mirror of https://github.com/YosysHQ/picorv32.git
Added picorv32_pcpi_fast_mul MUL_CLKGATE
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picorv32.v
13
picorv32.v
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@ -1918,7 +1918,8 @@ endmodule
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module picorv32_pcpi_fast_mul #(
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parameter EXTRA_MUL_FFS = 0,
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parameter EXTRA_INSN_FFS = 0
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parameter EXTRA_INSN_FFS = 0,
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parameter MUL_CLKGATE = 0
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) (
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input clk, resetn,
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@ -1963,9 +1964,13 @@ module picorv32_pcpi_fast_mul #(
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always @(posedge clk) begin
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pcpi_insn_valid_q <= pcpi_insn_valid;
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rs1_q <= rs1;
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rs2_q <= rs2;
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rd_q <= rd;
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if (!MUL_CLKGATE || active[0]) begin
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rs1_q <= rs1;
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rs2_q <= rs2;
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end
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if (!MUL_CLKGATE || active[2]) begin
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rd_q <= rd;
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end
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end
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always @(posedge clk) begin
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