Spyglass core/decoder.sv

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ThalesSiliconSecurity · Jan 22, 2025 · 26535c6 · 26535c6
1 parent 31b0a63
commit 26535c6
Showing 1 changed file with 12 additions and 6 deletions.
diff --git a/core/decoder.sv b/core/decoder.sv
@@ -916,12 +916,18 @@ module decoder
                   else if (instr.instr[24:20] == 5'b00000) instruction_o.op = ariane_pkg::CLZ;
                   else if (instr.instr[24:20] == 5'b00001) instruction_o.op = ariane_pkg::CTZ;
                   else illegal_instr_bm = 1'b1;
-                end else if (CVA6Cfg.IS_XLEN64 && instr.instr[31:26] == 6'b010010) instruction_o.op = ariane_pkg::BCLRI;
-                else if (CVA6Cfg.IS_XLEN32 && instr.instr[31:25] == 7'b0100100) instruction_o.op = ariane_pkg::BCLRI;
-                else if (CVA6Cfg.IS_XLEN64 && instr.instr[31:26] == 6'b011010) instruction_o.op = ariane_pkg::BINVI;
-                else if (CVA6Cfg.IS_XLEN32 && instr.instr[31:25] == 7'b0110100) instruction_o.op = ariane_pkg::BINVI;
-                else if (CVA6Cfg.IS_XLEN64 && instr.instr[31:26] == 6'b001010) instruction_o.op = ariane_pkg::BSETI;
-                else if (CVA6Cfg.IS_XLEN32 && instr.instr[31:25] == 7'b0010100) instruction_o.op = ariane_pkg::BSETI;
+                end else if (CVA6Cfg.IS_XLEN64 && instr.instr[31:26] == 6'b010010)
+                  instruction_o.op = ariane_pkg::BCLRI;
+                else if (CVA6Cfg.IS_XLEN32 && instr.instr[31:25] == 7'b0100100)
+                  instruction_o.op = ariane_pkg::BCLRI;
+                else if (CVA6Cfg.IS_XLEN64 && instr.instr[31:26] == 6'b011010)
+                  instruction_o.op = ariane_pkg::BINVI;
+                else if (CVA6Cfg.IS_XLEN32 && instr.instr[31:25] == 7'b0110100)
+                  instruction_o.op = ariane_pkg::BINVI;
+                else if (CVA6Cfg.IS_XLEN64 && instr.instr[31:26] == 6'b001010)
+                  instruction_o.op = ariane_pkg::BSETI;
+                else if (CVA6Cfg.IS_XLEN32 && instr.instr[31:25] == 7'b0010100)
+                  instruction_o.op = ariane_pkg::BSETI;
                 else if (CVA6Cfg.ZKN && instr.instr[31:20] == 12'b000010001111)
                   instruction_o.op = ariane_pkg::ZIP;
                 else illegal_instr_bm = 1'b1;