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| author | Clifford Wolf <clifford@clifford.at> | 2014-02-06 14:01:43 +0100 |
|---|---|---|
| committer | Clifford Wolf <clifford@clifford.at> | 2014-02-06 14:01:43 +0100 |
| commit | 821156b6cf27efd8a9b417433211b33c177917de (patch) | |
| tree | 943149d47d8fae23c087f413dcf7cc2db7d77a5f /manual/PRESENTATION_ExAdv | |
| parent | c13c5b9b7b0925c602661bfcde8b45a538412f4b (diff) | |
| download | yosys-821156b6cf27efd8a9b417433211b33c177917de.tar.gz yosys-821156b6cf27efd8a9b417433211b33c177917de.tar.bz2 yosys-821156b6cf27efd8a9b417433211b33c177917de.zip | |
presentation progress
Diffstat (limited to 'manual/PRESENTATION_ExAdv')
| -rw-r--r-- | manual/PRESENTATION_ExAdv/.gitignore | 1 | ||||
| -rw-r--r-- | manual/PRESENTATION_ExAdv/Makefile | 6 | ||||
| -rw-r--r-- | manual/PRESENTATION_ExAdv/select_01.v | 15 | ||||
| -rw-r--r-- | manual/PRESENTATION_ExAdv/select_01.ys | 10 |
4 files changed, 32 insertions, 0 deletions
diff --git a/manual/PRESENTATION_ExAdv/.gitignore b/manual/PRESENTATION_ExAdv/.gitignore new file mode 100644 index 000000000..cf658897d --- /dev/null +++ b/manual/PRESENTATION_ExAdv/.gitignore @@ -0,0 +1 @@ +*.dot diff --git a/manual/PRESENTATION_ExAdv/Makefile b/manual/PRESENTATION_ExAdv/Makefile new file mode 100644 index 000000000..f38bd6ceb --- /dev/null +++ b/manual/PRESENTATION_ExAdv/Makefile @@ -0,0 +1,6 @@ + +all: select_01.pdf + +select_01.pdf: select_01.v select_01.ys + ../../yosys select_01.ys + diff --git a/manual/PRESENTATION_ExAdv/select_01.v b/manual/PRESENTATION_ExAdv/select_01.v new file mode 100644 index 000000000..1b0bb7eeb --- /dev/null +++ b/manual/PRESENTATION_ExAdv/select_01.v @@ -0,0 +1,15 @@ +module test(clk, s, a, y); + input clk, s; + input [15:0] a; + output [15:0] y; + reg [15:0] b, c; + + always @(posedge clk) begin + b <= a; + c <= b; + end + + wire [15:0] state_a = (a ^ b) + c; + wire [15:0] state_b = (a ^ b) - c; + assign y = !s ? state_a : state_b; +endmodule diff --git a/manual/PRESENTATION_ExAdv/select_01.ys b/manual/PRESENTATION_ExAdv/select_01.ys new file mode 100644 index 000000000..a7fe27288 --- /dev/null +++ b/manual/PRESENTATION_ExAdv/select_01.ys @@ -0,0 +1,10 @@ +read_verilog select_01.v +hierarchy -check -top test +proc; opt +cd test +select -set cone_a state_a %ci*:-$dff +select -set cone_b state_b %ci*:-$dff +select -set cone_ab @cone_a @cone_b %i +show -prefix select_01 -format pdf -notitle \ + -color red @cone_ab -color magenta @cone_a \ + -color blue @cone_b |