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archived-ballistic/spec/arm64_xml/trcit_sys.xml
Ronald Caesar 26a677f8b4 decoder: Add ARM specification docs
Signed-off-by: Ronald Caesar <github43132@proton.me>
2025-12-12 18:11:36 -04:00

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XML

<?xml version="1.0" encoding="utf-8"?>
<?xml-stylesheet type="text/xsl" encoding="UTF-8" href="iform.xsl" version="1.0"?>
<!DOCTYPE instructionsection PUBLIC "-//ARM//DTD instructionsection //EN" "iform-p.dtd">
<!-- Copyright (c) 2010-2022 Arm Limited or its affiliates. All rights reserved. -->
<!-- This document is Non-Confidential. This document may only be used and distributed in accordance with the terms of the agreement entered into by Arm and the party that Arm delivered this document to. -->
<instructionsection id="TRCIT_SYS" title="TRCIT -- A64" type="alias">
<docvars>
<docvar key="alias_mnemonic" value="TRCIT" />
<docvar key="instr-class" value="system" />
<docvar key="isa" value="A64" />
<docvar key="mnemonic" value="SYS" />
</docvars>
<heading>TRCIT</heading>
<desc>
<brief>
<para>Trace Instrumentation</para>
</brief>
<authored>
<para>Trace Instrumentation generates an instrumentation trace packet that contains the value of the provided register.</para>
</authored>
</desc>
<aliasto refiform="sys.xml" iformid="SYS">SYS</aliasto>
<classes>
<iclass name="System" oneof="1" id="iclass_system" no_encodings="1" isa="A64">
<docvars>
<docvar key="instr-class" value="system" />
<docvar key="isa" value="A64" />
<docvar key="mnemonic" value="SYS" />
</docvars>
<iclassintro count="1"></iclassintro>
<arch_variants>
<arch_variant name="FEAT_ITE" feature="FEAT_ITE" />
</arch_variants>
<regdiagram form="32" psname="aarch64/instrs/system/sysops" tworows="1">
<box hibit="31" width="10" settings="10">
<c>1</c>
<c>1</c>
<c>0</c>
<c>1</c>
<c>0</c>
<c>1</c>
<c>0</c>
<c>1</c>
<c>0</c>
<c>0</c>
</box>
<box hibit="21" name="L" usename="1" settings="1" psbits="x">
<c>0</c>
</box>
<box hibit="20" width="2" name="op0" settings="2">
<c>0</c>
<c>1</c>
</box>
<box hibit="18" width="3" name="op1" usename="1" settings="3" psbits="xxx">
<c>0</c>
<c>1</c>
<c>1</c>
</box>
<box hibit="15" width="4" name="CRn" usename="1" settings="4" psbits="xxxx">
<c>0</c>
<c>1</c>
<c>1</c>
<c>1</c>
</box>
<box hibit="11" width="4" name="CRm" usename="1" settings="4" psbits="xxxx">
<c>0</c>
<c>0</c>
<c>1</c>
<c>0</c>
</box>
<box hibit="7" width="3" name="op2" usename="1" settings="3" psbits="xxx">
<c>1</c>
<c>1</c>
<c>1</c>
</box>
<box hibit="4" width="5" name="Rt" usename="1">
<c colspan="5"></c>
</box>
</regdiagram>
<encoding name="TRCIT_SYS_CR_systeminstrs" oneofinclass="1" oneof="1" label="">
<docvars>
<docvar key="alias_mnemonic" value="TRCIT" />
<docvar key="instr-class" value="system" />
<docvar key="isa" value="A64" />
<docvar key="mnemonic" value="SYS" />
</docvars>
<asmtemplate><text>TRCIT </text><a link="sa_xt_1" hover="64-bit general-purpose source register (field &quot;Rt&quot;)">&lt;Xt&gt;</a></asmtemplate>
<equivalent_to>
<asmtemplate><a href="sys.xml#SYS_CR_systeminstrs">SYS</a><text> #3, C7, C2, #7, </text><a link="sa_xt_1" hover="64-bit general-purpose source register (field &quot;Rt&quot;)">&lt;Xt&gt;</a></asmtemplate>
<aliascond>Unconditionally</aliascond>
</equivalent_to>
</encoding>
</iclass>
</classes>
<explanations scope="all">
<explanation enclist="TRCIT_SYS_CR_systeminstrs" symboldefcount="1">
<symbol link="sa_xt_1">&lt;Xt&gt;</symbol>
<account encodedin="Rt">
<intro>
<para>Is the 64-bit name of the general-purpose source register, encoded in the "Rt" field.</para>
</intro>
</account>
</explanation>
</explanations>
</instructionsection>