mirror of
https://github.com/YosysHQ/yosys
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0b5d64f068
Coverage supports `sqrt`, including new general rounding detection instead of just inf/ebmin/zero (since they aren't possible with `sqrt`). More `sqrt` assertions, as well as the addition of `altsqrt` verification. Some adjustments of macros.
48 lines
942 B
Bash
Executable file
48 lines
942 B
Bash
Executable file
#!/usr/bin/env bash
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set -eu
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source ../gen-tests-makefile.sh
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rm -f *_edges.*
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prove_rm() {
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op=$1
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rm=$2
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defs=$3
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ys_file=${op}_${rm}_edges.ys
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echo "symfpu -op $op -rm $rm" > $ys_file
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if [[ $rm != "DYN" ]] then
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echo "sat -prove-asserts -verify" >> $ys_file
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fi
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echo """\
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chformal -remove
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opt
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read_verilog -sv -formal $defs -D${rm} edges.sv
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chformal -remove -cover
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chformal -lower
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prep -top edges -flatten
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sat -set-assumes -prove-asserts -verify
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""" >> $ys_file
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}
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prove_op() {
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op=$1
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defs=$2
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rms="RNE RNA RTP RTN RTZ DYN"
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for rm in $rms; do
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prove_rm $op $rm "$defs"
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done
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}
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prove_op sqrt "-DSQRT -DSQRTS"
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prove_op add "-DADD -DADDSUB -DADDS"
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prove_op sub "-DSUB -DADDSUB -DADDS"
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prove_op mul "-DMUL -DMULS"
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prove_op div "-DDIV -DDIVS"
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prove_op muladd "-DMULADD -DMULS -DADDS"
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prove_op altdiv "-DALTDIV -DDIVS"
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prove_op altsqrt "-DALTSQRT -DSQRTS"
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generate_mk --yosys-scripts
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