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Call 'wreduce' after mul2dsp to avoid unextend()

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This commit is contained in:
Eddie Hung 2019-09-25 14:04:36 -07:00
parent 93363c94a2
commit 53ea5daa42
2 changed files with 5 additions and 5 deletions
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techlibs/xilinx/synth_xilinx.cc
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@ -346,6 +346,7 @@ struct SynthXilinxPass : public ScriptPass
"-D DSP_A_MINWIDTH=2 -D DSP_B_MINWIDTH=2 " // Blocks Nx1 multipliers
"-D DSP_Y_MINWIDTH=9 " // UG901 suggests small multiplies are those 4x4 and smaller
"-D DSP_SIGNEDONLY=1 -D DSP_NAME=$__MUL25X18");
run("wreduce t:$add");
run("xilinx_dsp");
run("chtype -set $mul t:$__soft_mul");
}