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CHeck legal rnum field when decoding aes64ks1i

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David Harris 2024-07-25 09:19:23 -07:00
parent 7234abebef
commit c637e40058
1 changed files with 1 additions and 1 deletions
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src/ieu/bmu/bmuctrl.sv
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@ -238,7 +238,7 @@ module bmuctrl import cvw::*; #(parameter cvw_t P) (
if ((P.ZKND_SUPPORTED | P.ZKNE_SUPPORTED) & P.XLEN == 64) begin // ZKND and ZKNE shared instructions
casez({OpD, Funct7D, Funct3D})
17'b0010011_0011000_001: if (Rs2D[4] == 1'b1)
17'b0010011_0011000_001: if (Rs2D[4] == 1'b1 & $unsigned(Rs2D[3:0]) <= 10)
BMUControlsD = `BMUCTRLW'b000_0111_0010_1_0_0_0_1_0_0_0_0_0; // aes64ks1i - key schedule istr1
17'b0110011_0111111_000: BMUControlsD = `BMUCTRLW'b000_0111_0011_1_0_0_0_1_0_0_0_0_0; // aes64ks2 - key schedule istr2
endcase