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extension-riscv-a.cc (4472B)

      1 // Copyright 2022 the V8 project authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 #include "jit/riscv64/extension/extension-riscv-a.h"
      5 #include "jit/riscv64/Assembler-riscv64.h"
      6 #include "jit/riscv64/constant/Constant-riscv64.h"
      7 #include "jit/riscv64/Architecture-riscv64.h"
      8 namespace js {
      9 namespace jit {
     10 
     11 // RV32A Standard Extension
     12 void AssemblerRISCVA::lr_w(bool aq, bool rl, Register rd, Register rs1) {
     13  GenInstrRAtomic(0b00010, aq, rl, 0b010, rd, rs1, zero_reg);
     14 }
     15 
     16 void AssemblerRISCVA::sc_w(bool aq, bool rl, Register rd, Register rs1,
     17                           Register rs2) {
     18  GenInstrRAtomic(0b00011, aq, rl, 0b010, rd, rs1, rs2);
     19 }
     20 
     21 void AssemblerRISCVA::amoswap_w(bool aq, bool rl, Register rd, Register rs1,
     22                                Register rs2) {
     23  GenInstrRAtomic(0b00001, aq, rl, 0b010, rd, rs1, rs2);
     24 }
     25 
     26 void AssemblerRISCVA::amoadd_w(bool aq, bool rl, Register rd, Register rs1,
     27                               Register rs2) {
     28  GenInstrRAtomic(0b00000, aq, rl, 0b010, rd, rs1, rs2);
     29 }
     30 
     31 void AssemblerRISCVA::amoxor_w(bool aq, bool rl, Register rd, Register rs1,
     32                               Register rs2) {
     33  GenInstrRAtomic(0b00100, aq, rl, 0b010, rd, rs1, rs2);
     34 }
     35 
     36 void AssemblerRISCVA::amoand_w(bool aq, bool rl, Register rd, Register rs1,
     37                               Register rs2) {
     38  GenInstrRAtomic(0b01100, aq, rl, 0b010, rd, rs1, rs2);
     39 }
     40 
     41 void AssemblerRISCVA::amoor_w(bool aq, bool rl, Register rd, Register rs1,
     42                              Register rs2) {
     43  GenInstrRAtomic(0b01000, aq, rl, 0b010, rd, rs1, rs2);
     44 }
     45 
     46 void AssemblerRISCVA::amomin_w(bool aq, bool rl, Register rd, Register rs1,
     47                               Register rs2) {
     48  GenInstrRAtomic(0b10000, aq, rl, 0b010, rd, rs1, rs2);
     49 }
     50 
     51 void AssemblerRISCVA::amomax_w(bool aq, bool rl, Register rd, Register rs1,
     52                               Register rs2) {
     53  GenInstrRAtomic(0b10100, aq, rl, 0b010, rd, rs1, rs2);
     54 }
     55 
     56 void AssemblerRISCVA::amominu_w(bool aq, bool rl, Register rd, Register rs1,
     57                                Register rs2) {
     58  GenInstrRAtomic(0b11000, aq, rl, 0b010, rd, rs1, rs2);
     59 }
     60 
     61 void AssemblerRISCVA::amomaxu_w(bool aq, bool rl, Register rd, Register rs1,
     62                                Register rs2) {
     63  GenInstrRAtomic(0b11100, aq, rl, 0b010, rd, rs1, rs2);
     64 }
     65 
     66 // RV64A Standard Extension (in addition to RV32A)
     67 #ifdef JS_CODEGEN_RISCV64
     68 void AssemblerRISCVA::lr_d(bool aq, bool rl, Register rd, Register rs1) {
     69  GenInstrRAtomic(0b00010, aq, rl, 0b011, rd, rs1, zero_reg);
     70 }
     71 
     72 void AssemblerRISCVA::sc_d(bool aq, bool rl, Register rd, Register rs1,
     73                           Register rs2) {
     74  GenInstrRAtomic(0b00011, aq, rl, 0b011, rd, rs1, rs2);
     75 }
     76 
     77 void AssemblerRISCVA::amoswap_d(bool aq, bool rl, Register rd, Register rs1,
     78                                Register rs2) {
     79  GenInstrRAtomic(0b00001, aq, rl, 0b011, rd, rs1, rs2);
     80 }
     81 
     82 void AssemblerRISCVA::amoadd_d(bool aq, bool rl, Register rd, Register rs1,
     83                               Register rs2) {
     84  GenInstrRAtomic(0b00000, aq, rl, 0b011, rd, rs1, rs2);
     85 }
     86 
     87 void AssemblerRISCVA::amoxor_d(bool aq, bool rl, Register rd, Register rs1,
     88                               Register rs2) {
     89  GenInstrRAtomic(0b00100, aq, rl, 0b011, rd, rs1, rs2);
     90 }
     91 
     92 void AssemblerRISCVA::amoand_d(bool aq, bool rl, Register rd, Register rs1,
     93                               Register rs2) {
     94  GenInstrRAtomic(0b01100, aq, rl, 0b011, rd, rs1, rs2);
     95 }
     96 
     97 void AssemblerRISCVA::amoor_d(bool aq, bool rl, Register rd, Register rs1,
     98                              Register rs2) {
     99  GenInstrRAtomic(0b01000, aq, rl, 0b011, rd, rs1, rs2);
    100 }
    101 
    102 void AssemblerRISCVA::amomin_d(bool aq, bool rl, Register rd, Register rs1,
    103                               Register rs2) {
    104  GenInstrRAtomic(0b10000, aq, rl, 0b011, rd, rs1, rs2);
    105 }
    106 
    107 void AssemblerRISCVA::amomax_d(bool aq, bool rl, Register rd, Register rs1,
    108                               Register rs2) {
    109  GenInstrRAtomic(0b10100, aq, rl, 0b011, rd, rs1, rs2);
    110 }
    111 
    112 void AssemblerRISCVA::amominu_d(bool aq, bool rl, Register rd, Register rs1,
    113                                Register rs2) {
    114  GenInstrRAtomic(0b11000, aq, rl, 0b011, rd, rs1, rs2);
    115 }
    116 
    117 void AssemblerRISCVA::amomaxu_d(bool aq, bool rl, Register rd, Register rs1,
    118                                Register rs2) {
    119  GenInstrRAtomic(0b11100, aq, rl, 0b011, rd, rs1, rs2);
    120 }
    121 #endif
    122 }  // namespace jit
    123 }  // namespace js