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@@ -10,6 +10,7 @@ completion of the US transcontinental railway.
Spike supports the following RISC-V ISA features:
- RV32I and RV64I base ISAs, v2.1
+ - RV32E and RV64E base ISAs, v1.9
- Zifencei extension, v2.0
- Zicsr extension, v2.0
- M extension, v2.0