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Remove trailing whitespaces

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Miodrag Milanovic 2026-06-23 07:24:59 +02:00
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20
docs/source/using_yosys/more_scripting/selections.rst
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@ -35,8 +35,8 @@ selection; while :yoscrypt:`delete foobar` will only delete the module foobar.
If no `select` command has been made, then the "current selection" will be the
whole design.
.. note:: Many of the examples on this page make use of the `show`
command to visually demonstrate the effect of selections. For a more
.. note:: Many of the examples on this page make use of the `show`
command to visually demonstrate the effect of selections. For a more
detailed look at this command, refer to :ref:`interactive_show`.
How to make a selection
@ -106,7 +106,7 @@ glance. When it is called with multiple arguments, each argument is evaluated
and pushed separately on a stack. After all arguments have been processed it
simply creates the union of all elements on the stack. So :yoscrypt:`select
t:$add a:foo` will select all `$add` cells and all objects with the ``foo``
attribute set:
attribute set:
.. literalinclude:: /code_examples/selections/foobaraddsub.v
:caption: Test module for operations on selections
@ -130,7 +130,7 @@ select all `$add` cells that have the ``foo`` attribute set:
.. code-block::
:caption: Output for command ``select t:$add a:foo %i -list`` on :numref:`foobaraddsub`
yosys> select t:$add a:foo %i -list
foobaraddsub/$add$foobaraddsub.v:4$1
@ -282,7 +282,7 @@ provided :file:`memdemo.v` is in the same directory. We can now change to the
.. figure:: /_images/code_examples/selections/memdemo_00.*
:class: width-helper invert-helper
:name: memdemo_00
Complete circuit diagram for the design shown in :numref:`memdemo_src`
There's a lot going on there, but maybe we are only interested in the tree of
@ -293,7 +293,7 @@ cones`_ from above, we can use :yoscrypt:`show y %ci2`:
.. figure:: /_images/code_examples/selections/memdemo_01.*
:class: width-helper invert-helper
:name: memdemo_01
Output of :yoscrypt:`show y %ci2`
From this we would learn that ``y`` is driven by a `$dff` cell, that ``y`` is
@ -305,7 +305,7 @@ start of the name). Let's go a bit further now and try :yoscrypt:`show y %ci5`:
.. figure:: /_images/code_examples/selections/memdemo_02.*
:class: width-helper invert-helper
:name: memdemo_02
Output of :yoscrypt:`show y %ci5`
That's starting to get a bit messy, so maybe we want to ignore the mux select
@ -319,7 +319,7 @@ type with :yoscrypt:`show y %ci5:-$mux[S]`:
.. figure:: /_images/code_examples/selections/memdemo_03.*
:class: width-helper invert-helper
:name: memdemo_03
Output of :yoscrypt:`show y %ci5:-$mux[S]`
We could use a command such as :yoscrypt:`show y %ci2:+$dff[Q,D]
@ -330,7 +330,7 @@ multiplexer select inputs and flip-flop cells:
.. figure:: /_images/code_examples/selections/memdemo_05.*
:class: width-helper invert-helper
:name: memdemo_05
Output of ``show y %ci2:+$dff[Q,D] %ci*:-$mux[S]:-$dff``
Or we could use :yoscrypt:`show y %ci*:-[CLK,S]:+$dff:+$mux` instead, following
@ -342,7 +342,7 @@ ignoring any ports named ``CLK`` or ``S``:
.. figure:: /_images/code_examples/selections/memdemo_04.*
:class: width-helper invert-helper
:name: memdemo_04
Output of :yoscrypt:`show y %ci*:-[CLK,S]:+$dff,$mux`
Similar to ``%ci`` exists an action ``%co`` to select output cones that accepts