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SB_MAC16 ffCD to not pack same as ffO

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This commit is contained in:
Eddie Hung 2019-09-19 22:39:47 -07:00
parent 4100825b81
commit a59f80834f
1 changed files with 2 additions and 2 deletions
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2
passes/pmgen/ice40_dsp.pmg
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@ -280,7 +280,7 @@ code argD ffO ffOholdmux ffOrstmux ffOholdpol ffOrstpol sigO sigCD clock clock_p
endcode
code argQ ffCD ffCDholdmux ffCDholdpol ffCDrstpol sigCD clock clock_pol
if (!sigCD.empty() &&
if (!sigCD.empty() && sigCD != sigO &&
(mul->type != \SB_MAC16 || (!param(mul, \C_REG).as_bool() && !param(mul, \D_REG).as_bool()))) {
argQ = sigCD;
subpattern(in_dffe);