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diff --git a/share/doc/gdb/S_002f390-and-System-z-Features.html b/share/doc/gdb/S_002f390-and-System-z-Features.html new file mode 100644 index 0000000..156411e --- /dev/null +++ b/share/doc/gdb/S_002f390-and-System-z-Features.html @@ -0,0 +1,128 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<html> +<!-- Copyright (C) 1988-2023 Free Software Foundation, Inc. + +Permission is granted to copy, distribute and/or modify this document +under the terms of the GNU Free Documentation License, Version 1.3 or +any later version published by the Free Software Foundation; with the +Invariant Sections being "Free Software" and "Free Software Needs +Free Documentation", with the Front-Cover Texts being "A GNU Manual," +and with the Back-Cover Texts as in (a) below. + +(a) The FSF's Back-Cover Text is: "You are free to copy and modify +this GNU Manual. Buying copies from GNU Press supports the FSF in +developing GNU and promoting software freedom." --> +<!-- Created by GNU Texinfo 5.1, http://www.gnu.org/software/texinfo/ --> +<head> +<title>Debugging with GDB: S/390 and System z Features</title> + +<meta name="description" content="Debugging with GDB: S/390 and System z Features"> +<meta name="keywords" content="Debugging with GDB: S/390 and System z Features"> +<meta name="resource-type" content="document"> +<meta name="distribution" content="global"> +<meta name="Generator" content="makeinfo"> +<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> +<link href="index.html#Top" rel="start" title="Top"> +<link href="Concept-Index.html#Concept-Index" rel="index" title="Concept Index"> +<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> +<link href="Standard-Target-Features.html#Standard-Target-Features" rel="up" title="Standard Target Features"> +<link href="Sparc-Features.html#Sparc-Features" rel="next" title="Sparc Features"> +<link href="RX-Features.html#RX-Features" rel="previous" title="RX Features"> +<style type="text/css"> +<!-- +a.summary-letter {text-decoration: none} +blockquote.smallquotation {font-size: smaller} +div.display {margin-left: 3.2em} +div.example {margin-left: 3.2em} +div.indentedblock {margin-left: 3.2em} +div.lisp {margin-left: 3.2em} +div.smalldisplay {margin-left: 3.2em} +div.smallexample {margin-left: 3.2em} +div.smallindentedblock {margin-left: 3.2em; font-size: smaller} +div.smalllisp {margin-left: 3.2em} +kbd {font-style:oblique} +pre.display {font-family: inherit} +pre.format {font-family: inherit} +pre.menu-comment {font-family: serif} +pre.menu-preformatted {font-family: serif} +pre.smalldisplay {font-family: inherit; font-size: smaller} +pre.smallexample {font-size: smaller} +pre.smallformat {font-family: inherit; font-size: smaller} +pre.smalllisp {font-size: smaller} +span.nocodebreak {white-space:nowrap} +span.nolinebreak {white-space:nowrap} +span.roman {font-family:serif; font-weight:normal} +span.sansserif {font-family:sans-serif; font-weight:normal} +ul.no-bullet {list-style: none} +--> +</style> + + +</head> + +<body lang="en" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000"> +<a name="S_002f390-and-System-z-Features"></a> +<div class="header"> +<p> +Next: <a href="Sparc-Features.html#Sparc-Features" accesskey="n" rel="next">Sparc Features</a>, Previous: <a href="RX-Features.html#RX-Features" accesskey="p" rel="previous">RX Features</a>, Up: <a href="Standard-Target-Features.html#Standard-Target-Features" accesskey="u" rel="up">Standard Target Features</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Concept-Index.html#Concept-Index" title="Index" rel="index">Index</a>]</p> +</div> +<hr> +<a name="S_002f390-and-System-z-Features-1"></a> +<h4 class="subsection">G.5.15 S/390 and System z Features</h4> +<a name="index-target-descriptions_002c-S_002f390-features"></a> +<a name="index-target-descriptions_002c-System-z-features"></a> + +<p>The ‘<samp>org.gnu.gdb.s390.core</samp>’ feature is required for S/390 and +System z targets. It should contain the PSW and the 16 general +registers. In particular, System z targets should provide the 64-bit +registers ‘<samp>pswm</samp>’, ‘<samp>pswa</samp>’, and ‘<samp>r0</samp>’ through ‘<samp>r15</samp>’. +S/390 targets should provide the 32-bit versions of these registers. +A System z target that runs in 31-bit addressing mode should provide +32-bit versions of ‘<samp>pswm</samp>’ and ‘<samp>pswa</samp>’, as well as the general +register’s upper halves ‘<samp>r0h</samp>’ through ‘<samp>r15h</samp>’, and their +lower halves ‘<samp>r0l</samp>’ through ‘<samp>r15l</samp>’. +</p> +<p>The ‘<samp>org.gnu.gdb.s390.fpr</samp>’ feature is required. It should +contain the 64-bit registers ‘<samp>f0</samp>’ through ‘<samp>f15</samp>’, and +‘<samp>fpc</samp>’. +</p> +<p>The ‘<samp>org.gnu.gdb.s390.acr</samp>’ feature is required. It should +contain the 32-bit registers ‘<samp>acr0</samp>’ through ‘<samp>acr15</samp>’. +</p> +<p>The ‘<samp>org.gnu.gdb.s390.linux</samp>’ feature is optional. It should +contain the register ‘<samp>orig_r2</samp>’, which is 64-bit wide on System z +targets and 32-bit otherwise. In addition, the feature may contain +the ‘<samp>last_break</samp>’ register, whose width depends on the addressing +mode, as well as the ‘<samp>system_call</samp>’ register, which is always +32-bit wide. +</p> +<p>The ‘<samp>org.gnu.gdb.s390.tdb</samp>’ feature is optional. It should +contain the 64-bit registers ‘<samp>tdb0</samp>’, ‘<samp>tac</samp>’, ‘<samp>tct</samp>’, +‘<samp>atia</samp>’, and ‘<samp>tr0</samp>’ through ‘<samp>tr15</samp>’. +</p> +<p>The ‘<samp>org.gnu.gdb.s390.vx</samp>’ feature is optional. It should contain +64-bit wide registers ‘<samp>v0l</samp>’ through ‘<samp>v15l</samp>’, which will be +combined by <small>GDB</small> with the floating point registers ‘<samp>f0</samp>’ +through ‘<samp>f15</samp>’ to present the 128-bit wide vector registers +‘<samp>v0</samp>’ through ‘<samp>v15</samp>’. In addition, this feature should +contain the 128-bit wide vector registers ‘<samp>v16</samp>’ through +‘<samp>v31</samp>’. +</p> +<p>The ‘<samp>org.gnu.gdb.s390.gs</samp>’ feature is optional. It should contain +the 64-bit wide guarded-storage-control registers ‘<samp>gsd</samp>’, +‘<samp>gssm</samp>’, and ‘<samp>gsepla</samp>’. +</p> +<p>The ‘<samp>org.gnu.gdb.s390.gsbc</samp>’ feature is optional. It should contain +the 64-bit wide guarded-storage broadcast control registers +‘<samp>bc_gsd</samp>’, ‘<samp>bc_gssm</samp>’, and ‘<samp>bc_gsepla</samp>’. +</p> +<hr> +<div class="header"> +<p> +Next: <a href="Sparc-Features.html#Sparc-Features" accesskey="n" rel="next">Sparc Features</a>, Previous: <a href="RX-Features.html#RX-Features" accesskey="p" rel="previous">RX Features</a>, Up: <a href="Standard-Target-Features.html#Standard-Target-Features" accesskey="u" rel="up">Standard Target Features</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Concept-Index.html#Concept-Index" title="Index" rel="index">Index</a>]</p> +</div> + + + +</body> +</html> |