mirror of https://github.com/YosysHQ/yosys.git
Remove docs dependency on yosys repo (#3558)
* Copies guidelines files into docs/ for website * Copying manual/CHAPTER_Prog for new docs * Copying manual/APPNOTE_011... for new docs Also adding faketime to list of packages for website build. Co-authored-by: KrystalDelusion <krystinedawn@yosyshq.com>
This commit is contained in:
parent
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9
Makefile
9
Makefile
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@ -963,12 +963,17 @@ docs/source/cmd/abc.rst: $(TARGETS) $(EXTRA_TARGETS)
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mkdir -p docs/source/cmd
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./$(PROGRAM_PREFIX)yosys -p 'help -write-rst-command-reference-manual'
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PHONY: docs/gen_images
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PHONY: docs/gen_images docs/guidelines
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docs/gen_images:
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$(Q) $(MAKE) -C docs/images all
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DOCS_GUIDELINE_FILES := GettingStarted CodingStyle
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docs/guidelines:
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$(Q) mkdir -p docs/source/temp
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$(Q) cp -f $(addprefix guidelines/,$(DOCS_GUIDELINE_FILES)) docs/source/temp
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DOC_TARGET ?= html
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docs: docs/source/cmd/abc.rst docs/gen_images
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docs: docs/source/cmd/abc.rst docs/gen_images docs/guidelines
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$(Q) $(MAKE) -C docs $(DOC_TARGET)
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update-manual: $(TARGETS) $(EXTRA_TARGETS)
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@ -634,7 +634,7 @@ and the website version of the documentation is not yet publicly available.
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In addition to those listed above for building Yosys from source, the following
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packages are used for building the website:
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$ sudo apt-get install pdf2svg
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$ sudo apt-get install pdf2svg faketime
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PDFLaTeX, included with most LaTeX distributions, is also needed during the
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build process for the website.
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@ -1,5 +1,6 @@
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/build/
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/source/cmd
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/source/temp
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/images/*.log
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/images/*.aux
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/images/*.pdf
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@ -1,7 +1,7 @@
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all: dots tex svg tidy
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TEX_SOURCE:= $(wildcard *.tex)
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DOT_LOC:= ../../manual/APPNOTE_011_Design_Investigation
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DOT_LOC:= ../source/APPNOTE_011_Design_Investigation
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DOT_SOURCE:= $(wildcard $(DOT_LOC)/*.dot)
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TEX_SOURCE+= 011/example_out.tex
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@ -0,0 +1,3 @@
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module cmos_demo(input a, b, output [1:0] y);
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assign y = a + b;
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endmodule
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@ -0,0 +1,34 @@
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digraph "cmos_demo" {
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rankdir="LR";
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remincross=true;
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n4 [ shape=octagon, label="a", color="black", fontcolor="black" ];
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n5 [ shape=octagon, label="b", color="black", fontcolor="black" ];
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n6 [ shape=octagon, label="y", color="black", fontcolor="black" ];
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c10 [ shape=record, label="{{<p7> A|<p8> B|<p9> Y}|$g0\nNOR|{}}" ];
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c11 [ shape=record, label="{{<p7> A|<p9> Y}|$g1\nNOT|{}}" ];
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c12 [ shape=record, label="{{<p7> A|<p9> Y}|$g2\nNOT|{}}" ];
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c13 [ shape=record, label="{{<p7> A|<p8> B|<p9> Y}|$g3\nNOR|{}}" ];
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x0 [ shape=record, style=rounded, label="<s0> 1:1 - 0:0 " ];
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x0:e -> c13:p9:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", label=""];
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c14 [ shape=record, label="{{<p7> A|<p8> B|<p9> Y}|$g4\nNOR|{}}" ];
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x1 [ shape=record, style=rounded, label="<s0> 1:1 - 0:0 " ];
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x1:e -> c14:p8:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", label=""];
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x2 [ shape=record, style=rounded, label="<s0> 0:0 - 0:0 " ];
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x2:e -> c14:p9:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", label=""];
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n1 [ shape=diamond, label="$n4" ];
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n1:e -> c10:p9:w [color="black", label=""];
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n1:e -> c14:p7:w [color="black", label=""];
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n2 [ shape=diamond, label="$n5" ];
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n2:e -> c11:p9:w [color="black", label=""];
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n2:e -> c13:p7:w [color="black", label=""];
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n3 [ shape=diamond, label="$n6_1" ];
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n3:e -> c12:p9:w [color="black", label=""];
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n3:e -> c13:p8:w [color="black", label=""];
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n4:e -> c10:p8:w [color="black", label=""];
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n4:e -> c12:p7:w [color="black", label=""];
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n5:e -> c10:p7:w [color="black", label=""];
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n5:e -> c11:p7:w [color="black", label=""];
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n6:e -> x0:s0:w [color="black", label=""];
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n6:e -> x1:s0:w [color="black", label=""];
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n6:e -> x2:s0:w [color="black", label=""];
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}
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@ -0,0 +1,23 @@
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digraph "cmos_demo" {
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rankdir="LR";
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remincross=true;
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n4 [ shape=octagon, label="a", color="black", fontcolor="black" ];
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n5 [ shape=octagon, label="b", color="black", fontcolor="black" ];
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n6 [ shape=octagon, label="y[0]", color="black", fontcolor="black" ];
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n7 [ shape=octagon, label="y[1]", color="black", fontcolor="black" ];
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c11 [ shape=record, label="{{<p8> A|<p9> B}|$g0\nNOR|{<p10> Y}}" ];
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c12 [ shape=record, label="{{<p8> A}|$g1\nNOT|{<p10> Y}}" ];
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c13 [ shape=record, label="{{<p8> A}|$g2\nNOT|{<p10> Y}}" ];
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c14 [ shape=record, label="{{<p8> A|<p9> B}|$g3\nNOR|{<p10> Y}}" ];
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c15 [ shape=record, label="{{<p8> A|<p9> B}|$g4\nNOR|{<p10> Y}}" ];
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c11:p10:e -> c15:p8:w [color="black", label=""];
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c12:p10:e -> c14:p8:w [color="black", label=""];
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c13:p10:e -> c14:p9:w [color="black", label=""];
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n4:e -> c11:p9:w [color="black", label=""];
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n4:e -> c13:p8:w [color="black", label=""];
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n5:e -> c11:p8:w [color="black", label=""];
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n5:e -> c12:p8:w [color="black", label=""];
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c15:p10:e -> n6:w [color="black", label=""];
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c14:p10:e -> n7:w [color="black", label=""];
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n7:e -> c15:p9:w [color="black", label=""];
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}
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@ -0,0 +1,6 @@
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module example(input clk, a, b, c,
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output reg [1:0] y);
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always @(posedge clk)
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if (c)
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y <= c ? a + b : 2'd0;
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endmodule
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@ -0,0 +1,11 @@
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read_verilog example.v
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show -format dot -prefix example_00
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proc
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show -format dot -prefix example_01
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opt
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show -format dot -prefix example_02
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cd example
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select t:$add
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show -format dot -prefix example_03
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@ -0,0 +1,23 @@
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digraph "example" {
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rankdir="LR";
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remincross=true;
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n4 [ shape=octagon, label="a", color="black", fontcolor="black" ];
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n5 [ shape=octagon, label="b", color="black", fontcolor="black" ];
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n6 [ shape=octagon, label="c", color="black", fontcolor="black" ];
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n7 [ shape=octagon, label="clk", color="black", fontcolor="black" ];
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n8 [ shape=octagon, label="y", color="black", fontcolor="black" ];
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c12 [ shape=record, label="{{<p9> A|<p10> B}|$2\n$add|{<p11> Y}}" ];
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v0 [ label="2'00" ];
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c14 [ shape=record, label="{{<p9> A|<p10> B|<p13> S}|$3\n$mux|{<p11> Y}}" ];
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p1 [shape=box, style=rounded, label="PROC $1\nexample.v:3"];
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c12:p11:e -> c14:p10:w [color="black", style="setlinewidth(3)", label=""];
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c14:p11:e -> p1:w [color="black", style="setlinewidth(3)", label=""];
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n4:e -> c12:p9:w [color="black", label=""];
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n5:e -> c12:p10:w [color="black", label=""];
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n6:e -> c14:p13:w [color="black", label=""];
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n6:e -> p1:w [color="black", label=""];
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n7:e -> p1:w [color="black", label=""];
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p1:e -> n8:w [color="black", style="setlinewidth(3)", label=""];
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n8:e -> p1:w [color="black", style="setlinewidth(3)", label=""];
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v0:e -> c14:p9:w [color="black", style="setlinewidth(3)", label=""];
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}
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@ -0,0 +1,33 @@
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digraph "example" {
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rankdir="LR";
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remincross=true;
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n6 [ shape=octagon, label="a", color="black", fontcolor="black" ];
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n7 [ shape=octagon, label="b", color="black", fontcolor="black" ];
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n8 [ shape=octagon, label="c", color="black", fontcolor="black" ];
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n9 [ shape=octagon, label="clk", color="black", fontcolor="black" ];
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n10 [ shape=octagon, label="y", color="black", fontcolor="black" ];
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c14 [ shape=record, label="{{<p11> A|<p12> B}|$2\n$add|{<p13> Y}}" ];
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c18 [ shape=record, label="{{<p15> CLK|<p16> D}|$7\n$dff|{<p17> Q}}" ];
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c20 [ shape=record, label="{{<p11> A|<p12> B|<p19> S}|$5\n$mux|{<p13> Y}}" ];
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v0 [ label="2'00" ];
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c21 [ shape=record, label="{{<p11> A|<p12> B|<p19> S}|$3\n$mux|{<p13> Y}}" ];
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x1 [shape=box, style=rounded, label="BUF"];
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x2 [shape=box, style=rounded, label="BUF"];
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n1 [ shape=diamond, label="$0\\y[1:0]" ];
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x2:e:e -> n1:w [color="black", style="setlinewidth(3)", label=""];
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c18:p17:e -> n10:w [color="black", style="setlinewidth(3)", label=""];
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n10:e -> c20:p11:w [color="black", style="setlinewidth(3)", label=""];
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c14:p13:e -> c21:p12:w [color="black", style="setlinewidth(3)", label=""];
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n3 [ shape=point ];
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c20:p13:e -> n3:w [color="black", style="setlinewidth(3)", label=""];
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n3:e -> c18:p16:w [color="black", style="setlinewidth(3)", label=""];
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n3:e -> x2:w:w [color="black", style="setlinewidth(3)", label=""];
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x1:e:e -> c20:p19:w [color="black", label=""];
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c21:p13:e -> c20:p12:w [color="black", style="setlinewidth(3)", label=""];
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n6:e -> c14:p11:w [color="black", label=""];
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n7:e -> c14:p12:w [color="black", label=""];
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n8:e -> c21:p19:w [color="black", label=""];
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n8:e -> x1:w:w [color="black", label=""];
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n9:e -> c18:p15:w [color="black", label=""];
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v0:e -> c21:p11:w [color="black", style="setlinewidth(3)", label=""];
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}
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@ -0,0 +1,20 @@
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digraph "example" {
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rankdir="LR";
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remincross=true;
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n3 [ shape=octagon, label="a", color="black", fontcolor="black" ];
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n4 [ shape=octagon, label="b", color="black", fontcolor="black" ];
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n5 [ shape=octagon, label="c", color="black", fontcolor="black" ];
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n6 [ shape=octagon, label="clk", color="black", fontcolor="black" ];
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n7 [ shape=octagon, label="y", color="black", fontcolor="black" ];
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c11 [ shape=record, label="{{<p8> A|<p9> B}|$2\n$add|{<p10> Y}}" ];
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c15 [ shape=record, label="{{<p12> CLK|<p13> D}|$7\n$dff|{<p14> Q}}" ];
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c17 [ shape=record, label="{{<p8> A|<p9> B|<p16> S}|$5\n$mux|{<p10> Y}}" ];
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c17:p10:e -> c15:p13:w [color="black", style="setlinewidth(3)", label=""];
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c11:p10:e -> c17:p9:w [color="black", style="setlinewidth(3)", label=""];
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n3:e -> c11:p8:w [color="black", label=""];
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n4:e -> c11:p9:w [color="black", label=""];
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n5:e -> c17:p16:w [color="black", label=""];
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n6:e -> c15:p12:w [color="black", label=""];
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c15:p14:e -> n7:w [color="black", style="setlinewidth(3)", label=""];
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n7:e -> c17:p8:w [color="black", style="setlinewidth(3)", label=""];
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}
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@ -0,0 +1,11 @@
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digraph "example" {
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rankdir="LR";
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remincross=true;
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v0 [ label="a" ];
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v1 [ label="b" ];
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v2 [ label="$2_Y" ];
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c4 [ shape=record, label="{{<p1> A|<p2> B}|$2\n$add|{<p3> Y}}" ];
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v0:e -> c4:p1:w [color="black", label=""];
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v1:e -> c4:p2:w [color="black", label=""];
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c4:p3:e -> v2:w [color="black", style="setlinewidth(3)", label=""];
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}
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@ -0,0 +1,8 @@
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module foobaraddsub(a, b, c, d, fa, fs, ba, bs);
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input [7:0] a, b, c, d;
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output [7:0] fa, fs, ba, bs;
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assign fa = a + (* foo *) b;
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assign fs = a - (* foo *) b;
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assign ba = c + (* bar *) d;
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assign bs = c - (* bar *) d;
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endmodule
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@ -0,0 +1,23 @@
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#!/bin/bash
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set -ex
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if false; then
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rm -f *.dot
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../../yosys example.ys
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../../yosys -p 'proc; opt; show -format dot -prefix splice' splice.v
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../../yosys -p 'techmap; abc -liberty ../../techlibs/cmos/cmos_cells.lib;; show -format dot -prefix cmos_00' cmos.v
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../../yosys -p 'techmap; splitnets -ports; abc -liberty ../../techlibs/cmos/cmos_cells.lib;; show -lib ../../techlibs/cmos/cmos_cells.v -format dot -prefix cmos_01' cmos.v
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../../yosys -p 'opt; cd sumprod; select a:sumstuff; show -format dot -prefix sumprod_00' sumprod.v
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../../yosys -p 'opt; cd sumprod; select a:sumstuff %x; show -format dot -prefix sumprod_01' sumprod.v
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../../yosys -p 'opt; cd sumprod; select prod; show -format dot -prefix sumprod_02' sumprod.v
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../../yosys -p 'opt; cd sumprod; select prod %ci; show -format dot -prefix sumprod_03' sumprod.v
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../../yosys -p 'opt; cd sumprod; select prod %ci2; show -format dot -prefix sumprod_04' sumprod.v
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../../yosys -p 'opt; cd sumprod; select prod %ci3; show -format dot -prefix sumprod_05' sumprod.v
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../../yosys -p 'proc; opt; memory; opt; cd memdemo; show -format dot -prefix memdemo_00' memdemo.v
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../../yosys -p 'proc; opt; memory; opt; cd memdemo; show -format dot -prefix memdemo_01 y %ci2:+$dff[Q,D] %ci*:-$mux[S]:-$dff' memdemo.v
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../../yosys submod.ys
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sed -i '/^label=/ d;' *.dot
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fi
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for dot_file in *.dot; do
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pdf_file=${dot_file%.dot}.pdf
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dot -Tpdf -o $pdf_file $dot_file
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done
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@ -0,0 +1,19 @@
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module memdemo(clk, d, y);
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input clk;
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input [3:0] d;
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output reg [3:0] y;
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integer i;
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reg [1:0] s1, s2;
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reg [3:0] mem [0:3];
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always @(posedge clk) begin
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for (i = 0; i < 4; i = i+1)
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mem[i] <= mem[(i+1) % 4] + mem[(i+2) % 4];
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{ s2, s1 } = d ? { s1, s2 } ^ d : 4'b0;
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mem[s1] <= d;
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y <= mem[s2];
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end
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endmodule
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@ -0,0 +1,138 @@
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digraph "memdemo" {
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rankdir="LR";
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remincross=true;
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n24 [ shape=octagon, label="clk", color="black", fontcolor="black" ];
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n25 [ shape=octagon, label="d", color="black", fontcolor="black" ];
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n26 [ shape=diamond, label="mem[0]", color="black", fontcolor="black" ];
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n27 [ shape=diamond, label="mem[1]", color="black", fontcolor="black" ];
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n28 [ shape=diamond, label="mem[2]", color="black", fontcolor="black" ];
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n29 [ shape=diamond, label="mem[3]", color="black", fontcolor="black" ];
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n30 [ shape=diamond, label="s1", color="black", fontcolor="black" ];
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n31 [ shape=diamond, label="s2", color="black", fontcolor="black" ];
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||||
n32 [ shape=octagon, label="y", color="black", fontcolor="black" ];
|
||||
c36 [ shape=record, label="{{<p33> A|<p34> B}|$28\n$add|{<p35> Y}}" ];
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||||
c37 [ shape=record, label="{{<p33> A|<p34> B}|$31\n$add|{<p35> Y}}" ];
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||||
c38 [ shape=record, label="{{<p33> A|<p34> B}|$34\n$add|{<p35> Y}}" ];
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c39 [ shape=record, label="{{<p33> A|<p34> B}|$37\n$add|{<p35> Y}}" ];
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c41 [ shape=record, label="{{<p33> A|<p34> B|<p40> S}|$110\n$mux|{<p35> Y}}" ];
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x0 [ shape=record, style=rounded, label="<s0> 1:1 - 0:0 " ];
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x0:e -> c41:p40:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", label=""];
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c42 [ shape=record, label="{{<p33> A|<p34> B|<p40> S}|$113\n$mux|{<p35> Y}}" ];
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x1 [ shape=record, style=rounded, label="<s0> 0:0 - 0:0 " ];
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x1:e -> c42:p40:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", label=""];
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||||
c43 [ shape=record, label="{{<p33> A|<p34> B|<p40> S}|$116\n$mux|{<p35> Y}}" ];
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x2 [ shape=record, style=rounded, label="<s0> 0:0 - 0:0 " ];
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x2:e -> c43:p40:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", label=""];
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||||
v3 [ label="1'1" ];
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c44 [ shape=record, label="{{<p33> A|<p34> B}|$145\n$and|{<p35> Y}}" ];
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v4 [ label="1'1" ];
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c45 [ shape=record, label="{{<p33> A|<p34> B}|$175\n$and|{<p35> Y}}" ];
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v5 [ label="1'1" ];
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c46 [ shape=record, label="{{<p33> A|<p34> B}|$205\n$and|{<p35> Y}}" ];
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v6 [ label="1'1" ];
|
||||
c47 [ shape=record, label="{{<p33> A|<p34> B}|$235\n$and|{<p35> Y}}" ];
|
||||
v7 [ label="2'00" ];
|
||||
c48 [ shape=record, label="{{<p33> A|<p34> B}|$143\n$eq|{<p35> Y}}" ];
|
||||
v8 [ label="2'01" ];
|
||||
c49 [ shape=record, label="{{<p33> A|<p34> B}|$173\n$eq|{<p35> Y}}" ];
|
||||
v9 [ label="2'10" ];
|
||||
c50 [ shape=record, label="{{<p33> A|<p34> B}|$203\n$eq|{<p35> Y}}" ];
|
||||
v10 [ label="2'11" ];
|
||||
c51 [ shape=record, label="{{<p33> A|<p34> B}|$233\n$eq|{<p35> Y}}" ];
|
||||
c52 [ shape=record, label="{{<p33> A|<p34> B|<p40> S}|$147\n$mux|{<p35> Y}}" ];
|
||||
c53 [ shape=record, label="{{<p33> A|<p34> B|<p40> S}|$177\n$mux|{<p35> Y}}" ];
|
||||
c54 [ shape=record, label="{{<p33> A|<p34> B|<p40> S}|$207\n$mux|{<p35> Y}}" ];
|
||||
c55 [ shape=record, label="{{<p33> A|<p34> B|<p40> S}|$237\n$mux|{<p35> Y}}" ];
|
||||
c59 [ shape=record, label="{{<p56> CLK|<p57> D}|$66\n$dff|{<p58> Q}}" ];
|
||||
c60 [ shape=record, label="{{<p56> CLK|<p57> D}|$68\n$dff|{<p58> Q}}" ];
|
||||
c61 [ shape=record, label="{{<p56> CLK|<p57> D}|$70\n$dff|{<p58> Q}}" ];
|
||||
c62 [ shape=record, label="{{<p56> CLK|<p57> D}|$72\n$dff|{<p58> Q}}" ];
|
||||
c63 [ shape=record, label="{{<p56> CLK|<p57> D}|$59\n$dff|{<p58> Q}}" ];
|
||||
c64 [ shape=record, label="{{<p56> CLK|<p57> D}|$63\n$dff|{<p58> Q}}" ];
|
||||
c65 [ shape=record, label="{{<p56> CLK|<p57> D}|$64\n$dff|{<p58> Q}}" ];
|
||||
c66 [ shape=record, label="{{<p33> A}|$39\n$reduce_bool|{<p35> Y}}" ];
|
||||
v11 [ label="4'0000" ];
|
||||
c67 [ shape=record, label="{{<p33> A|<p34> B|<p40> S}|$40\n$mux|{<p35> Y}}" ];
|
||||
x12 [ shape=record, style=rounded, label="<s1> 3:2 - 1:0 |<s0> 1:0 - 1:0 " ];
|
||||
c67:p35:e -> x12:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", style="setlinewidth(3)", label=""];
|
||||
c68 [ shape=record, label="{{<p33> A|<p34> B}|$38\n$xor|{<p35> Y}}" ];
|
||||
x13 [ shape=record, style=rounded, label="<s1> 1:0 - 3:2 |<s0> 1:0 - 1:0 " ];
|
||||
x13:e -> c68:p33:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", style="setlinewidth(3)", label=""];
|
||||
c36:p35:e -> c52:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c44:p35:e -> c52:p40:w [color="black", label=""];
|
||||
c45:p35:e -> c53:p40:w [color="black", label=""];
|
||||
c46:p35:e -> c54:p40:w [color="black", label=""];
|
||||
c47:p35:e -> c55:p40:w [color="black", label=""];
|
||||
c48:p35:e -> c44:p33:w [color="black", label=""];
|
||||
c49:p35:e -> c45:p33:w [color="black", label=""];
|
||||
c50:p35:e -> c46:p33:w [color="black", label=""];
|
||||
c51:p35:e -> c47:p33:w [color="black", label=""];
|
||||
c52:p35:e -> c59:p57:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c53:p35:e -> c60:p57:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c37:p35:e -> c53:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c54:p35:e -> c61:p57:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c55:p35:e -> c62:p57:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c66:p35:e -> c67:p40:w [color="black", label=""];
|
||||
c68:p35:e -> c67:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n24:e -> c59:p56:w [color="black", label=""];
|
||||
n24:e -> c60:p56:w [color="black", label=""];
|
||||
n24:e -> c61:p56:w [color="black", label=""];
|
||||
n24:e -> c62:p56:w [color="black", label=""];
|
||||
n24:e -> c63:p56:w [color="black", label=""];
|
||||
n24:e -> c64:p56:w [color="black", label=""];
|
||||
n24:e -> c65:p56:w [color="black", label=""];
|
||||
n25:e -> c52:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n25:e -> c53:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n25:e -> c54:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n25:e -> c55:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n25:e -> c66:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n25:e -> c68:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c59:p58:e -> n26:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n26:e -> c38:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n26:e -> c39:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n26:e -> c42:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c60:p58:e -> n27:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n27:e -> c36:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n27:e -> c39:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n27:e -> c42:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c61:p58:e -> n28:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n28:e -> c36:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n28:e -> c37:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n28:e -> c43:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c62:p58:e -> n29:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n29:e -> c37:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n29:e -> c38:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n29:e -> c43:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c38:p35:e -> c54:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c63:p58:e -> n30:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n30:e -> x13:s1:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c64:p58:e -> n31:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n31:e -> x13:s0:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c65:p58:e -> n32:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c39:p35:e -> c55:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n5 [ shape=point ];
|
||||
x12:s0:e -> n5:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n5:e -> c48:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n5:e -> c49:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n5:e -> c50:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n5:e -> c51:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n5:e -> c63:p57:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n6 [ shape=point ];
|
||||
x12:s1:e -> n6:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n6:e -> c64:p57:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n6:e -> x0:s0:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n6:e -> x1:s0:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n6:e -> x2:s0:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c41:p35:e -> c65:p57:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c42:p35:e -> c41:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c43:p35:e -> c41:p34:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v10:e -> c51:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v11:e -> c67:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v3:e -> c44:p34:w [color="black", label=""];
|
||||
v4:e -> c45:p34:w [color="black", label=""];
|
||||
v5:e -> c46:p34:w [color="black", label=""];
|
||||
v6:e -> c47:p34:w [color="black", label=""];
|
||||
v7:e -> c48:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v8:e -> c49:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v9:e -> c50:p33:w [color="black", style="setlinewidth(3)", label=""];
|
||||
}
|
|
@ -0,0 +1,29 @@
|
|||
digraph "memdemo" {
|
||||
rankdir="LR";
|
||||
remincross=true;
|
||||
n4 [ shape=diamond, label="mem[0]", color="black", fontcolor="black" ];
|
||||
n5 [ shape=diamond, label="mem[1]", color="black", fontcolor="black" ];
|
||||
n6 [ shape=diamond, label="mem[2]", color="black", fontcolor="black" ];
|
||||
n7 [ shape=diamond, label="mem[3]", color="black", fontcolor="black" ];
|
||||
n8 [ shape=octagon, label="y", color="black", fontcolor="black" ];
|
||||
v0 [ label="$0\\s2[1:0] [1]" ];
|
||||
c13 [ shape=record, label="{{<p9> A|<p10> B|<p11> S}|$110\n$mux|{<p12> Y}}" ];
|
||||
v1 [ label="$0\\s2[1:0] [0]" ];
|
||||
c14 [ shape=record, label="{{<p9> A|<p10> B|<p11> S}|$113\n$mux|{<p12> Y}}" ];
|
||||
v2 [ label="$0\\s2[1:0] [0]" ];
|
||||
c15 [ shape=record, label="{{<p9> A|<p10> B|<p11> S}|$116\n$mux|{<p12> Y}}" ];
|
||||
v3 [ label="clk" ];
|
||||
c19 [ shape=record, label="{{<p16> CLK|<p17> D}|$64\n$dff|{<p18> Q}}" ];
|
||||
c13:p12:e -> c19:p17:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c14:p12:e -> c13:p9:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c15:p12:e -> c13:p10:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n4:e -> c14:p9:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n5:e -> c14:p10:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n6:e -> c15:p9:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n7:e -> c15:p10:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c19:p18:e -> n8:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v0:e -> c13:p11:w [color="black", label=""];
|
||||
v1:e -> c14:p11:w [color="black", label=""];
|
||||
v2:e -> c15:p11:w [color="black", label=""];
|
||||
v3:e -> c19:p16:w [color="black", label=""];
|
||||
}
|
|
@ -0,0 +1,4 @@
|
|||
module primetest(p, a, b, ok);
|
||||
input [15:0] p, a, b;
|
||||
output ok = p != a*b || a == 1 || b == 1;
|
||||
endmodule
|
|
@ -0,0 +1,39 @@
|
|||
digraph "splice_demo" {
|
||||
rankdir="LR";
|
||||
remincross=true;
|
||||
n1 [ shape=octagon, label="a", color="black", fontcolor="black" ];
|
||||
n2 [ shape=octagon, label="b", color="black", fontcolor="black" ];
|
||||
n3 [ shape=octagon, label="c", color="black", fontcolor="black" ];
|
||||
n4 [ shape=octagon, label="d", color="black", fontcolor="black" ];
|
||||
n5 [ shape=octagon, label="e", color="black", fontcolor="black" ];
|
||||
n6 [ shape=octagon, label="f", color="black", fontcolor="black" ];
|
||||
n7 [ shape=octagon, label="x", color="black", fontcolor="black" ];
|
||||
n8 [ shape=octagon, label="y", color="black", fontcolor="black" ];
|
||||
c11 [ shape=record, label="{{<p9> A}|$2\n$neg|{<p10> Y}}" ];
|
||||
x0 [ shape=record, style=rounded, label="<s1> 1:0 - 3:2 |<s0> 1:0 - 1:0 " ];
|
||||
x0:e -> c11:p9:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", style="setlinewidth(3)", label=""];
|
||||
x1 [ shape=record, style=rounded, label="<s0> 3:0 - 7:4 " ];
|
||||
c11:p10:e -> x1:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", style="setlinewidth(3)", label=""];
|
||||
c12 [ shape=record, label="{{<p9> A}|$1\n$not|{<p10> Y}}" ];
|
||||
x2 [ shape=record, style=rounded, label="<s1> 1:0 - 3:2 |<s0> 1:0 - 1:0 " ];
|
||||
x2:e -> c12:p9:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", style="setlinewidth(3)", label=""];
|
||||
x3 [ shape=record, style=rounded, label="<s1> 3:2 - 1:0 |<s0> 1:0 - 3:2 " ];
|
||||
c12:p10:e -> x3:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", style="setlinewidth(3)", label=""];
|
||||
x4 [ shape=record, style=rounded, label="<s1> 0:0 - 1:1 |<s0> 1:1 - 0:0 " ];
|
||||
x5 [ shape=record, style=rounded, label="<s1> 1:0 - 3:2 |<s0> 1:0 - 1:0 " ];
|
||||
x6 [ shape=record, style=rounded, label="<s0> 3:0 - 11:8 " ];
|
||||
x5:e -> x6:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", style="setlinewidth(3)", label=""];
|
||||
n1:e -> x4:s0:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n1:e -> x4:s1:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n1:e -> x5:s1:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n2:e -> x5:s0:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n3:e -> x0:s1:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n4:e -> x0:s0:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n5:e -> x2:s1:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n6:e -> x2:s0:w [color="black", style="setlinewidth(3)", label=""];
|
||||
x4:e -> n7:w [color="black", style="setlinewidth(3)", label=""];
|
||||
x1:s0:e -> n8:w [color="black", style="setlinewidth(3)", label=""];
|
||||
x3:s0:e -> n8:w [color="black", style="setlinewidth(3)", label=""];
|
||||
x3:s1:e -> n8:w [color="black", style="setlinewidth(3)", label=""];
|
||||
x6:s0:e -> n8:w [color="black", style="setlinewidth(3)", label=""];
|
||||
}
|
|
@ -0,0 +1,10 @@
|
|||
module splice_demo(a, b, c, d, e, f, x, y);
|
||||
|
||||
input [1:0] a, b, c, d, e, f;
|
||||
output [1:0] x = {a[0], a[1]};
|
||||
|
||||
output [11:0] y;
|
||||
assign {y[11:4], y[1:0], y[3:2]} =
|
||||
{a, b, -{c, d}, ~{e, f}};
|
||||
|
||||
endmodule
|
|
@ -0,0 +1,16 @@
|
|||
read_verilog memdemo.v
|
||||
proc; opt; memory; opt
|
||||
|
||||
cd memdemo
|
||||
select -set outstage y %ci2:+$dff[Q,D] %ci*:-$mux[S]:-$dff
|
||||
select -set selstage y %ci2:+$dff[Q,D] %ci*:-$dff @outstage %d
|
||||
select -set scramble mem* %ci2 %ci*:-$dff mem* %d @selstage %d
|
||||
submod -name scramble @scramble
|
||||
submod -name outstage @outstage
|
||||
submod -name selstage @selstage
|
||||
|
||||
cd ..
|
||||
show -format dot -prefix submod_00 memdemo
|
||||
show -format dot -prefix submod_01 scramble
|
||||
show -format dot -prefix submod_02 outstage
|
||||
show -format dot -prefix submod_03 selstage
|
|
@ -0,0 +1,45 @@
|
|||
digraph "memdemo" {
|
||||
rankdir="LR";
|
||||
remincross=true;
|
||||
n5 [ shape=octagon, label="clk", color="black", fontcolor="black" ];
|
||||
n6 [ shape=octagon, label="d", color="black", fontcolor="black" ];
|
||||
n7 [ shape=diamond, label="mem[0]", color="black", fontcolor="black" ];
|
||||
n8 [ shape=diamond, label="mem[1]", color="black", fontcolor="black" ];
|
||||
n9 [ shape=diamond, label="mem[2]", color="black", fontcolor="black" ];
|
||||
n10 [ shape=diamond, label="mem[3]", color="black", fontcolor="black" ];
|
||||
n11 [ shape=diamond, label="s1", color="black", fontcolor="black" ];
|
||||
n12 [ shape=diamond, label="s2", color="black", fontcolor="black" ];
|
||||
n13 [ shape=octagon, label="y", color="black", fontcolor="black" ];
|
||||
c17 [ shape=record, label="{{<p14> CLK|<p15> D}|$59\n$dff|{<p16> Q}}" ];
|
||||
c18 [ shape=record, label="{{<p14> CLK|<p15> D}|$63\n$dff|{<p16> Q}}" ];
|
||||
c20 [ shape=record, label="{{<p5> clk|<p7> mem[0]|<p8> mem[1]|<p9> mem[2]|<p10> mem[3]|<p19> n1}|outstage\noutstage|{<p13> y}}" ];
|
||||
c21 [ shape=record, label="{{<p5> clk|<p6> d|<p19> n1}|scramble\nscramble|{<p7> mem[0]|<p8> mem[1]|<p9> mem[2]|<p10> mem[3]}}" ];
|
||||
c23 [ shape=record, label="{{<p6> d|<p11> s1|<p12> s2}|selstage\nselstage|{<p19> n1|<p22> n2}}" ];
|
||||
n1 [ shape=point ];
|
||||
c23:p19:e -> n1:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n1:e -> c17:p15:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n1:e -> c21:p19:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c21:p10:e -> n10:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n10:e -> c20:p10:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c17:p16:e -> n11:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n11:e -> c23:p11:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c18:p16:e -> n12:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n12:e -> c23:p12:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c20:p13:e -> n13:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n2 [ shape=point ];
|
||||
c23:p22:e -> n2:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n2:e -> c18:p15:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n2:e -> c20:p19:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n5:e -> c17:p14:w [color="black", label=""];
|
||||
n5:e -> c18:p14:w [color="black", label=""];
|
||||
n5:e -> c20:p5:w [color="black", label=""];
|
||||
n5:e -> c21:p5:w [color="black", label=""];
|
||||
n6:e -> c21:p6:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n6:e -> c23:p6:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c21:p7:e -> n7:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n7:e -> c20:p7:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c21:p8:e -> n8:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n8:e -> c20:p8:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c21:p9:e -> n9:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n9:e -> c20:p9:w [color="black", style="setlinewidth(3)", label=""];
|
||||
}
|
|
@ -0,0 +1,87 @@
|
|||
digraph "scramble" {
|
||||
rankdir="LR";
|
||||
remincross=true;
|
||||
n17 [ shape=octagon, label="clk", color="black", fontcolor="black" ];
|
||||
n18 [ shape=octagon, label="d", color="black", fontcolor="black" ];
|
||||
n19 [ shape=octagon, label="mem[0]", color="black", fontcolor="black" ];
|
||||
n20 [ shape=octagon, label="mem[1]", color="black", fontcolor="black" ];
|
||||
n21 [ shape=octagon, label="mem[2]", color="black", fontcolor="black" ];
|
||||
n22 [ shape=octagon, label="mem[3]", color="black", fontcolor="black" ];
|
||||
n23 [ shape=octagon, label="n1", color="black", fontcolor="black" ];
|
||||
c27 [ shape=record, label="{{<p24> A|<p25> B}|$28\n$add|{<p26> Y}}" ];
|
||||
c28 [ shape=record, label="{{<p24> A|<p25> B}|$31\n$add|{<p26> Y}}" ];
|
||||
c29 [ shape=record, label="{{<p24> A|<p25> B}|$34\n$add|{<p26> Y}}" ];
|
||||
c30 [ shape=record, label="{{<p24> A|<p25> B}|$37\n$add|{<p26> Y}}" ];
|
||||
v0 [ label="1'1" ];
|
||||
c31 [ shape=record, label="{{<p24> A|<p25> B}|$145\n$and|{<p26> Y}}" ];
|
||||
v1 [ label="1'1" ];
|
||||
c32 [ shape=record, label="{{<p24> A|<p25> B}|$175\n$and|{<p26> Y}}" ];
|
||||
v2 [ label="1'1" ];
|
||||
c33 [ shape=record, label="{{<p24> A|<p25> B}|$205\n$and|{<p26> Y}}" ];
|
||||
v3 [ label="1'1" ];
|
||||
c34 [ shape=record, label="{{<p24> A|<p25> B}|$235\n$and|{<p26> Y}}" ];
|
||||
v4 [ label="2'00" ];
|
||||
c35 [ shape=record, label="{{<p24> A|<p25> B}|$143\n$eq|{<p26> Y}}" ];
|
||||
v5 [ label="2'01" ];
|
||||
c36 [ shape=record, label="{{<p24> A|<p25> B}|$173\n$eq|{<p26> Y}}" ];
|
||||
v6 [ label="2'10" ];
|
||||
c37 [ shape=record, label="{{<p24> A|<p25> B}|$203\n$eq|{<p26> Y}}" ];
|
||||
v7 [ label="2'11" ];
|
||||
c38 [ shape=record, label="{{<p24> A|<p25> B}|$233\n$eq|{<p26> Y}}" ];
|
||||
c40 [ shape=record, label="{{<p24> A|<p25> B|<p39> S}|$147\n$mux|{<p26> Y}}" ];
|
||||
c41 [ shape=record, label="{{<p24> A|<p25> B|<p39> S}|$177\n$mux|{<p26> Y}}" ];
|
||||
c42 [ shape=record, label="{{<p24> A|<p25> B|<p39> S}|$207\n$mux|{<p26> Y}}" ];
|
||||
c43 [ shape=record, label="{{<p24> A|<p25> B|<p39> S}|$237\n$mux|{<p26> Y}}" ];
|
||||
c47 [ shape=record, label="{{<p44> CLK|<p45> D}|$66\n$dff|{<p46> Q}}" ];
|
||||
c48 [ shape=record, label="{{<p44> CLK|<p45> D}|$68\n$dff|{<p46> Q}}" ];
|
||||
c49 [ shape=record, label="{{<p44> CLK|<p45> D}|$70\n$dff|{<p46> Q}}" ];
|
||||
c50 [ shape=record, label="{{<p44> CLK|<p45> D}|$72\n$dff|{<p46> Q}}" ];
|
||||
c27:p26:e -> c40:p24:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c36:p26:e -> c32:p24:w [color="black", label=""];
|
||||
c37:p26:e -> c33:p24:w [color="black", label=""];
|
||||
c38:p26:e -> c34:p24:w [color="black", label=""];
|
||||
c40:p26:e -> c47:p45:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c41:p26:e -> c48:p45:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c42:p26:e -> c49:p45:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c43:p26:e -> c50:p45:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n17:e -> c47:p44:w [color="black", label=""];
|
||||
n17:e -> c48:p44:w [color="black", label=""];
|
||||
n17:e -> c49:p44:w [color="black", label=""];
|
||||
n17:e -> c50:p44:w [color="black", label=""];
|
||||
n18:e -> c40:p25:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n18:e -> c41:p25:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n18:e -> c42:p25:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n18:e -> c43:p25:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c47:p46:e -> n19:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n19:e -> c29:p25:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n19:e -> c30:p24:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c28:p26:e -> c41:p24:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c48:p46:e -> n20:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n20:e -> c27:p24:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n20:e -> c30:p25:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c49:p46:e -> n21:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n21:e -> c27:p25:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n21:e -> c28:p24:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c50:p46:e -> n22:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n22:e -> c28:p25:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n22:e -> c29:p24:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n23:e -> c35:p25:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n23:e -> c36:p25:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n23:e -> c37:p25:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n23:e -> c38:p25:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c29:p26:e -> c42:p24:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c30:p26:e -> c43:p24:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c31:p26:e -> c40:p39:w [color="black", label=""];
|
||||
c32:p26:e -> c41:p39:w [color="black", label=""];
|
||||
c33:p26:e -> c42:p39:w [color="black", label=""];
|
||||
c34:p26:e -> c43:p39:w [color="black", label=""];
|
||||
c35:p26:e -> c31:p24:w [color="black", label=""];
|
||||
v0:e -> c31:p25:w [color="black", label=""];
|
||||
v1:e -> c32:p25:w [color="black", label=""];
|
||||
v2:e -> c33:p25:w [color="black", label=""];
|
||||
v3:e -> c34:p25:w [color="black", label=""];
|
||||
v4:e -> c35:p24:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v5:e -> c36:p24:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v6:e -> c37:p24:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v7:e -> c38:p24:w [color="black", style="setlinewidth(3)", label=""];
|
||||
}
|
|
@ -0,0 +1,33 @@
|
|||
digraph "outstage" {
|
||||
rankdir="LR";
|
||||
remincross=true;
|
||||
n4 [ shape=octagon, label="clk", color="black", fontcolor="black" ];
|
||||
n5 [ shape=octagon, label="mem[0]", color="black", fontcolor="black" ];
|
||||
n6 [ shape=octagon, label="mem[1]", color="black", fontcolor="black" ];
|
||||
n7 [ shape=octagon, label="mem[2]", color="black", fontcolor="black" ];
|
||||
n8 [ shape=octagon, label="mem[3]", color="black", fontcolor="black" ];
|
||||
n9 [ shape=octagon, label="n1", color="black", fontcolor="black" ];
|
||||
n10 [ shape=octagon, label="y", color="black", fontcolor="black" ];
|
||||
c15 [ shape=record, label="{{<p11> A|<p12> B|<p13> S}|$110\n$mux|{<p14> Y}}" ];
|
||||
x0 [ shape=record, style=rounded, label="<s0> 1:1 - 0:0 " ];
|
||||
x0:e -> c15:p13:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", label=""];
|
||||
c16 [ shape=record, label="{{<p11> A|<p12> B|<p13> S}|$113\n$mux|{<p14> Y}}" ];
|
||||
x1 [ shape=record, style=rounded, label="<s0> 0:0 - 0:0 " ];
|
||||
x1:e -> c16:p13:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", label=""];
|
||||
c17 [ shape=record, label="{{<p11> A|<p12> B|<p13> S}|$116\n$mux|{<p14> Y}}" ];
|
||||
x2 [ shape=record, style=rounded, label="<s0> 0:0 - 0:0 " ];
|
||||
x2:e -> c17:p13:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", label=""];
|
||||
c21 [ shape=record, label="{{<p18> CLK|<p19> D}|$64\n$dff|{<p20> Q}}" ];
|
||||
c15:p14:e -> c21:p19:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c21:p20:e -> n10:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c16:p14:e -> c15:p11:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c17:p14:e -> c15:p12:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n4:e -> c21:p18:w [color="black", label=""];
|
||||
n5:e -> c16:p11:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n6:e -> c16:p12:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n7:e -> c17:p11:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n8:e -> c17:p12:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n9:e -> x0:s0:w [color="black", label=""];
|
||||
n9:e -> x1:s0:w [color="black", label=""];
|
||||
n9:e -> x2:s0:w [color="black", label=""];
|
||||
}
|
|
@ -0,0 +1,26 @@
|
|||
digraph "selstage" {
|
||||
rankdir="LR";
|
||||
remincross=true;
|
||||
n3 [ shape=octagon, label="d", color="black", fontcolor="black" ];
|
||||
n4 [ shape=octagon, label="n1", color="black", fontcolor="black" ];
|
||||
n5 [ shape=octagon, label="n2", color="black", fontcolor="black" ];
|
||||
n6 [ shape=octagon, label="s1", color="black", fontcolor="black" ];
|
||||
n7 [ shape=octagon, label="s2", color="black", fontcolor="black" ];
|
||||
c10 [ shape=record, label="{{<p8> A}|$39\n$reduce_bool|{<p9> Y}}" ];
|
||||
v0 [ label="4'0000" ];
|
||||
c13 [ shape=record, label="{{<p8> A|<p11> B|<p12> S}|$40\n$mux|{<p9> Y}}" ];
|
||||
x1 [ shape=record, style=rounded, label="<s1> 3:2 - 1:0 |<s0> 1:0 - 1:0 " ];
|
||||
c13:p9:e -> x1:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", style="setlinewidth(3)", label=""];
|
||||
c14 [ shape=record, label="{{<p8> A|<p11> B}|$38\n$xor|{<p9> Y}}" ];
|
||||
x2 [ shape=record, style=rounded, label="<s1> 1:0 - 3:2 |<s0> 1:0 - 1:0 " ];
|
||||
x2:e -> c14:p8:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, color="black", style="setlinewidth(3)", label=""];
|
||||
c10:p9:e -> c13:p12:w [color="black", label=""];
|
||||
c14:p9:e -> c13:p11:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n3:e -> c10:p8:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n3:e -> c14:p11:w [color="black", style="setlinewidth(3)", label=""];
|
||||
x1:s0:e -> n4:w [color="black", style="setlinewidth(3)", label=""];
|
||||
x1:s1:e -> n5:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n6:e -> x2:s1:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n7:e -> x2:s0:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v0:e -> c13:p8:w [color="black", style="setlinewidth(3)", label=""];
|
||||
}
|
|
@ -0,0 +1,12 @@
|
|||
module sumprod(a, b, c, sum, prod);
|
||||
|
||||
input [7:0] a, b, c;
|
||||
output [7:0] sum, prod;
|
||||
|
||||
{* sumstuff *}
|
||||
assign sum = a + b + c;
|
||||
{* *}
|
||||
|
||||
assign prod = a * b * c;
|
||||
|
||||
endmodule
|
|
@ -0,0 +1,18 @@
|
|||
digraph "sumprod" {
|
||||
rankdir="LR";
|
||||
remincross=true;
|
||||
v0 [ label="a" ];
|
||||
v1 [ label="b" ];
|
||||
v2 [ label="$1_Y" ];
|
||||
c4 [ shape=record, label="{{<p1> A|<p2> B}|$1\n$add|{<p3> Y}}" ];
|
||||
v3 [ label="$1_Y" ];
|
||||
v4 [ label="c" ];
|
||||
v5 [ label="sum" ];
|
||||
c5 [ shape=record, label="{{<p1> A|<p2> B}|$2\n$add|{<p3> Y}}" ];
|
||||
v0:e -> c4:p1:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v1:e -> c4:p2:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c4:p3:e -> v2:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v3:e -> c5:p1:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v4:e -> c5:p2:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c5:p3:e -> v5:w [color="black", style="setlinewidth(3)", label=""];
|
||||
}
|
|
@ -0,0 +1,15 @@
|
|||
digraph "sumprod" {
|
||||
rankdir="LR";
|
||||
remincross=true;
|
||||
n2 [ shape=octagon, label="a", color="black", fontcolor="black" ];
|
||||
n3 [ shape=octagon, label="b", color="black", fontcolor="black" ];
|
||||
n4 [ shape=octagon, label="c", color="black", fontcolor="black" ];
|
||||
n5 [ shape=octagon, label="sum", color="black", fontcolor="black" ];
|
||||
c9 [ shape=record, label="{{<p6> A|<p7> B}|$1\n$add|{<p8> Y}}" ];
|
||||
c10 [ shape=record, label="{{<p6> A|<p7> B}|$2\n$add|{<p8> Y}}" ];
|
||||
c9:p8:e -> c10:p6:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n2:e -> c9:p6:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n3:e -> c9:p7:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n4:e -> c10:p7:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c10:p8:e -> n5:w [color="black", style="setlinewidth(3)", label=""];
|
||||
}
|
|
@ -0,0 +1,5 @@
|
|||
digraph "sumprod" {
|
||||
rankdir="LR";
|
||||
remincross=true;
|
||||
n1 [ shape=octagon, label="prod", color="black", fontcolor="black" ];
|
||||
}
|
|
@ -0,0 +1,11 @@
|
|||
digraph "sumprod" {
|
||||
rankdir="LR";
|
||||
remincross=true;
|
||||
n1 [ shape=octagon, label="prod", color="black", fontcolor="black" ];
|
||||
v0 [ label="$3_Y" ];
|
||||
v1 [ label="c" ];
|
||||
c5 [ shape=record, label="{{<p2> A|<p3> B}|$4\n$mul|{<p4> Y}}" ];
|
||||
c5:p4:e -> n1:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v0:e -> c5:p2:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v1:e -> c5:p3:w [color="black", style="setlinewidth(3)", label=""];
|
||||
}
|
|
@ -0,0 +1,11 @@
|
|||
digraph "sumprod" {
|
||||
rankdir="LR";
|
||||
remincross=true;
|
||||
n2 [ shape=octagon, label="c", color="black", fontcolor="black" ];
|
||||
n3 [ shape=octagon, label="prod", color="black", fontcolor="black" ];
|
||||
c7 [ shape=record, label="{{<p4> A|<p5> B}|$4\n$mul|{<p6> Y}}" ];
|
||||
n1 [ shape=diamond, label="$3_Y" ];
|
||||
n1:e -> c7:p4:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n2:e -> c7:p5:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c7:p6:e -> n3:w [color="black", style="setlinewidth(3)", label=""];
|
||||
}
|
|
@ -0,0 +1,15 @@
|
|||
digraph "sumprod" {
|
||||
rankdir="LR";
|
||||
remincross=true;
|
||||
n2 [ shape=octagon, label="c", color="black", fontcolor="black" ];
|
||||
n3 [ shape=octagon, label="prod", color="black", fontcolor="black" ];
|
||||
v0 [ label="a" ];
|
||||
v1 [ label="b" ];
|
||||
c7 [ shape=record, label="{{<p4> A|<p5> B}|$3\n$mul|{<p6> Y}}" ];
|
||||
c8 [ shape=record, label="{{<p4> A|<p5> B}|$4\n$mul|{<p6> Y}}" ];
|
||||
c7:p6:e -> c8:p4:w [color="black", style="setlinewidth(3)", label=""];
|
||||
n2:e -> c8:p5:w [color="black", style="setlinewidth(3)", label=""];
|
||||
c8:p6:e -> n3:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v0:e -> c7:p4:w [color="black", style="setlinewidth(3)", label=""];
|
||||
v1:e -> c7:p5:w [color="black", style="setlinewidth(3)", label=""];
|
||||
}
|
|
@ -15,11 +15,11 @@ The guidelines directory contains notes on various aspects of Yosys
|
|||
development. The files GettingStarted and CodingStyle may be of
|
||||
particular interest, and are reproduced here.
|
||||
|
||||
.. literalinclude:: ../../guidelines/GettingStarted
|
||||
.. literalinclude:: temp/GettingStarted
|
||||
:language: none
|
||||
:caption: guidelines/GettingStarted
|
||||
|
||||
.. literalinclude:: ../../guidelines/CodingStyle
|
||||
.. literalinclude:: temp/CodingStyle
|
||||
:language: none
|
||||
:caption: guidelines/CodingStyle
|
||||
|
||||
|
@ -28,19 +28,19 @@ The "stubsnets" example module
|
|||
|
||||
The following is the complete code of the "stubsnets" example module. It
|
||||
is included in the Yosys source distribution as
|
||||
manual/CHAPTER_Prog/stubnets.cc.
|
||||
docs/source/CHAPTER_Prog/stubnets.cc.
|
||||
|
||||
.. literalinclude:: ../../manual/CHAPTER_Prog/stubnets.cc
|
||||
.. literalinclude:: CHAPTER_Prog/stubnets.cc
|
||||
:language: c++
|
||||
:linenos:
|
||||
:caption: manual/CHAPTER_Prog/stubnets.cc
|
||||
:caption: docs/source/CHAPTER_Prog/stubnets.cc
|
||||
|
||||
.. literalinclude:: ../../manual/CHAPTER_Prog/Makefile
|
||||
.. literalinclude:: CHAPTER_Prog/Makefile
|
||||
:language: makefile
|
||||
:linenos:
|
||||
:caption: manual/CHAPTER_Prog/Makefile
|
||||
:caption: docs/source/CHAPTER_Prog/Makefile
|
||||
|
||||
.. literalinclude:: ../../manual/CHAPTER_Prog/test.v
|
||||
.. literalinclude:: CHAPTER_Prog/test.v
|
||||
:language: verilog
|
||||
:linenos:
|
||||
:caption: manual/CHAPTER_Prog/test.v
|
||||
:caption: docs/source/CHAPTER_Prog/test.v
|
||||
|
|
|
@ -0,0 +1,3 @@
|
|||
stubnets.so
|
||||
stubnets.d
|
||||
*.log
|
|
@ -0,0 +1,12 @@
|
|||
test: stubnets.so
|
||||
yosys -ql test1.log -m ./stubnets.so test.v -p "stubnets"
|
||||
yosys -ql test2.log -m ./stubnets.so test.v -p "opt; stubnets"
|
||||
yosys -ql test3.log -m ./stubnets.so test.v -p "techmap; opt; stubnets -report_bits"
|
||||
tail test1.log test2.log test3.log
|
||||
|
||||
stubnets.so: stubnets.cc
|
||||
yosys-config --exec --cxx --cxxflags --ldflags -o $@ -shared $^ --ldlibs
|
||||
|
||||
clean:
|
||||
rm -f test1.log test2.log test3.log
|
||||
rm -f stubnets.so stubnets.d
|
|
@ -0,0 +1,130 @@
|
|||
// This is free and unencumbered software released into the public domain.
|
||||
//
|
||||
// Anyone is free to copy, modify, publish, use, compile, sell, or
|
||||
// distribute this software, either in source code form or as a compiled
|
||||
// binary, for any purpose, commercial or non-commercial, and by any
|
||||
// means.
|
||||
|
||||
#include "kernel/yosys.h"
|
||||
#include "kernel/sigtools.h"
|
||||
|
||||
#include <string>
|
||||
#include <map>
|
||||
#include <set>
|
||||
|
||||
USING_YOSYS_NAMESPACE
|
||||
PRIVATE_NAMESPACE_BEGIN
|
||||
|
||||
// this function is called for each module in the design
|
||||
static void find_stub_nets(RTLIL::Design *design, RTLIL::Module *module, bool report_bits)
|
||||
{
|
||||
// use a SigMap to convert nets to a unique representation
|
||||
SigMap sigmap(module);
|
||||
|
||||
// count how many times a single-bit signal is used
|
||||
std::map<RTLIL::SigBit, int> bit_usage_count;
|
||||
|
||||
// count output lines for this module (needed only for summary output at the end)
|
||||
int line_count = 0;
|
||||
|
||||
log("Looking for stub wires in module %s:\n", RTLIL::id2cstr(module->name));
|
||||
|
||||
// For all ports on all cells
|
||||
for (auto &cell_iter : module->cells_)
|
||||
for (auto &conn : cell_iter.second->connections())
|
||||
{
|
||||
// Get the signals on the port
|
||||
// (use sigmap to get a uniqe signal name)
|
||||
RTLIL::SigSpec sig = sigmap(conn.second);
|
||||
|
||||
// add each bit to bit_usage_count, unless it is a constant
|
||||
for (auto &bit : sig)
|
||||
if (bit.wire != NULL)
|
||||
bit_usage_count[bit]++;
|
||||
}
|
||||
|
||||
// for each wire in the module
|
||||
for (auto &wire_iter : module->wires_)
|
||||
{
|
||||
RTLIL::Wire *wire = wire_iter.second;
|
||||
|
||||
// .. but only selected wires
|
||||
if (!design->selected(module, wire))
|
||||
continue;
|
||||
|
||||
// add +1 usage if this wire actually is a port
|
||||
int usage_offset = wire->port_id > 0 ? 1 : 0;
|
||||
|
||||
// we will record which bits of the (possibly multi-bit) wire are stub signals
|
||||
std::set<int> stub_bits;
|
||||
|
||||
// get a signal description for this wire and split it into separate bits
|
||||
RTLIL::SigSpec sig = sigmap(wire);
|
||||
|
||||
// for each bit (unless it is a constant):
|
||||
// check if it is used at least two times and add to stub_bits otherwise
|
||||
for (int i = 0; i < GetSize(sig); i++)
|
||||
if (sig[i].wire != NULL && (bit_usage_count[sig[i]] + usage_offset) < 2)
|
||||
stub_bits.insert(i);
|
||||
|
||||
// continue if no stub bits found
|
||||
if (stub_bits.size() == 0)
|
||||
continue;
|
||||
|
||||
// report stub bits and/or stub wires, don't report single bits
|
||||
// if called with report_bits set to false.
|
||||
if (GetSize(stub_bits) == GetSize(sig)) {
|
||||
log(" found stub wire: %s\n", RTLIL::id2cstr(wire->name));
|
||||
} else {
|
||||
if (!report_bits)
|
||||
continue;
|
||||
log(" found wire with stub bits: %s [", RTLIL::id2cstr(wire->name));
|
||||
for (int bit : stub_bits)
|
||||
log("%s%d", bit == *stub_bits.begin() ? "" : ", ", bit);
|
||||
log("]\n");
|
||||
}
|
||||
|
||||
// we have outputted a line, increment summary counter
|
||||
line_count++;
|
||||
}
|
||||
|
||||
// report summary
|
||||
if (report_bits)
|
||||
log(" found %d stub wires or wires with stub bits.\n", line_count);
|
||||
else
|
||||
log(" found %d stub wires.\n", line_count);
|
||||
}
|
||||
|
||||
// each pass contains a singleton object that is derived from Pass
|
||||
struct StubnetsPass : public Pass {
|
||||
StubnetsPass() : Pass("stubnets") { }
|
||||
void execute(std::vector<std::string> args, RTLIL::Design *design) override
|
||||
{
|
||||
// variables to mirror information from passed options
|
||||
bool report_bits = 0;
|
||||
|
||||
log_header(design, "Executing STUBNETS pass (find stub nets).\n");
|
||||
|
||||
// parse options
|
||||
size_t argidx;
|
||||
for (argidx = 1; argidx < args.size(); argidx++) {
|
||||
std::string arg = args[argidx];
|
||||
if (arg == "-report_bits") {
|
||||
report_bits = true;
|
||||
continue;
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
// handle extra options (e.g. selection)
|
||||
extra_args(args, argidx, design);
|
||||
|
||||
// call find_stub_nets() for each module that is either
|
||||
// selected as a whole or contains selected objects.
|
||||
for (auto &it : design->modules_)
|
||||
if (design->selected_module(it.first))
|
||||
find_stub_nets(design, it.second, report_bits);
|
||||
}
|
||||
} StubnetsPass;
|
||||
|
||||
PRIVATE_NAMESPACE_END
|
|
@ -0,0 +1,8 @@
|
|||
module uut(in1, in2, in3, out1, out2);
|
||||
|
||||
input [8:0] in1, in2, in3;
|
||||
output [8:0] out1, out2;
|
||||
|
||||
assign out1 = in1 + in2 + (in3 >> 4);
|
||||
|
||||
endmodule
|
|
@ -140,7 +140,7 @@ behavior of the circuit.
|
|||
|
||||
Output of ``yosys -p 'proc; opt; show' splice.v``
|
||||
|
||||
.. literalinclude:: ../../../manual/APPNOTE_011_Design_Investigation/splice.v
|
||||
.. literalinclude:: ../APPNOTE_011_Design_Investigation/splice.v
|
||||
:caption: ``splice.v``
|
||||
:name: splice_src
|
||||
|
||||
|
@ -355,7 +355,7 @@ Objects can not only be selected by their name but also by other properties. For
|
|||
example ``select t:$add`` will select all cells of type ``$add``. In this case
|
||||
this is also yields the diagram shown in :numref:`seladd`.
|
||||
|
||||
.. literalinclude:: ../../../manual/APPNOTE_011_Design_Investigation/foobaraddsub.v
|
||||
.. literalinclude:: ../APPNOTE_011_Design_Investigation/foobaraddsub.v
|
||||
:caption: Test module for operations on selections
|
||||
:name: foobaraddsub
|
||||
:language: verilog
|
||||
|
@ -380,7 +380,7 @@ which is a complete selection of everything in the current module.
|
|||
Operations on selections
|
||||
------------------------
|
||||
|
||||
.. literalinclude:: ../../../manual/APPNOTE_011_Design_Investigation/sumprod.v
|
||||
.. literalinclude:: ../APPNOTE_011_Design_Investigation/sumprod.v
|
||||
:caption: Another test module for operations on selections
|
||||
:name: sumprod
|
||||
:language: verilog
|
||||
|
@ -487,7 +487,7 @@ features. We synthesize the circuit using ``proc; opt; memory; opt`` and change
|
|||
to the ``memdemo`` module with ``cd memdemo``. If we type ``show`` now we see
|
||||
the diagram shown in :numref:`memdemo_00`.
|
||||
|
||||
.. literalinclude:: ../../../manual/APPNOTE_011_Design_Investigation/memdemo.v
|
||||
.. literalinclude:: ../APPNOTE_011_Design_Investigation/memdemo.v
|
||||
:caption: Demo circuit for demonstrating some advanced Yosys features
|
||||
:name: memdemo_src
|
||||
:language: verilog
|
||||
|
@ -685,7 +685,7 @@ commands can be applied.
|
|||
Solving combinatorial SAT problems
|
||||
----------------------------------
|
||||
|
||||
.. literalinclude:: ../../../manual/APPNOTE_011_Design_Investigation/primetest.v
|
||||
.. literalinclude:: ../APPNOTE_011_Design_Investigation/primetest.v
|
||||
:language: verilog
|
||||
:caption: A simple miter circuit for testing if a number is prime. But it has
|
||||
a problem (see main text and :numref:`primesat`).
|
||||
|
|
Loading…
Reference in New Issue