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 @sfence_vma ....... ..... ..... ... ..... ....... %rs2 %rs1
67 @sfence_vm ....... ..... ..... ... ..... ....... %rs1
70 # *** Privileged Instructions ***
71 ecall 000000000000 00000 000 00000 1110011
72 ebreak 000000000001 00000 000 00000 1110011
73 uret 0000000 00010 00000 000 00000 1110011
74 sret 0001000 00010 00000 000 00000 1110011
75 hret 0010000 00010 00000 000 00000 1110011
76 mret 0011000 00010 00000 000 00000 1110011
77 wfi 0001000 00101 00000 000 00000 1110011
78 sfence_vma 0001001 ..... ..... 000 00000 1110011 @sfence_vma
79 sfence_vm 0001000 00100 ..... 000 00000 1110011 @sfence_vm
81 # *** RV32I Base Instruction Set ***
82 lui .................... ..... 0110111 @u
83 auipc .................... ..... 0010111 @u
84 jal .................... ..... 1101111 @j
85 jalr ............ ..... 000 ..... 1100111 @i
86 beq ....... ..... ..... 000 ..... 1100011 @b
87 bne ....... ..... ..... 001 ..... 1100011 @b
88 blt ....... ..... ..... 100 ..... 1100011 @b
89 bge ....... ..... ..... 101 ..... 1100011 @b
90 bltu ....... ..... ..... 110 ..... 1100011 @b
91 bgeu ....... ..... ..... 111 ..... 1100011 @b
92 lb ............ ..... 000 ..... 0000011 @i
93 lh ............ ..... 001 ..... 0000011 @i
94 lw ............ ..... 010 ..... 0000011 @i
95 lbu ............ ..... 100 ..... 0000011 @i
96 lhu ............ ..... 101 ..... 0000011 @i
97 sb ....... ..... ..... 000 ..... 0100011 @s
98 sh ....... ..... ..... 001 ..... 0100011 @s
99 sw ....... ..... ..... 010 ..... 0100011 @s
100 addi ............ ..... 000 ..... 0010011 @i
101 slti ............ ..... 010 ..... 0010011 @i
102 sltiu ............ ..... 011 ..... 0010011 @i
103 xori ............ ..... 100 ..... 0010011 @i
104 ori ............ ..... 110 ..... 0010011 @i
105 andi ............ ..... 111 ..... 0010011 @i
106 slli 00.... ...... ..... 001 ..... 0010011 @sh
107 srli 00.... ...... ..... 101 ..... 0010011 @sh
108 srai 01.... ...... ..... 101 ..... 0010011 @sh
109 add 0000000 ..... ..... 000 ..... 0110011 @r
110 sub 0100000 ..... ..... 000 ..... 0110011 @r
111 sll 0000000 ..... ..... 001 ..... 0110011 @r
112 slt 0000000 ..... ..... 010 ..... 0110011 @r
113 sltu 0000000 ..... ..... 011 ..... 0110011 @r
114 xor 0000000 ..... ..... 100 ..... 0110011 @r
115 srl 0000000 ..... ..... 101 ..... 0110011 @r
116 sra 0100000 ..... ..... 101 ..... 0110011 @r
117 or 0000000 ..... ..... 110 ..... 0110011 @r
118 and 0000000 ..... ..... 111 ..... 0110011 @r
119 fence ---- pred:4 succ:4 ----- 000 ----- 0001111
120 fence_i ---- ---- ---- ----- 001 ----- 0001111
121 csrrw ............ ..... 001 ..... 1110011 @csr
122 csrrs ............ ..... 010 ..... 1110011 @csr
123 csrrc ............ ..... 011 ..... 1110011 @csr
124 csrrwi ............ ..... 101 ..... 1110011 @csr
125 csrrsi ............ ..... 110 ..... 1110011 @csr
126 csrrci ............ ..... 111 ..... 1110011 @csr
128 # *** RV32M Standard Extension ***
129 mul 0000001 ..... ..... 000 ..... 0110011 @r
130 mulh 0000001 ..... ..... 001 ..... 0110011 @r
131 mulhsu 0000001 ..... ..... 010 ..... 0110011 @r
132 mulhu 0000001 ..... ..... 011 ..... 0110011 @r
133 div 0000001 ..... ..... 100 ..... 0110011 @r
134 divu 0000001 ..... ..... 101 ..... 0110011 @r
135 rem 0000001 ..... ..... 110 ..... 0110011 @r
136 remu 0000001 ..... ..... 111 ..... 0110011 @r
138 # *** RV32A Standard Extension ***
139 lr_w 00010 . . 00000 ..... 010 ..... 0101111 @atom_ld
140 sc_w 00011 . . ..... ..... 010 ..... 0101111 @atom_st
141 amoswap_w 00001 . . ..... ..... 010 ..... 0101111 @atom_st
142 amoadd_w 00000 . . ..... ..... 010 ..... 0101111 @atom_st
143 amoxor_w 00100 . . ..... ..... 010 ..... 0101111 @atom_st
144 amoand_w 01100 . . ..... ..... 010 ..... 0101111 @atom_st
145 amoor_w 01000 . . ..... ..... 010 ..... 0101111 @atom_st
146 amomin_w 10000 . . ..... ..... 010 ..... 0101111 @atom_st
147 amomax_w 10100 . . ..... ..... 010 ..... 0101111 @atom_st
148 amominu_w 11000 . . ..... ..... 010 ..... 0101111 @atom_st
149 amomaxu_w 11100 . . ..... ..... 010 ..... 0101111 @atom_st
151 # *** RV32F Standard Extension ***
152 flw ............ ..... 010 ..... 0000111 @i
153 fsw ....... ..... ..... 010 ..... 0100111 @s
154 fmadd_s ..... 00 ..... ..... ... ..... 1000011 @r4_rm
155 fmsub_s ..... 00 ..... ..... ... ..... 1000111 @r4_rm
156 fnmsub_s ..... 00 ..... ..... ... ..... 1001011 @r4_rm
157 fnmadd_s ..... 00 ..... ..... ... ..... 1001111 @r4_rm
158 fadd_s 0000000 ..... ..... ... ..... 1010011 @r_rm
159 fsub_s 0000100 ..... ..... ... ..... 1010011 @r_rm
160 fmul_s 0001000 ..... ..... ... ..... 1010011 @r_rm
161 fdiv_s 0001100 ..... ..... ... ..... 1010011 @r_rm
162 fsqrt_s 0101100 00000 ..... ... ..... 1010011 @r2_rm
163 fsgnj_s 0010000 ..... ..... 000 ..... 1010011 @r
164 fsgnjn_s 0010000 ..... ..... 001 ..... 1010011 @r
165 fsgnjx_s 0010000 ..... ..... 010 ..... 1010011 @r
166 fmin_s 0010100 ..... ..... 000 ..... 1010011 @r
167 fmax_s 0010100 ..... ..... 001 ..... 1010011 @r
168 fcvt_w_s 1100000 00000 ..... ... ..... 1010011 @r2_rm
169 fcvt_wu_s 1100000 00001 ..... ... ..... 1010011 @r2_rm
170 fmv_x_w 1110000 00000 ..... 000 ..... 1010011 @r2
171 feq_s 1010000 ..... ..... 010 ..... 1010011 @r
172 flt_s 1010000 ..... ..... 001 ..... 1010011 @r
173 fle_s 1010000 ..... ..... 000 ..... 1010011 @r
174 fclass_s 1110000 00000 ..... 001 ..... 1010011 @r2
175 fcvt_s_w 1101000 00000 ..... ... ..... 1010011 @r2_rm
176 fcvt_s_wu 1101000 00001 ..... ... ..... 1010011 @r2_rm
177 fmv_w_x 1111000 00000 ..... 000 ..... 1010011 @r2
179 # *** RV32D Standard Extension ***
180 fld ............ ..... 011 ..... 0000111 @i
181 fsd ....... ..... ..... 011 ..... 0100111 @s
182 fmadd_d ..... 01 ..... ..... ... ..... 1000011 @r4_rm
183 fmsub_d ..... 01 ..... ..... ... ..... 1000111 @r4_rm
184 fnmsub_d ..... 01 ..... ..... ... ..... 1001011 @r4_rm
185 fnmadd_d ..... 01 ..... ..... ... ..... 1001111 @r4_rm
186 fadd_d 0000001 ..... ..... ... ..... 1010011 @r_rm
187 fsub_d 0000101 ..... ..... ... ..... 1010011 @r_rm
188 fmul_d 0001001 ..... ..... ... ..... 1010011 @r_rm
189 fdiv_d 0001101 ..... ..... ... ..... 1010011 @r_rm
190 fsqrt_d 0101101 00000 ..... ... ..... 1010011 @r2_rm
191 fsgnj_d 0010001 ..... ..... 000 ..... 1010011 @r
192 fsgnjn_d 0010001 ..... ..... 001 ..... 1010011 @r
193 fsgnjx_d 0010001 ..... ..... 010 ..... 1010011 @r
194 fmin_d 0010101 ..... ..... 000 ..... 1010011 @r
195 fmax_d 0010101 ..... ..... 001 ..... 1010011 @r
196 fcvt_s_d 0100000 00001 ..... ... ..... 1010011 @r2_rm
197 fcvt_d_s 0100001 00000 ..... ... ..... 1010011 @r2_rm
198 feq_d 1010001 ..... ..... 010 ..... 1010011 @r
199 flt_d 1010001 ..... ..... 001 ..... 1010011 @r
200 fle_d 1010001 ..... ..... 000 ..... 1010011 @r
201 fclass_d 1110001 00000 ..... 001 ..... 1010011 @r2
202 fcvt_w_d 1100001 00000 ..... ... ..... 1010011 @r2_rm
203 fcvt_wu_d 1100001 00001 ..... ... ..... 1010011 @r2_rm
204 fcvt_d_w 1101001 00000 ..... ... ..... 1010011 @r2_rm
205 fcvt_d_wu 1101001 00001 ..... ... ..... 1010011 @r2_rm