xref: /openbmc/qemu/gdb-xml/alpha-core.xml (revision c079d3a31e45093286c65f8ca5350beb3a4404a9)

<?xml version="1.0"?>
<!-- Copyright (C) 2025 Free Software Foundation, Inc.

     Copying and distribution of this file, with or without modification,
     are permitted in any medium without royalty provided the copyright
     notice and this notice are preserved.  -->

<!DOCTYPE feature SYSTEM "gdb-target.dtd">
<feature name="org.gnu.gdb.alpha.core">
  <!-- IEEE rounding mode values -->
  <enum id="dyn_rm_enum" size="8">
    <!-- Chopped rounding mode -->
    <evalue name="chop" value="0"/>
    <!-- Minus infinity -->
    <evalue name="-inf" value="1"/>
    <!-- Normal rounding -->
    <evalue name="norm" value="2"/>
    <!-- Plus infinity -->
    <evalue name="+inf" value="3"/>
  </enum>

  <!-- Floating-Point Control Register Flags -->
  <flags id="fpcr_flags" size="8">
    <!-- Denormal Operand Exception Disable -->
    <field name="DNOD"   start="47" end="47"/>
    <!-- Denormal Operands to Zero -->
    <field name="DNZ"    start="48" end="48"/>
    <!-- Invalid Operation Disable -->
    <field name="INVD"   start="49" end="49"/>
    <!-- Division by Zero Disable -->
    <field name="DZED"   start="50" end="50"/>
    <!-- Overflow Disable -->
    <field name="OVFD"   start="51" end="51"/>
    <!-- Invalid Operation -->
    <field name="INV"    start="52" end="52"/>
    <!-- Division by Zero -->
    <field name="DZE"    start="53" end="53"/>
    <!-- Overflow -->
    <field name="OVF"    start="54" end="54"/>
    <!-- Underflow -->
    <field name="UNF"    start="55" end="55"/>
    <!-- Inexact Result -->
    <field name="INE"    start="56" end="56"/>
    <!-- Integer Overflow -->
    <field name="IOV"    start="57" end="57"/>
    <!-- Dynamic Rounding Mode -->
    <field name="DYN_RM" start="58" end="59" type="dyn_rm_enum"/>
    <!-- Underflow to Zero -->
    <field name="UNDZ"   start="60" end="60"/>
    <!-- Underflow Disable -->
    <field name="UNFD"   start="61" end="61"/>
    <!-- Inexact Disable -->
    <field name="INED"   start="62" end="62"/>
    <!-- Summary Bit -->
    <field name="SUM"    start="63" end="63"/>
  </flags>

  <!-- Integer Registers -->
  <reg name="v0"   bitsize="64" type="int64"/>
  <reg name="t0"   bitsize="64" type="int64"/>
  <reg name="t1"   bitsize="64" type="int64"/>
  <reg name="t2"   bitsize="64" type="int64"/>
  <reg name="t3"   bitsize="64" type="int64"/>
  <reg name="t4"   bitsize="64" type="int64"/>
  <reg name="t5"   bitsize="64" type="int64"/>
  <reg name="t6"   bitsize="64" type="int64"/>
  <reg name="t7"   bitsize="64" type="int64"/>
  <reg name="s0"   bitsize="64" type="int64"/>
  <reg name="s1"   bitsize="64" type="int64"/>
  <reg name="s2"   bitsize="64" type="int64"/>
  <reg name="s3"   bitsize="64" type="int64"/>
  <reg name="s4"   bitsize="64" type="int64"/>
  <reg name="s5"   bitsize="64" type="int64"/>
  <reg name="fp"   bitsize="64" type="int64"/>
  <reg name="a0"   bitsize="64" type="int64"/>
  <reg name="a1"   bitsize="64" type="int64"/>
  <reg name="a2"   bitsize="64" type="int64"/>
  <reg name="a3"   bitsize="64" type="int64"/>
  <reg name="a4"   bitsize="64" type="int64"/>
  <reg name="a5"   bitsize="64" type="int64"/>
  <reg name="t8"   bitsize="64" type="int64"/>
  <reg name="t9"   bitsize="64" type="int64"/>
  <reg name="t10"  bitsize="64" type="int64"/>
  <reg name="t11"  bitsize="64" type="int64"/>
  <reg name="ra"   bitsize="64" type="int64"/>
  <reg name="t12"  bitsize="64" type="int64"/>
  <reg name="at"   bitsize="64" type="int64"/>
  <reg name="gp"   bitsize="64" type="data_ptr"/>
  <reg name="sp"   bitsize="64" type="data_ptr"/>
  <reg name="zero" bitsize="64" type="int64" save-restore="no"/>

  <!-- Floating-Point Registers -->
  <reg name="f0"  bitsize="64" type="float" group="float"/>
  <reg name="f1"  bitsize="64" type="float" group="float"/>
  <reg name="f2"  bitsize="64" type="float" group="float"/>
  <reg name="f3"  bitsize="64" type="float" group="float"/>
  <reg name="f4"  bitsize="64" type="float" group="float"/>
  <reg name="f5"  bitsize="64" type="float" group="float"/>
  <reg name="f6"  bitsize="64" type="float" group="float"/>
  <reg name="f7"  bitsize="64" type="float" group="float"/>
  <reg name="f8"  bitsize="64" type="float" group="float"/>
  <reg name="f9"  bitsize="64" type="float" group="float"/>
  <reg name="f10" bitsize="64" type="float" group="float"/>
  <reg name="f11" bitsize="64" type="float" group="float"/>
  <reg name="f12" bitsize="64" type="float" group="float"/>
  <reg name="f13" bitsize="64" type="float" group="float"/>
  <reg name="f14" bitsize="64" type="float" group="float"/>
  <reg name="f15" bitsize="64" type="float" group="float"/>
  <reg name="f16" bitsize="64" type="float" group="float"/>
  <reg name="f17" bitsize="64" type="float" group="float"/>
  <reg name="f18" bitsize="64" type="float" group="float"/>
  <reg name="f19" bitsize="64" type="float" group="float"/>
  <reg name="f20" bitsize="64" type="float" group="float"/>
  <reg name="f21" bitsize="64" type="float" group="float"/>
  <reg name="f22" bitsize="64" type="float" group="float"/>
  <reg name="f23" bitsize="64" type="float" group="float"/>
  <reg name="f24" bitsize="64" type="float" group="float"/>
  <reg name="f25" bitsize="64" type="float" group="float"/>
  <reg name="f26" bitsize="64" type="float" group="float"/>
  <reg name="f27" bitsize="64" type="float" group="float"/>
  <reg name="f28" bitsize="64" type="float" group="float"/>
  <reg name="f29" bitsize="64" type="float" group="float"/>
  <reg name="f30" bitsize="64" type="float" group="float"/>

  <!-- Floating-Point Control Register -->
  <reg name="fpcr" bitsize="64" type="fpcr_flags" group="float"/>

  <!-- Program Counter -->
  <reg name="pc" bitsize="64" type="code_ptr"/>

  <!-- Reserved Index for Former Virtual Register -->
  <reg name="" bitsize="64" type="int64" save-restore="no"/>

  <!-- PALcode Memory Slot -->
  <reg name="unique" bitsize="64" type="int64" group="system"/>
</feature>