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Add LE implementations for vec_cnt[tl]z_lsbb

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Signed-off-by: Bill Schmidt <wschmidt@linux.ibm.com>
pull/69/head
Bill Schmidt 4 years ago committed by Bill Schmidt
parent af84de2d55
commit 7cd2163641
1 changed files with 579 additions and 0 deletions
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701
Intrinsics_Reference/ch_vec_reference.xml
Unescape Escape View File

@ -10891,6 +10891,193 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
set to the number of leading zeros of the corresponding element
of <emphasis role="bold">a</emphasis>.
</para>
<para>An example 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*" />
<thead>
<row>
<entry align="center" valign="middle">
<para> <emphasis>byte index</emphasis> </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 align="center" valign="middle">
<para>00</para>
</entry>
<entry align="center" valign="middle">
<para>10</para>
</entry>
<entry align="center" valign="middle">
<para>20</para>
</entry>
<entry align="center" valign="middle">
<para>30</para>
</entry>
<entry align="center" valign="middle">
<para>48</para>
</entry>
<entry align="center" valign="middle">
<para>58</para>
</entry>
<entry align="center" valign="middle">
<para>64</para>
</entry>
<entry align="center" valign="middle">
<para>74</para>
</entry>
<entry align="center" valign="middle">
<para>82</para>
</entry>
<entry align="center" valign="middle">
<para>92</para>
</entry>
<entry align="center" valign="middle">
<para>A1</para>
</entry>
<entry align="center" valign="middle">
<para>B1</para>
</entry>
<entry align="center" valign="middle">
<para>C0</para>
</entry>
<entry align="center" valign="middle">
<para>D0</para>
</entry>
<entry align="center" valign="middle">
<para>E0</para>
</entry>
<entry align="center" valign="middle">
<para>F0</para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para> <emphasis role="bold">r</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para>08</para>
</entry>
<entry align="center" valign="middle">
<para>03</para>
</entry>
<entry align="center" valign="middle">
<para>02</para>
</entry>
<entry align="center" valign="middle">
<para>02</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>01</para>
</entry>
<entry align="center" valign="middle">
<para>01</para>
</entry>
<entry align="center" valign="middle">
<para>00</para>
</entry>
<entry align="center" valign="middle">
<para>00</para>
</entry>
<entry align="center" valign="middle">
<para>00</para>
</entry>
<entry align="center" valign="middle">
<para>00</para>
</entry>
<entry align="center" valign="middle">
<para>00</para>
</entry>
<entry align="center" valign="middle">
<para>00</para>
</entry>
<entry align="center" valign="middle">
<para>00</para>
</entry>
<entry align="center" valign="middle">
<para>00</para>
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</para>

<para><emphasis role="bold">Endian considerations:</emphasis>
None.
</para>
@ -11007,97 +11194,293 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
<entry align="center" valign="middle">
<para></para>
</entry>
</row>
<row>
</row>
<row>
<entry align="center" valign="middle">
<para>vector signed int</para>
</entry>
<entry align="center" valign="middle">
<para>vector signed int</para>
</entry>
<entry>
<programlisting>
vclzw r,a
</programlisting>
</entry>
<entry align="center" valign="middle">
<para></para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para>vector unsigned int</para>
</entry>
<entry align="center" valign="middle">
<para>vector unsigned int</para>
</entry>
<entry>
<programlisting>
vclzw r,a
</programlisting>
</entry>
<entry align="center" valign="middle">
<para></para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para>vector signed long long</para>
</entry>
<entry align="center" valign="middle">
<para>vector signed long long</para>
</entry>
<entry>
<programlisting>
vclzd r,a
</programlisting>
</entry>
<entry align="center" valign="middle">
<para></para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para>vector unsigned long long</para>
</entry>
<entry align="center" valign="middle">
<para>vector unsigned int long long</para>
</entry>
<entry>
<programlisting>
vclzd r,a
</programlisting>
</entry>
<entry align="center" valign="middle">
<para></para>
</entry>
</row>
</tbody>
</tgroup>
</table>

</simplesect>

<?hard-pagebreak?>
<simplesect xml:id="vec_cntlz_lsbb">
<title>vec_cntlz_lsbb</title>
<subtitle>Vector Count Leading Zero Least-Significant Bits by
Byte</subtitle>
<programlisting>
r = vec_cntlz_lsbb (a)
</programlisting>

<para><emphasis role="bold">Purpose:</emphasis>
Returns the number of leading byte elements (starting at the
lowest-numbered element) of a vector that have a least-significant
bit of zero.
</para>
<para><emphasis role="bold">Result value:</emphasis>
The value of <emphasis role="bold">r</emphasis> is set to the
number of leading byte elements (starting at the lowest-numbered
element) of <emphasis role="bold">a</emphasis> that have a
least-significant bit of zero.
</para>
<para>An example 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="result" namest="c1" nameend="c16" />
<thead>
<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 align="center" valign="middle">
<para>00</para>
</entry>
<entry align="center" valign="middle">
<para>10</para>
</entry>
<entry align="center" valign="middle">
<para>20</para>
</entry>
<entry align="center" valign="middle">
<para>30</para>
</entry>
<entry align="center" valign="middle">
<para>48</para>
</entry>
<entry align="center" valign="middle">
<para>58</para>
</entry>
<entry align="center" valign="middle">
<para>64</para>
</entry>
<entry align="center" valign="middle">
<para>74</para>
</entry>
<entry align="center" valign="middle">
<para>82</para>
</entry>
<entry align="center" valign="middle">
<para>92</para>
</entry>
<entry align="center" valign="middle">
<para>A1</para>
</entry>
<entry align="center" valign="middle">
<para>B1</para>
</entry>
<entry align="center" valign="middle">
<para>C0</para>
</entry>
<entry align="center" valign="middle">
<para>D0</para>
</entry>
<entry align="center" valign="middle">
<para>E0</para>
</entry>
<entry align="center" valign="middle">
<para>F0</para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para> <emphasis>least-significant bit of</emphasis> <emphasis role="bold">a</emphasis><subscript>n</subscript></para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>vector signed int</para>
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>vector signed int</para>
<para>0</para>
</entry>
<entry>
<programlisting>
vclzw r,a
</programlisting>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para></para>
<para>0</para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para>vector unsigned int</para>
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>vector unsigned int</para>
<para>0</para>
</entry>
<entry>
<programlisting>
vclzw r,a
</programlisting>
<entry align="center" valign="middle">
<para>1</para>
</entry>
<entry align="center" valign="middle">
<para></para>
<para>1</para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para>vector signed long long</para>
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>vector signed long long</para>
<para>0</para>
</entry>
<entry>
<programlisting>
vclzd r,a
</programlisting>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para></para>
<para>0</para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para>vector unsigned long long</para>
</entry>
<entry align="center" valign="middle">
<para>vector unsigned int long long</para>
</entry>
<entry>
<programlisting>
vclzd r,a
</programlisting>
<para> <emphasis role="bold">r</emphasis> </para>
</entry>
<entry align="center" valign="middle">
<para></para>
<entry spanname="result" align="center" valign="middle">
<para>0x0A (10)</para>
</entry>
</row>
</tbody>
</tgroup>
</table>

</simplesect>

<?hard-pagebreak?>
<simplesect xml:id="vec_cntlz_lsbb">
<title>vec_cntlz_lsbb</title>
<subtitle>Vector Count Leading Zero Least-Significant Bits by
Byte</subtitle>
<programlisting>
r = vec_cntlz_lsbb (a)
</programlisting>

<para><emphasis role="bold">Purpose:</emphasis>
Returns the number of leading byte elements (starting at the
lowest-numbered element) of a vector that have a least-significant
bit of zero.
</para>
<para><emphasis role="bold">Result value:</emphasis>
The value of <emphasis role="bold">r</emphasis> is set to the
number of leading byte elements (starting at the lowest-numbered
element) of <emphasis role="bold">a</emphasis> that have a
least-significant bit of zero.
</informaltable>
</para>

<para><emphasis role="bold">Endian considerations:</emphasis>
The element numbering within a register is left-to-right for
big-endian targets, and right-to-left for little-endian
@ -11419,6 +11802,202 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
element) of <emphasis role="bold">a</emphasis> that have a
least-significant bit of zero.
</para>
<para>An example 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="result" namest="c1" nameend="c16" />
<thead>
<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 align="center" valign="middle">
<para>00</para>
</entry>
<entry align="center" valign="middle">
<para>10</para>
</entry>
<entry align="center" valign="middle">
<para>20</para>
</entry>
<entry align="center" valign="middle">
<para>30</para>
</entry>
<entry align="center" valign="middle">
<para>48</para>
</entry>
<entry align="center" valign="middle">
<para>58</para>
</entry>
<entry align="center" valign="middle">
<para>64</para>
</entry>
<entry align="center" valign="middle">
<para>74</para>
</entry>
<entry align="center" valign="middle">
<para>82</para>
</entry>
<entry align="center" valign="middle">
<para>92</para>
</entry>
<entry align="center" valign="middle">
<para>A1</para>
</entry>
<entry align="center" valign="middle">
<para>B1</para>
</entry>
<entry align="center" valign="middle">
<para>C0</para>
</entry>
<entry align="center" valign="middle">
<para>D0</para>
</entry>
<entry align="center" valign="middle">
<para>E0</para>
</entry>
<entry align="center" valign="middle">
<para>F0</para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para> <emphasis>least-significant bit of</emphasis> <emphasis role="bold">a</emphasis><subscript>n</subscript></para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</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>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
<entry align="center" valign="middle">
<para>0</para>
</entry>
</row>
<row>
<entry align="center" valign="middle">
<para> <emphasis role="bold">r</emphasis> </para>
</entry>
<entry spanname="result" align="center" valign="middle">
<para>0x04 (4)</para>
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</para>

<para><emphasis role="bold">Endian considerations:</emphasis>
The element numbering within a register is left-to-right for
big-endian targets, and right-to-left for little-endian

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