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YosysHQ.yosys/techlibs/intel_alm/common/abc9_map.v
2020-07-04 19:45:10 +02:00

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632 B
Verilog

// This file exists to map purely-synchronous flops to ABC9 flops, while
// mapping flops with asynchronous-clear as boxes, this is because ABC9
// doesn't support asynchronous-clear flops in sequential synthesis.
module MISTRAL_FF(
input DATAIN, CLK, ACLR, ENA, SCLR, SLOAD, SDATA,
output reg Q
);
parameter _TECHMAP_CONSTMSK_ACLR_ = 1'b0;
// If the async-clear is constant, we assume it's disabled.
if (_TECHMAP_CONSTMSK_ACLR_ != 1'b0)
$__MISTRAL_FF_SYNCONLY _TECHMAP_REPLACE_ (.DATAIN(DATAIN), .CLK(CLK), .ENA(ENA), .SCLR(SCLR), .SLOAD(SLOAD), .SDATA(SDATA), .Q(Q));
else
wire _TECHMAP_FAIL_ = 1;
endmodule