UnbalancedCat/neulacpu
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[Modified] Fix bugs & 46 Functional Test Point PASS

Browse Source
This commit is contained in:
包焕垲
2023-06-26 20:30:39 +08:00
parent 38f1ea7eda
commit 7a879edcb6
4 changed files with 39 additions and 57 deletions
Download Patch File Download Diff File Expand all files Collapse all files

52
lacpu/README.md
View File

@@ -34,29 +34,7 @@
#### alu_op
add.w, addi.w, pcaddu12i, ld.b, ld.h, ld.bu, ld.hu, ld.w, st.b, st.h, st.w, b, bl, jirl
sub.w
slt, sltu, stli, sltui
and, andi
nor
or, ori
xor, xori
sll.w, slli.w
srl.w, srli.w
sra.w, srai.w
lui12i.w
测试目前使用 **[CDP_EDE_local](https://gitee.com/loongson-edu/cdp_ede_local)** 进行，已测试通过 func 的 n1~n46
@@ -82,14 +60,14 @@ lui12i.w
| √ | ANDI | and i rd, rj, ui12 | ui12 立即数零扩展 |
| √ | ORI | ori rd, rj, ui 12 | |
| √ | XORI | xori rd, rj, ui12 | |
| - | NOP | andi r0, r0, 0 | |
| | MUL.W | mul.w rd, rj, rk | 操作数视为有符号数，结果符号扩展 |
| | MULH.W | mulh.w rd, rj, rk | 操作数视为有符号数，结果的 [63:32] 符号扩展 |
| | MULH.WU | mulh.wu rd, rj, rk | 操作数视为无符号数 |
| | DIV.W | div.w rd, rj, rk | 操作数视为有符号数，结果符号扩展 |
| | MOD.W | mod.w rd, rj, rk | |
| | DIV.WU | div.wu rd, rj, rk | 操作数视为无符号数 |
| | MOD,WU | mod.wu rd, rj, rk | |
| √ | NOP | andi r0, r0, 0 | |
| √ | MUL.W | mul.w rd, rj, rk | 操作数视为有符号数，结果符号扩展 |
| √ | MULH.W | mulh.w rd, rj, rk | 操作数视为有符号数，结果的 [63:32] 符号扩展 |
| √ | MULH.WU | mulh.wu rd, rj, rk | 操作数视为无符号数 |
| √ | DIV.W | div.w rd, rj, rk | 操作数视为有符号数，结果符号扩展 |
| √ | MOD.W | mod.w rd, rj, rk | |
| √ | DIV.WU | div.wu rd, rj, rk | 操作数视为无符号数 |
| √ | MOD,WU | mod.wu rd, rj, rk | |
### 移位运算类
@@ -107,12 +85,12 @@ lui12i.w
| √ | 指令 | 格式 | 说明 |
| ---- | ---- | -------------------- | ------------------ |
| - | BEQ | beq rj, rd, offs16 | |
| - | BNE | bne rj, rd, offs16 | |
| - | BLT | blt rj, rd, offs16 | 操作数视为有符号数 |
| - | BGE | bge rj, rd, offs16 | 操作数视为有符号数 |
| - | BLTU | bltu rj, rd, of fs16 | |
| - | BGEU | bgeu rj, rd, offs16 | |
| √ | BEQ | beq rj, rd, offs16 | |
| √ | BNE | bne rj, rd, offs16 | |
| √ | BLT | blt rj, rd, offs16 | 操作数视为有符号数 |
| √ | BGE | bge rj, rd, offs16 | 操作数视为有符号数 |
| √ | BLTU | bltu rj, rd, of fs16 | |
| √ | BGEU | bgeu rj, rd, offs16 | |
| √ | B | | |
| √ | BL | | |
| √ | JIRL | | |