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-rw-r--r--techlibs/xilinx/cells_sim.v2
-rw-r--r--techlibs/xilinx/synth_xilinx.cc3
2 files changed, 3 insertions, 2 deletions
diff --git a/techlibs/xilinx/cells_sim.v b/techlibs/xilinx/cells_sim.v
index 50f66d89d..289742808 100644
--- a/techlibs/xilinx/cells_sim.v
+++ b/techlibs/xilinx/cells_sim.v
@@ -851,4 +851,6 @@ module DSP48E1 (
end
endgenerate
+ assign PCOUT = P;
+
endmodule
diff --git a/techlibs/xilinx/synth_xilinx.cc b/techlibs/xilinx/synth_xilinx.cc
index 2bd8570ec..5e491b86b 100644
--- a/techlibs/xilinx/synth_xilinx.cc
+++ b/techlibs/xilinx/synth_xilinx.cc
@@ -118,7 +118,6 @@ struct SynthXilinxPass : public ScriptPass
}
std::string top_opt, edif_file, blif_file, family;
- bool flatten, retime, vpr, nobram, nodram, nosrl, nocarry, nowidelut, nodsp, abc9;
bool flatten, retime, vpr, ise, iopad, noiopad, noclkbuf, nobram, nolutram, nosrl, nocarry, nowidelut, nodsp, abc9;
bool flatten_before_abc;
int widemux;
@@ -326,7 +325,7 @@ struct SynthXilinxPass : public ScriptPass
if (check_label("dsp")) {
if (!nodsp || help_mode) {
// NB: Xilinx multipliers are signed only
- run("techmap -map +/mul2dsp.v -map +/xilinx/dsp_map.v -D DSP_A_MAXWIDTH=25 -D DSP_B_MAXWIDTH=18 -D DSP_SIGNEDONLY=1 -D DSP_NAME=$__MUL25X18", "(skip if '-nodsp')");
+ run("techmap -map +/mul2dsp.v -map +/xilinx/dsp_map.v -D DSP_A_MAXWIDTH=25 -D DSP_A_MAXWIDTH_PARTIAL=18 -D DSP_B_MAXWIDTH=18 -D DSP_SIGNEDONLY=1 -D DSP_NAME=$__MUL25X18", "(skip if '-nodsp')");
run("opt_expr -fine", " (skip if '-nodsp')");
run("wreduce", " (skip if '-nodsp')");
run("xilinx_dsp", " (skip if '-nodsp')");