diff options
| -rw-r--r-- | passes/pmgen/xilinx_srl.pmg | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/passes/pmgen/xilinx_srl.pmg b/passes/pmgen/xilinx_srl.pmg index 3f4efebe9..d3ba0109f 100644 --- a/passes/pmgen/xilinx_srl.pmg +++ b/passes/pmgen/xilinx_srl.pmg @@ -164,6 +164,11 @@ endmatch code shiftx_width shiftx_width = param(shiftx, \A_WIDTH).as_int(); + while (shiftx_width > 1) { + if (port(shiftx, \A)[shiftx_width-1] != State::Sx) + break; + --shiftx_width; + } endcode match first @@ -177,7 +182,7 @@ code chain.push_back(first); subpattern(tail); finally - if (GetSize(chain) == param(shiftx, \A_WIDTH).as_int()) + if (GetSize(chain) == shiftx_width) accept; chain.clear(); endcode |