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controller supports ZBA instructions

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This commit is contained in:
Kevin Kim 2023-02-17 16:44:16 -08:00
parent fcae58fcc7
commit 750882455f
1 changed files with 1 additions and 1 deletions
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src/ieu/controller.sv
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@ -152,7 +152,7 @@ module controller(
ControlsD = `CTRLW'b1_101_01_11_001_0_0_0_0_0_0_0_0_0_10_0; // amo
end else
ControlsD = `CTRLW'b0_000_00_00_000_0_0_0_0_0_0_0_0_0_00_1; // Non-implemented instruction
7'b0110011: if (Funct7D == 7'b0000000 | Funct7D == 7'b0100000 | (BSelectD[1] | BSelectD[0]))
7'b0110011: if (Funct7D == 7'b0000000 | Funct7D == 7'b0100000 | ((`ZBC_SUPPORTED & BSelectD[1]) | (`ZBS_SUPPORTED & BSelectD[0]) | (`ZBA_SUPPORTED & BSelectD[3])))
ControlsD = `CTRLW'b1_000_00_00_000_0_1_0_0_0_0_0_0_0_00_0; // R-type
else if (Funct7D == 7'b0000001 & `M_SUPPORTED)
ControlsD = `CTRLW'b1_000_00_00_011_0_0_0_0_0_0_0_0_1_00_0; // Multiply/divide