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Merged ZKNDEResult into a single BMU result mux input

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This commit is contained in:
David Harris 2024-03-11 01:18:39 -07:00
parent 39c0d0cdda
commit 10d1ff61b6
2 changed files with 19 additions and 20 deletions
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3
src/ieu/bmu/bitmanipalu.sv
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@ -148,8 +148,7 @@ module bitmanipalu import cvw::*; #(parameter cvw_t P) (
4'b0100: ALUResult = ZBKBResult; 4'b0100: ALUResult = ZBKBResult;
4'b0110: ALUResult = ZBKXResult; 4'b0110: ALUResult = ZBKXResult;
4'b0111: ALUResult = ZKNDEResult; 4'b0111: ALUResult = ZKNDEResult;
4'b1000: ALUResult = ZKNDEResult; 4'b1000: ALUResult = ZKNHResult;
4'b1001: ALUResult = ZKNHResult;
default: ALUResult = PreALUResult; default: ALUResult = PreALUResult;
endcase endcase
endmodule endmodule

36
src/ieu/bmu/bmuctrl.sv
View File

@ -230,13 +230,13 @@ module bmuctrl import cvw::*; #(parameter cvw_t P) (
if (P.ZKNE_SUPPORTED) begin //ZKNE if (P.ZKNE_SUPPORTED) begin //ZKNE
if (P.XLEN==32) if (P.XLEN==32)
casez({OpD, Funct7D, Funct3D}) casez({OpD, Funct7D, Funct3D})
17'b0110011_??10001_000: BMUControlsD = `BMUCTRLW'b000_1000_0101_1_0_0_1_0_0_0_0_0; // aes32esi - final round encrypt 17'b0110011_??10001_000: BMUControlsD = `BMUCTRLW'b000_0111_0101_1_0_0_1_0_0_0_0_0; // aes32esi - final round encrypt
17'b0110011_??10011_000: BMUControlsD = `BMUCTRLW'b000_1000_0001_1_0_0_1_0_0_0_0_0; // aes32esmi - mid round encrypt 17'b0110011_??10011_000: BMUControlsD = `BMUCTRLW'b000_0111_0001_1_0_0_1_0_0_0_0_0; // aes32esmi - mid round encrypt
endcase endcase
else if (P.XLEN==64) else if (P.XLEN==64)
casez({OpD, Funct7D, Funct3D}) casez({OpD, Funct7D, Funct3D})
17'b0110011_0011001_000: BMUControlsD = `BMUCTRLW'b000_1000_0101_1_0_0_1_0_0_0_0_0; // aes64es - encrypt final round 17'b0110011_0011001_000: BMUControlsD = `BMUCTRLW'b000_0111_0101_1_0_0_1_0_0_0_0_0; // aes64es - encrypt final round
17'b0110011_0011011_000: BMUControlsD = `BMUCTRLW'b000_1000_0001_1_0_0_1_0_0_0_0_0; // aes64esm - encrypt mid round 17'b0110011_0011011_000: BMUControlsD = `BMUCTRLW'b000_0111_0001_1_0_0_1_0_0_0_0_0; // aes64esm - encrypt mid round
endcase endcase
end end
@ -251,29 +251,29 @@ module bmuctrl import cvw::*; #(parameter cvw_t P) (
if (P.ZKNH_SUPPORTED) begin // ZKNH if (P.ZKNH_SUPPORTED) begin // ZKNH
casez({OpD, Funct7D, Funct3D}) casez({OpD, Funct7D, Funct3D})
17'b0010011_0001000_001: 17'b0010011_0001000_001:
if (Rs2D == 5'b00010) BMUControlsD = `BMUCTRLW'b000_1001_0000_1_0_0_1_0_0_0_0_0; // sha256sig0 if (Rs2D == 5'b00010) BMUControlsD = `BMUCTRLW'b000_1000_0000_1_0_0_1_0_0_0_0_0; // sha256sig0
else if (Rs2D == 5'b00011) BMUControlsD = `BMUCTRLW'b000_1001_0001_1_0_0_1_0_0_0_0_0; // sha256sig1 else if (Rs2D == 5'b00011) BMUControlsD = `BMUCTRLW'b000_1000_0001_1_0_0_1_0_0_0_0_0; // sha256sig1
else if (Rs2D == 5'b00000) BMUControlsD = `BMUCTRLW'b000_1001_0010_1_0_0_1_0_0_0_0_0; // sha256sum0 else if (Rs2D == 5'b00000) BMUControlsD = `BMUCTRLW'b000_1000_0010_1_0_0_1_0_0_0_0_0; // sha256sum0
else if (Rs2D == 5'b00001) BMUControlsD = `BMUCTRLW'b000_1001_0011_1_0_0_1_0_0_0_0_0; // sha256sum1 else if (Rs2D == 5'b00001) BMUControlsD = `BMUCTRLW'b000_1000_0011_1_0_0_1_0_0_0_0_0; // sha256sum1
endcase endcase
if (P.XLEN==32) if (P.XLEN==32)
casez({OpD, Funct7D, Funct3D}) casez({OpD, Funct7D, Funct3D})
17'b0110011_0101110_000: BMUControlsD = `BMUCTRLW'b000_1001_0100_1_0_0_1_0_0_0_0_0; // sha512sig0h 17'b0110011_0101110_000: BMUControlsD = `BMUCTRLW'b000_1000_0100_1_0_0_1_0_0_0_0_0; // sha512sig0h
17'b0110011_0101010_000: BMUControlsD = `BMUCTRLW'b000_1001_0101_1_0_0_1_0_0_0_0_0; // sha512sig0l 17'b0110011_0101010_000: BMUControlsD = `BMUCTRLW'b000_1000_0101_1_0_0_1_0_0_0_0_0; // sha512sig0l
17'b0110011_0101111_000: BMUControlsD = `BMUCTRLW'b000_1001_0110_1_0_0_1_0_0_0_0_0; // sha512sig1h 17'b0110011_0101111_000: BMUControlsD = `BMUCTRLW'b000_1000_0110_1_0_0_1_0_0_0_0_0; // sha512sig1h
17'b0110011_0101011_000: BMUControlsD = `BMUCTRLW'b000_1001_0111_1_0_0_1_0_0_0_0_0; // sha512sig1l 17'b0110011_0101011_000: BMUControlsD = `BMUCTRLW'b000_1000_0111_1_0_0_1_0_0_0_0_0; // sha512sig1l
17'b0110011_0101000_000: BMUControlsD = `BMUCTRLW'b000_1001_1000_1_0_0_1_0_0_0_0_0; // sha512sum0r 17'b0110011_0101000_000: BMUControlsD = `BMUCTRLW'b000_1000_1000_1_0_0_1_0_0_0_0_0; // sha512sum0r
17'b0110011_0101001_000: BMUControlsD = `BMUCTRLW'b000_1001_1001_1_0_0_1_0_0_0_0_0; // sha512sum1r 17'b0110011_0101001_000: BMUControlsD = `BMUCTRLW'b000_1000_1001_1_0_0_1_0_0_0_0_0; // sha512sum1r
endcase endcase
else if (P.XLEN==64) else if (P.XLEN==64)
casez({OpD, Funct7D, Funct3D}) casez({OpD, Funct7D, Funct3D})
17'b0010011_0001000_001: 17'b0010011_0001000_001:
if (Rs2D == 5'b00110) BMUControlsD = `BMUCTRLW'b000_1001_1010_1_0_0_1_0_0_0_0_0; // sha512sig0 if (Rs2D == 5'b00110) BMUControlsD = `BMUCTRLW'b000_1000_1010_1_0_0_1_0_0_0_0_0; // sha512sig0
else if (Rs2D == 5'b00111) BMUControlsD = `BMUCTRLW'b000_1001_1011_1_0_0_1_0_0_0_0_0; // sha512sig1 else if (Rs2D == 5'b00111) BMUControlsD = `BMUCTRLW'b000_1000_1011_1_0_0_1_0_0_0_0_0; // sha512sig1
else if (Rs2D == 5'b00100) BMUControlsD = `BMUCTRLW'b000_1001_1100_1_0_0_1_0_0_0_0_0; // sha512sum0 else if (Rs2D == 5'b00100) BMUControlsD = `BMUCTRLW'b000_1000_1100_1_0_0_1_0_0_0_0_0; // sha512sum0
else if (Rs2D == 5'b00101) BMUControlsD = `BMUCTRLW'b000_1001_1101_1_0_0_1_0_0_0_0_0; // sha512sum1 else if (Rs2D == 5'b00101) BMUControlsD = `BMUCTRLW'b000_1000_1101_1_0_0_1_0_0_0_0_0; // sha512sum1
endcase endcase
end end
end end