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Improve MISTRAL_FF specify rules

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Co-authored-by: Eddie Hung <eddie@fpgeh.com>
This commit is contained in:
Dan Ravensloft
2020-05-28 11:33:19 +01:00
committed by Marcelina Kościelnicka
parent 52fbaeca07
commit c6765443fd
2 changed files with 6 additions and 6 deletions
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9
techlibs/intel_alm/common/dff_sim.v
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@@ -79,10 +79,9 @@ module MISTRAL_FF(
);
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;
if (ENA && ACLR !== 1'b0 && !SCLR && !SLOAD) (posedge CLK => (Q : DATAIN)) = `SYNCPATH;
if (ENA && SCLR) (posedge CLK => (Q : 1'b0)) = `SYNCPATH;
if (ENA && !SCLR && SLOAD) (posedge CLK => (Q : SDATA)) = `SYNCPATH;
$setup(DATAIN, posedge CLK, `SYNCSETUP);
$setup(ENA, posedge CLK, `SYNCSETUP);
@@ -90,7 +89,7 @@ specify
$setup(SLOAD, posedge CLK, `SYNCSETUP);
$setup(SDATA, posedge CLK, `SYNCSETUP);
if (!ACLR) (ACLR => Q) = `COMBPATH;
if (ACLR === 1'b0) (ACLR => Q) = `COMBPATH;
endspecify
initial begin