Updated the k6n10f SIMD DSP inference pass to take into account FIR coeff parameters as well.

Signed-off-by: Maciej Kurc <mkurc@antmicro.com>

ql-qlf-plugin/ql-dsp-simd.cc

diff --git a/ql-qlf-plugin/ql-dsp-simd.cc b/ql-qlf-plugin/ql-dsp-simd.cc
index 1bd0850..f84c458 100644
--- a/ql-qlf-plugin/ql-dsp-simd.cc
+++ b/ql-qlf-plugin/ql-dsp-simd.cc
@@ -76,6 +76,9 @@
       std::make_pair("z_o", "z"), std::make_pair("dly_b_o", "dly_b"),
     };
 
+    // DSP parameters
+    const std::vector<std::string> m_DspParams = {"COEFF_0", "COEFF_1", "COEFF_2", "COEFF_3"};
+
     // Source DSP cell type (SISD)
     const RTLIL::IdString m_SisdDspType = RTLIL::escape_id("dsp_t1_10x9x32");
     // Target DSP cell type for the SIMD mode
@@ -193,6 +196,17 @@
                         simd->setPort(dport, sigspec);
                     }
 
+                    // Set parameters
+                    for (const auto &it : m_DspParams) {
+                        auto val_a = dsp_a->getParam(RTLIL::escape_id(it));
+                        auto val_b = dsp_b->getParam(RTLIL::escape_id(it));
+
+                        std::vector<RTLIL::State> bits;
+                        bits.insert(bits.end(), val_a.begin(), val_a.end());
+                        bits.insert(bits.end(), val_b.begin(), val_b.end());
+                        simd->setParam(RTLIL::escape_id(it), RTLIL::Const(bits));
+                    }
+
                     // Enable the fractured mode by connecting the control
                     // port.
                     simd->setPort(RTLIL::escape_id("f_mode"), RTLIL::S1);