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-rw-r--r--techlibs/intel_alm/common/abc9_model.v47
-rw-r--r--techlibs/intel_alm/common/dff_sim.v2
2 files changed, 2 insertions, 47 deletions
diff --git a/techlibs/intel_alm/common/abc9_model.v b/techlibs/intel_alm/common/abc9_model.v
index 8ad52e13a..8f06d3835 100644
--- a/techlibs/intel_alm/common/abc9_model.v
+++ b/techlibs/intel_alm/common/abc9_model.v
@@ -1,21 +1,3 @@
-`ifdef cyclonev
-`define SYNCPATH 262
-`define SYNCSETUP 522
-`define COMBPATH 0
-`endif
-`ifdef cyclone10gx
-`define SYNCPATH 219
-`define SYNCSETUP 268
-`define COMBPATH 0
-`endif
-
-// fallback for when a family isn't detected (e.g. when techmapping for equivalence)
-`ifndef SYNCPATH
-`define SYNCPATH 0
-`define SYNCSETUP 0
-`define COMBPATH 0
-`endif
-
// This is a purely-synchronous flop, that ABC9 can use for sequential synthesis.
(* abc9_flop, lib_whitebox *)
module $__MISTRAL_FF_SYNCONLY (
@@ -23,33 +5,6 @@ module $__MISTRAL_FF_SYNCONLY (
output reg Q
);
-specify
- if (ENA) (posedge CLK => (Q : DATAIN)) = `SYNCPATH;
- if (ENA) (posedge CLK => (Q : SCLR)) = `SYNCPATH;
- if (ENA) (posedge CLK => (Q : SLOAD)) = `SYNCPATH;
- if (ENA) (posedge CLK => (Q : SDATA)) = `SYNCPATH;
-
- $setup(DATAIN, posedge CLK, `SYNCSETUP);
- $setup(ENA, posedge CLK, `SYNCSETUP);
- $setup(SCLR, posedge CLK, `SYNCSETUP);
- $setup(SLOAD, posedge CLK, `SYNCSETUP);
- $setup(SDATA, posedge CLK, `SYNCSETUP);
-endspecify
-
-initial begin
- // Altera flops initialise to zero.
- Q = 0;
-end
-
-always @(posedge CLK) begin
- // Clock-enable
- if (ENA) begin
- // Synchronous clear
- if (SCLR) Q <= 0;
- // Synchronous load
- else if (SLOAD) Q <= SDATA;
- else Q <= DATAIN;
- end
-end
+MISTRAL_FF ff (.DATAIN(DATAIN), .CLK(CLK), .ENA(ENA), .ACLR(1'b1), .SCLR(SCLR), .SLOAD(SLOAD), .SDATA(SDATA), .Q(Q));
endmodule
diff --git a/techlibs/intel_alm/common/dff_sim.v b/techlibs/intel_alm/common/dff_sim.v
index 94aa37fb5..38e3d6618 100644
--- a/techlibs/intel_alm/common/dff_sim.v
+++ b/techlibs/intel_alm/common/dff_sim.v
@@ -90,7 +90,7 @@ specify
$setup(SLOAD, posedge CLK, `SYNCSETUP);
$setup(SDATA, posedge CLK, `SYNCSETUP);
- (ACLR => Q) = `COMBPATH;
+ if (!ACLR) (ACLR => Q) = `COMBPATH;
endspecify
initial begin