systemsoftware
/
Programming-Guides
36
1
Fork 0
Code Issues 17 Pull Requests Projects Releases Wiki Activity

Add example for `vec_parity_lsbb`

Browse Source 
Fixes #19.

Signed-off-by: Paul A. Clarke <pc@us.ibm.com>
pull/69/head
Paul Clarke 5 years ago committed by Bill Schmidt
parent 0d686a2a8f
commit 2aa416198a
1 changed files with 243 additions and 0 deletions
Show Stats Download Patch File Download Diff File

243
Intrinsics_Reference/ch_vec_reference.xml
Unescape Escape View File

@ -26457,6 +26457,249 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
<emphasis role="bold">r</emphasis> contains the parity computed over the
low-order bit of each of the bytes in the corresponding element of
<emphasis role="bold">a</emphasis>.</para>
<para>An example for input <emphasis role="bold">a</emphasis>
of type vector unsigned int follows:
<informaltable frame="all">
<tgroup cols="17">
<colspec colname="c0" colwidth="50*" />
<colspec colname="c1" colwidth="10*" />
<colspec colname="c2" colwidth="10*" />
<colspec colname="c3" colwidth="10*" />
<colspec colname="c4" colwidth="10*" />
<colspec colname="c5" colwidth="10*" />
<colspec colname="c6" colwidth="10*" />
<colspec colname="c7" colwidth="10*" />
<colspec colname="c8" colwidth="10*" />
<colspec colname="c9" colwidth="10*" />
<colspec colname="c10" colwidth="10*" />
<colspec colname="c11" colwidth="10*" />
<colspec colname="c12" colwidth="10*" />
<colspec colname="c13" colwidth="10*" />
<colspec colname="c14" colwidth="10*" />
<colspec colname="c15" colwidth="10*" />
<colspec colname="c16" colwidth="10*" />
<spanspec spanname="w1" namest="c1" nameend="c4" />
<spanspec spanname="w2" namest="c5" nameend="c8" />
<spanspec spanname="w3" namest="c9" nameend="c12" />
<spanspec spanname="w4" namest="c13" nameend="c16" />
<thead>
<row>
<entry align="center" valign="middle">
<para> <emphasis>word index</emphasis> </para>
</entry>
<entry spanname="w1" align="center" valign="middle">
<para> <emphasis>0</emphasis> </para>
</entry>
<entry spanname="w2" align="center" valign="middle">
<para> <emphasis>1</emphasis> </para>
</entry>
<entry spanname="w3" align="center" valign="middle">
<para> <emphasis>2</emphasis> </para>
</entry>
<entry spanname="w4" align="center" valign="middle">
<para> <emphasis>3</emphasis> </para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para> <emphasis>byte index</emphasis> n </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>0</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>1</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>2</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>3</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>4</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>5</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>6</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>7</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>8</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>9</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>10</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>11</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>12</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>13</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>14</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para> <emphasis>15</emphasis> </para>
</entry>
</row>
</thead>
<tbody>
<row>
<entry align="center" valign="middle">
<para> <emphasis role="bold">a</emphasis> </para>
</entry>
<entry spanname="w1" align="center" valign="middle">
<para> <emphasis>01010203</emphasis> </para>
</entry>
<entry spanname="w2" align="center" valign="middle">
<para> <emphasis>05080D15</emphasis> </para>
</entry>
<entry spanname="w3" align="center" valign="middle">
<para> <emphasis>22375990</emphasis> </para>
</entry>
<entry spanname="w4" align="center" valign="middle">
<para> <emphasis>E97962E1</emphasis> </para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para> <emphasis>bytes of</emphasis> <emphasis role="bold">a</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para>01</para>
</entry>
<entry align="center" valign="middle">
<para>01</para>
</entry>
<entry align="center" valign="middle">
<para>02</para>
</entry>
<entry align="center" valign="middle">
<para>03</para>
</entry>
<entry align="center" valign="middle">
<para>05</para>
</entry>
<entry align="center" valign="middle">
<para>08</para>
</entry>
<entry align="center" valign="middle">
<para>0D</para>
</entry>
<entry align="center" valign="middle">
<para>15</para>
</entry>
<entry align="center" valign="middle">
<para>22</para>
</entry>
<entry align="center" valign="middle">
<para>37</para>
</entry>
<entry align="center" valign="middle">
<para>59</para>
</entry>
<entry align="center" valign="middle">
<para>90</para>
</entry>
<entry align="center" valign="middle">
<para>E9</para>
</entry>
<entry align="center" valign="middle">
<para>79</para>
</entry>
<entry align="center" valign="middle">
<para>62</para>
</entry>
<entry align="center" valign="middle">
<para>E1</para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para> <emphasis>least-significant bit of byte n of</emphasis> <emphasis role="bold">a</emphasis></para>
</entry>
<entry align="center" valign="middle">
<para>1</para>
</entry>
<entry align="center" valign="middle">
<para>1</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>1</para>
</entry>
<entry align="center" valign="middle">
<para>1</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>1</para>
</entry>
<entry align="center" valign="middle">
<para>1</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>1</para>
</entry>
<entry align="center" valign="middle">
<para>1</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>1</para>
</entry>
<entry align="center" valign="middle">
<para>1</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>1</para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para> <emphasis role="bold">r</emphasis> </para>
</entry>
<entry spanname="w1" align="center" valign="middle">
<para>00000001</para>
</entry>
<entry spanname="w2" align="center" valign="middle">
<para>00000001</para>
</entry>
<entry spanname="w3" align="center" valign="middle">
<para>00000000</para>
</entry>
<entry spanname="w4" align="center" valign="middle">
<para>00000001</para>
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</para>

<para><emphasis role="bold">Endian considerations:</emphasis>
None.
</para>

Write Preview
Loading…
Cancel
Save