| // Copyright 2023 Google LLC |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // https://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| slot riscv32i_base { |
| default size = 4; |
| opcodes { |
| addi{: rs1, I_imm12 : rd}; |
| slti{: rs1, I_imm12 : rd}; |
| sltiu{: rs1, I_imm12 : rd}; |
| andi{: rs1, I_imm12 : rd}; |
| ori{: rs1, I_imm12 : rd}; |
| xori{: rs1, I_imm12 : rd}; |
| slli{: rs1, I_uimm5 : rd}; |
| srli{: rs1, I_uimm5 : rd}; |
| srai{: rs1, I_uimm5 : rd}; |
| lui{: U_imm20 : rd}; |
| auipc{: U_imm20 : rd}; |
| add{: rs1, rs2 : rd}; |
| slt{: rs1, rs2 : rd}; |
| sltu{: rs1, rs2 : rd}; |
| and{: rs1, rs2 : rd}; |
| or{: rs1, rs2 : rd}; |
| xor{: rs1, rs2 : rd}; |
| sll{: rs1, rs2 : rd}; |
| srl{: rs1, rs2 : rd}; |
| sub{: rs1, rs2 : rd}; |
| sra{: rs1, rs2 : rd}; |
| nop{}; |
| hint{}; |
| jal{: J_imm20 : next_pc, rd}; |
| jalr{: rs1, J_imm12 : next_pc, rd}; |
| j{: J_imm20 : next_pc, rd}; |
| jr{: rs1, J_imm12 : next_pc, rd}; |
| beq{: rs1, rs2, B_imm12 : next_pc}; |
| bne{: rs1, rs2, B_imm12 : next_pc}; |
| blt{: rs1, rs2, B_imm12 : next_pc}; |
| bltu{: rs1, rs2, B_imm12 : next_pc}; |
| bge{: rs1, rs2, B_imm12 : next_pc}; |
| bgeu{: rs1, rs2, B_imm12 : next_pc}; |
| lw{(: rs1, I_imm12), (: : rd)}; |
| lh{(: rs1, I_imm12 :), (: : rd)}; |
| lhu{(: rs1, I_imm12 :), (: : rd)}; |
| lb{(: rs1, I_imm12 :), (: : rd)}; |
| lbu{(: rs1, I_imm12 :), (: : rd)}; |
| sw{: rs1, S_imm12, rs2 : }; |
| sh{: rs1, S_imm12, rs2 : }; |
| sb{: rs1, S_imm12, rs2 : }; |
| fence{: I_imm12 : }; |
| ecall{}; |
| ebreak{}; |
| } |
| } |