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This commit is contained in:
Eddie Hung 2019-09-27 14:32:07 -07:00
parent 90236025b7
commit b3d8a60cbd
2 changed files with 2 additions and 2 deletions
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2
techlibs/ice40/synth_ice40.cc
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@ -277,9 +277,9 @@ struct SynthIce40Pass : public ScriptPass
"-D DSP_A_MINWIDTH=2 -D DSP_B_MINWIDTH=2 -D DSP_Y_MINWIDTH=11 " "-D DSP_A_MINWIDTH=2 -D DSP_B_MINWIDTH=2 -D DSP_Y_MINWIDTH=11 "
"-D DSP_NAME=$__MUL16X16", "(if -dsp)"); "-D DSP_NAME=$__MUL16X16", "(if -dsp)");
run("select a:mul2dsp", " (if -dsp)"); run("select a:mul2dsp", " (if -dsp)");
run("setattr -unset mul2dsp", " (if -dsp)");
run("opt_expr -fine", " (if -dsp)"); run("opt_expr -fine", " (if -dsp)");
run("wreduce", " (if -dsp)"); run("wreduce", " (if -dsp)");
run("setattr -unset mul2dsp", " (if -dsp)");
run("select -clear", " (if -dsp)"); run("select -clear", " (if -dsp)");
run("ice40_dsp", " (if -dsp)"); run("ice40_dsp", " (if -dsp)");
run("chtype -set $mul t:$__soft_mul", "(if -dsp)"); run("chtype -set $mul t:$__soft_mul", "(if -dsp)");

2
techlibs/xilinx/synth_xilinx.cc
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@ -347,9 +347,9 @@ struct SynthXilinxPass : public ScriptPass
"-D DSP_Y_MINWIDTH=9 " // UG901 suggests small multiplies are those 4x4 and smaller "-D DSP_Y_MINWIDTH=9 " // UG901 suggests small multiplies are those 4x4 and smaller
"-D DSP_SIGNEDONLY=1 -D DSP_NAME=$__MUL25X18"); "-D DSP_SIGNEDONLY=1 -D DSP_NAME=$__MUL25X18");
run("select a:mul2dsp"); run("select a:mul2dsp");
run("setattr -unset mul2dsp");
run("opt_expr -fine"); run("opt_expr -fine");
run("wreduce"); run("wreduce");
run("setattr -unset mul2dsp");
run("select -clear"); run("select -clear");
run("xilinx_dsp"); run("xilinx_dsp");
run("chtype -set $mul t:$__soft_mul"); run("chtype -set $mul t:$__soft_mul");