diff options
Diffstat (limited to 'src/sim/mm.cc')
-rw-r--r-- | src/sim/mm.cc | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/src/sim/mm.cc b/src/sim/mm.cc deleted file mode 100644 index e1057d5..0000000 --- a/src/sim/mm.cc +++ /dev/null @@ -1,63 +0,0 @@ -// Simulator for the RISC-V[ECTOR] mini-ISA -// Copyright (C) 2025 Siddarth Suresh -// Copyright (C) 2025 bdunahu - -// This program is free software: you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. - -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. - -// You should have received a copy of the GNU General Public License -// along with this program. If not, see <https://www.gnu.org/licenses/>. - -#include "mm.h" -#include "accessor.h" -#include "instrDTO.h" -#include "response.h" -#include "stage.h" - -MM::MM(Stage *stage) : Stage(stage) { this->id = MEM; } - -void MM::advance_helper() -{ - signed int data; - int i; - - switch (this->curr_instr->get_mnemonic()) { - case LOAD: - i = this->storage->read_word(this, this->curr_instr->get_s1(), data); - this->status = i ? OK : STALLED; - if (this->status == OK) { - this->curr_instr->set_s1(data); - } else - this->status = STALLED; - break; - - case PUSH: - case STORE: - i = this->storage->write_word( - this, this->curr_instr->get_s2(), this->curr_instr->get_s1()); - this->status = i ? OK : STALLED; - if (this->status != OK) { - this->status = STALLED; - } - break; - - case POP: - i = this->storage->read_word(this, this->curr_instr->get_s3(), data); - this->status = i ? OK : STALLED; - if (this->status == OK) { - this->curr_instr->set_s3(data); - } else - this->status = STALLED; - break; - - default: - this->status = OK; - } -} |