ..... 010 ..... 1010011 @r
174 flt_s 1010000 ..... ..... 001 ..... 1010011 @r
175 fle_s 1010000 ..... ..... 000 ..... 1010011 @r
176 fclass_s 1110000 00000 ..... 001 ..... 1010011 @r2
177 fcvt_s_w 1101000 00000 ..... ... ..... 1010011 @r2_rm
178 fcvt_s_wu 1101000 00001 ..... ... ..... 1010011 @r2_rm
179 fmv_w_x 1111000 00000 ..... 000 ..... 1010011 @r2
181 # *** RV32D Standard Extension ***
182 fld ............ ..... 011 ..... 0000111 @i
183 fsd ....... ..... ..... 011 ..... 0100111 @s
184 fmadd_d ..... 01 ..... ..... ... ..... 1000011 @r4_rm
185 fmsub_d ..... 01 ..... ..... ... ..... 1000111 @r4_rm
186 fnmsub_d ..... 01 ..... ..... ... ..... 1001011 @r4_rm
187 fnmadd_d ..... 01 ..... ..... ... ..... 1001111 @r4_rm
188 fadd_d 0000001 ..... ..... ... ..... 1010011 @r_rm
189 fsub_d 0000101 ..... ..... ... ..... 1010011 @r_rm
190 fmul_d 0001001 ..... ..... ... ..... 1010011 @r_rm
191 fdiv_d 0001101 ..... ..... ... ..... 1010011 @r_rm
192 fsqrt_d 0101101 00000 ..... ... ..... 1010011 @r2_rm
193 fsgnj_d 0010001 ..... ..... 000 ..... 1010011 @r
194 fsgnjn_d 0010001 ..... ..... 001 ..... 1010011 @r
195 fsgnjx_d 0010001 ..... ..... 010 ..... 1010011 @r
196 fmin_d 0010101 ..... ..... 000 ..... 1010011 @r
197 fmax_d 0010101 ..... ..... 001 ..... 1010011 @r
198 fcvt_s_d 0100000 00001 ..... ... ..... 1010011 @r2_rm
199 fcvt_d_s 0100001 00000 ..... ... ..... 1010011 @r2_rm
200 feq_d 1010001 ..... ..... 010 ..... 1010011 @r
201 flt_d 1010001 ..... ..... 001 ..... 1010011 @r
202 fle_d 1010001 ..... ..... 000 ..... 1010011 @r
203 fclass_d 1110001 00000 ..... 001 ..... 1010011 @r2
204 fcvt_w_d 1100001 00000 ..... ... ..... 1010011 @r2_rm
205 fcvt_wu_d 1100001 00001 ..... ... ..... 1010011 @r2_rm
206 fcvt_d_w 1101001 00000 ..... ... ..... 1010011 @r2_rm
207 fcvt_d_wu 1101001 00001 ..... ... ..... 1010011 @r2_rm
209 # *** RV32H Base Instruction Set ***
210 hfence_gvma 0110001 ..... ..... 000 00000 1110011 @hfence_gvma
211 hfence_vvma 0010001 ..... ..... 000 00000 1110011 @hfence_vvma