* Makefile.in (mips-tdep.o): Update.

	* mips-tdep.c (struct register_alias, mips_o32_aliases)
	(mips_n32_n64_aliases, mips_register_aliases): New.
	(mips_register_name): Call tdesc_register_name.
	(mips_tdesc_register_reggroup_p): New.
	(mips_pseudo_register_type, value_of_mips_user_reg): New.
	(mips_gdbarch_init): Add target-described register support.
	Register aliases for register names.
	* target-descriptions.c (tdesc_register_name): Make global.
	(tdesc_register_in_reggroup_p): New function, broken out from
	tdesc_register_reggroup_p.
	(tdesc_register_reggroup_p): Use it.
	* target-descriptions.h (tdesc_register_name)
	(tdesc_register_in_reggroup_p): New prototypes.
	* NEWS: Correct formatting.  Mention MIPS register support.
	* features/mips-cp0.xml, features/mips-fpu.xml,
	features/mips64-cp0.xml, gdb/features/mips64-fpu.xml, mips-cpu.xml,
	features/mips64-cpu.xml: New files.

	* gdb.xml/tdesc-regs.exp: Add MIPS support.  Allow multiple
	required features to be included.

	* gdb.texinfo (MIPS Features): New subsection.

6 files changed, 208 insertions, 0 deletions

diff --git a/gdb/features/mips-cp0.xml b/gdb/features/mips-cp0.xml
new file mode 100644
index 00000000000..67c32502d97
--- /dev/null
+++ b/gdb/features/mips-cp0.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0"?>
+<!-- Copyright (C) 2007 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.mips.cp0">
+  <reg name="status" bitsize="32" regnum="32"/>
+  <reg name="badvaddr" bitsize="32" regnum="35"/>
+  <reg name="cause" bitsize="32" regnum="36"/>
+</feature>
diff --git a/gdb/features/mips-cpu.xml b/gdb/features/mips-cpu.xml
new file mode 100644
index 00000000000..ea285dd9f74
--- /dev/null
+++ b/gdb/features/mips-cpu.xml
@@ -0,0 +1,46 @@
+<?xml version="1.0"?>
+<!-- Copyright (C) 2007 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.mips.cpu">
+  <reg name="r0" bitsize="32"/>
+  <reg name="r1" bitsize="32"/>
+  <reg name="r2" bitsize="32"/>
+  <reg name="r3" bitsize="32"/>
+  <reg name="r4" bitsize="32"/>
+  <reg name="r5" bitsize="32"/>
+  <reg name="r6" bitsize="32"/>
+  <reg name="r7" bitsize="32"/>
+  <reg name="r8" bitsize="32"/>
+  <reg name="r9" bitsize="32"/>
+  <reg name="r10" bitsize="32"/>
+  <reg name="r11" bitsize="32"/>
+  <reg name="r12" bitsize="32"/>
+  <reg name="r13" bitsize="32"/>
+  <reg name="r14" bitsize="32"/>
+  <reg name="r15" bitsize="32"/>
+  <reg name="r16" bitsize="32"/>
+  <reg name="r17" bitsize="32"/>
+  <reg name="r18" bitsize="32"/>
+  <reg name="r19" bitsize="32"/>
+  <reg name="r20" bitsize="32"/>
+  <reg name="r21" bitsize="32"/>
+  <reg name="r22" bitsize="32"/>
+  <reg name="r23" bitsize="32"/>
+  <reg name="r24" bitsize="32"/>
+  <reg name="r25" bitsize="32"/>
+  <reg name="r26" bitsize="32"/>
+  <reg name="r27" bitsize="32"/>
+  <reg name="r28" bitsize="32"/>
+  <reg name="r29" bitsize="32"/>
+  <reg name="r30" bitsize="32"/>
+  <reg name="r31" bitsize="32"/>
+
+  <reg name="lo" bitsize="32" regnum="33"/>
+  <reg name="hi" bitsize="32" regnum="34"/>
+  <reg name="pc" bitsize="32" regnum="37"/>
+</feature>
diff --git a/gdb/features/mips-fpu.xml b/gdb/features/mips-fpu.xml
new file mode 100644
index 00000000000..6fb5452086c
--- /dev/null
+++ b/gdb/features/mips-fpu.xml
@@ -0,0 +1,45 @@
+<?xml version="1.0"?>
+<!-- Copyright (C) 2007 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.mips.fpu">
+  <reg name="f0" bitsize="32" type="ieee_single"/>
+  <reg name="f1" bitsize="32" type="ieee_single"/>
+  <reg name="f2" bitsize="32" type="ieee_single"/>
+  <reg name="f3" bitsize="32" type="ieee_single"/>
+  <reg name="f4" bitsize="32" type="ieee_single"/>
+  <reg name="f5" bitsize="32" type="ieee_single"/>
+  <reg name="f6" bitsize="32" type="ieee_single"/>
+  <reg name="f7" bitsize="32" type="ieee_single"/>
+  <reg name="f8" bitsize="32" type="ieee_single"/>
+  <reg name="f9" bitsize="32" type="ieee_single"/>
+  <reg name="f10" bitsize="32" type="ieee_single"/>
+  <reg name="f11" bitsize="32" type="ieee_single"/>
+  <reg name="f12" bitsize="32" type="ieee_single"/>
+  <reg name="f13" bitsize="32" type="ieee_single"/>
+  <reg name="f14" bitsize="32" type="ieee_single"/>
+  <reg name="f15" bitsize="32" type="ieee_single"/>
+  <reg name="f16" bitsize="32" type="ieee_single"/>
+  <reg name="f17" bitsize="32" type="ieee_single"/>
+  <reg name="f18" bitsize="32" type="ieee_single"/>
+  <reg name="f19" bitsize="32" type="ieee_single"/>
+  <reg name="f20" bitsize="32" type="ieee_single"/>
+  <reg name="f21" bitsize="32" type="ieee_single"/>
+  <reg name="f22" bitsize="32" type="ieee_single"/>
+  <reg name="f23" bitsize="32" type="ieee_single"/>
+  <reg name="f24" bitsize="32" type="ieee_single"/>
+  <reg name="f25" bitsize="32" type="ieee_single"/>
+  <reg name="f26" bitsize="32" type="ieee_single"/>
+  <reg name="f27" bitsize="32" type="ieee_single"/>
+  <reg name="f28" bitsize="32" type="ieee_single"/>
+  <reg name="f29" bitsize="32" type="ieee_single"/>
+  <reg name="f30" bitsize="32" type="ieee_single"/>
+  <reg name="f31" bitsize="32" type="ieee_single"/>
+
+  <reg name="fcsr" bitsize="32" group="float"/>
+  <reg name="fir" bitsize="32" group="float"/>
+</feature>
diff --git a/gdb/features/mips64-cp0.xml b/gdb/features/mips64-cp0.xml
new file mode 100644
index 00000000000..ba75c9dfbc6
--- /dev/null
+++ b/gdb/features/mips64-cp0.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0"?>
+<!-- Copyright (C) 2007 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.mips.cp0">
+  <reg name="status" bitsize="64" regnum="32"/>
+  <reg name="badvaddr" bitsize="64" regnum="35"/>
+  <reg name="cause" bitsize="64" regnum="36"/>
+</feature>
diff --git a/gdb/features/mips64-cpu.xml b/gdb/features/mips64-cpu.xml
new file mode 100644
index 00000000000..13e647150f9
--- /dev/null
+++ b/gdb/features/mips64-cpu.xml
@@ -0,0 +1,46 @@
+<?xml version="1.0"?>
+<!-- Copyright (C) 2007 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.mips.cpu">
+  <reg name="r0" bitsize="64"/>
+  <reg name="r1" bitsize="64"/>
+  <reg name="r2" bitsize="64"/>
+  <reg name="r3" bitsize="64"/>
+  <reg name="r4" bitsize="64"/>
+  <reg name="r5" bitsize="64"/>
+  <reg name="r6" bitsize="64"/>
+  <reg name="r7" bitsize="64"/>
+  <reg name="r8" bitsize="64"/>
+  <reg name="r9" bitsize="64"/>
+  <reg name="r10" bitsize="64"/>
+  <reg name="r11" bitsize="64"/>
+  <reg name="r12" bitsize="64"/>
+  <reg name="r13" bitsize="64"/>
+  <reg name="r14" bitsize="64"/>
+  <reg name="r15" bitsize="64"/>
+  <reg name="r16" bitsize="64"/>
+  <reg name="r17" bitsize="64"/>
+  <reg name="r18" bitsize="64"/>
+  <reg name="r19" bitsize="64"/>
+  <reg name="r20" bitsize="64"/>
+  <reg name="r21" bitsize="64"/>
+  <reg name="r22" bitsize="64"/>
+  <reg name="r23" bitsize="64"/>
+  <reg name="r24" bitsize="64"/>
+  <reg name="r25" bitsize="64"/>
+  <reg name="r26" bitsize="64"/>
+  <reg name="r27" bitsize="64"/>
+  <reg name="r28" bitsize="64"/>
+  <reg name="r29" bitsize="64"/>
+  <reg name="r30" bitsize="64"/>
+  <reg name="r31" bitsize="64"/>
+
+  <reg name="lo" bitsize="64" regnum="33"/>
+  <reg name="hi" bitsize="64" regnum="34"/>
+  <reg name="pc" bitsize="64" regnum="37"/>
+</feature>
diff --git a/gdb/features/mips64-fpu.xml b/gdb/features/mips64-fpu.xml
new file mode 100644
index 00000000000..f79d33fe883
--- /dev/null
+++ b/gdb/features/mips64-fpu.xml
@@ -0,0 +1,45 @@
+<?xml version="1.0"?>
+<!-- Copyright (C) 2007 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.mips.fpu">
+  <reg name="f0" bitsize="64" type="ieee_double"/>
+  <reg name="f1" bitsize="64" type="ieee_double"/>
+  <reg name="f2" bitsize="64" type="ieee_double"/>
+  <reg name="f3" bitsize="64" type="ieee_double"/>
+  <reg name="f4" bitsize="64" type="ieee_double"/>
+  <reg name="f5" bitsize="64" type="ieee_double"/>
+  <reg name="f6" bitsize="64" type="ieee_double"/>
+  <reg name="f7" bitsize="64" type="ieee_double"/>
+  <reg name="f8" bitsize="64" type="ieee_double"/>
+  <reg name="f9" bitsize="64" type="ieee_double"/>
+  <reg name="f10" bitsize="64" type="ieee_double"/>
+  <reg name="f11" bitsize="64" type="ieee_double"/>
+  <reg name="f12" bitsize="64" type="ieee_double"/>
+  <reg name="f13" bitsize="64" type="ieee_double"/>
+  <reg name="f14" bitsize="64" type="ieee_double"/>
+  <reg name="f15" bitsize="64" type="ieee_double"/>
+  <reg name="f16" bitsize="64" type="ieee_double"/>
+  <reg name="f17" bitsize="64" type="ieee_double"/>
+  <reg name="f18" bitsize="64" type="ieee_double"/>
+  <reg name="f19" bitsize="64" type="ieee_double"/>
+  <reg name="f20" bitsize="64" type="ieee_double"/>
+  <reg name="f21" bitsize="64" type="ieee_double"/>
+  <reg name="f22" bitsize="64" type="ieee_double"/>
+  <reg name="f23" bitsize="64" type="ieee_double"/>
+  <reg name="f24" bitsize="64" type="ieee_double"/>
+  <reg name="f25" bitsize="64" type="ieee_double"/>
+  <reg name="f26" bitsize="64" type="ieee_double"/>
+  <reg name="f27" bitsize="64" type="ieee_double"/>
+  <reg name="f28" bitsize="64" type="ieee_double"/>
+  <reg name="f29" bitsize="64" type="ieee_double"/>
+  <reg name="f30" bitsize="64" type="ieee_double"/>
+  <reg name="f31" bitsize="64" type="ieee_double"/>
+
+  <reg name="fcsr" bitsize="64" group="float"/>
+  <reg name="fir" bitsize="64" group="float"/>
+</feature>