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浮点指令(十)
全国大学生集成电路创新创业大赛 作者 LiYH 发布于 2023-05-25 10:02(1234 天前) 3038 浏览

团队介绍

报名编号:CICC3940
团队名称:树上鸟儿成双队

rs2 rs1 func3(rm) rd opcode
name type 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 RV32F RV64F RV32D RV64D RV32Q RV64Q
fmv.w R 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 1 √ ✘ ✘ ✘ ✘ ✘
fcvt.d.w R 1 1 0 1 0 0 1 0 0 0 0 0 rm 1 0 1 0 0 1 1 ✘ ✘ √ √ ✘ ✘
fcvt.d.wu R 1 1 0 1 0 0 1 0 0 0 0 0 rm 1 0 1 0 0 1 1 ✘ ✘ √ √ ✘ ✘
fcvt.d.l R 1 1 0 1 0 0 1 0 0 0 1 0 rm 1 0 1 0 0 1 1 ✘ ✘ ✘ √ ✘ ✘
fcvt.d.lu R 1 1 0 1 0 0 1 0 0 0 1 1 rm 1 0 1 0 0 1 1 ✘ ✘ ✘ √ ✘ ✘
fmv.d.x R 1 1 1 1 0 0 1 0 0 0 0 0 0 0 0 1 0 1 0 0 1 1 ✘ ✘ √ √ ✘ ✘
fcvt.q.wu R 1 1 0 1 0 1 1 0 0 0 0 0 rm 1 0 1 0 0 1 1 ✘ ✘ ✘ ✘ √ √
fcvt.q.wu R 1 1 0 1 0 1 1 0 0 0 0 1 rm 1 0 1 0 0 1 1 ✘ ✘ ✘ ✘ √ √
fcvt.q.lu R 1 1 0 1 0 1 1 0 0 0 1 0 rm 1 0 1 0 0 1 1 ✘ ✘ ✘ ✘ √ √
fcvt.q.lu R 1 1 0 1 0 1 1 0 0 0 1 1 rm 1 0 1 0 0 1 1 ✘ ✘ ✘ ✘ √ √
fmv.q R 1 1 1 1 0 1 1 0 0 0 0 0 0 0 0 1 0 1 0 0 1 1 ✘ ✘ ✘ ✘ √ √
imm
11 10 9 8 7 6 5 4 3 2 1 0 rs1 func3 rd opcode
name type 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 RV32F RV64F RV32D RV64D RV32Q RV64Q
flw I 0 1 0 0 0 0 0 1 1 1 √ √ ✘ ✘ ✘ ✘
fld I 0 1 1 0 0 0 0 1 1 1 ✘ ✘ √ √ ✘ ✘
flq I 1 0 0 0 0 0 0 1 1 1 ✘ ✘ ✘ ✘ √ √
imm imm
11 10 9 8 7 6 5 rs2 rs1 func3 4 3 2 1 0 opcode
name type 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 RV32F RV64F RV32D RV64D RV32Q RV64Q
fsw S 0 1 0 0 1 0 0 1 1 1 √ √ ✘ ✘ ✘ ✘
fsd S 0 1 1 0 1 0 0 1 1 1 ✘ ✘ √ √ ✘ ✘
fsq S 1 0 0 0 1 0 0 1 1 1 ✘ ✘ ✘ ✘ √ √
rs3 rs2 rs1 func3(rm) rd opcode
name type 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 RV32F RV64F RV32D RV64D RV32Q RV64Q
fmadd.s R4 0 0 rm 1 0 0 0 0 1 1 √ √ ✘ ✘ ✘ ✘
fmsub.s R4 0 0 rm 1 0 0 0 1 1 1 √ √ ✘ ✘ ✘ ✘
fnmsub.s R4 0 0 rm 1 0 0 1 0 1 1 √ √ ✘ ✘ ✘ ✘
fnmadd.s R4 0 0 rm 1 0 0 1 1 1 1 √ √ ✘ ✘ ✘ ✘
fmadd.d R4 0 1 rm 1 0 0 0 0 1 1 ✘ ✘ √ √ ✘ ✘
fmsub.d R4 0 1 rm 1 0 0 0 1 1 1 ✘ ✘ √ √ ✘ ✘
fnmsub.d R4 0 1 rm 1 0 0 1 0 1 1 ✘ ✘ √ √ ✘ ✘
fnmadd.d R4 0 1 rm 1 0 0 1 1 1 1 ✘ ✘ √ √ ✘ ✘
fmadd.q R4 1 1 rm 1 0 0 0 0 1 1 ✘ ✘ ✘ ✘ √ √
fmsub.q R4 1 1 rm 1 0 0 0 1 1 1 ✘ ✘ ✘ ✘ √ √
fnmsub.q R4 1 1 rm 1 0 0 1 0 1 1 ✘ ✘ ✘ ✘ √ √
fnmadd.q R4 1 1 rm 1 0 0 1 1 1 1 ✘ ✘ ✘ ✘ √ √
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