S390: Add guarded-storage register definitions and tdescs

Newer Linux kernel versions offer two new register sets in support of the
z/Architecture's guarded storage facility.  This patch adds XML
descriptions and the respective autogenerated .c and .dat files for
s390/s390x targets with this feature.

gdb/ChangeLog:

	* features/s390-gs-linux64.xml: New file.
	* features/s390-gs.xml: New file.
	* features/s390-gsbc.xml: New file.
	* features/s390x-gs-linux64.xml: New file.
	* features/Makefile (WHICH): Add s390-gs-linux64 and
	s390x-gs-linux64.
	(s390-gs-linux64-expedite, s390x-gs-linux64-expedite): New macros.
	(XMLTOC): Add s390-gs-linux64.xml and s390x-linux64.xml.
	* features/s390-gs-linux64.c: New generated file.
	* features/s390x-gs-linux64.c: New file.
	* regformats/s390-gs-linux64.dat: New file.
	* regformats/s390x-gs-linux64.dat: New file.

2 files changed, 250 insertions, 0 deletions

diff --git a/gdb/regformats/s390-gs-linux64.dat b/gdb/regformats/s390-gs-linux64.dat
new file mode 100644
index 00000000000..130c8ecc026
--- /dev/null
+++ b/gdb/regformats/s390-gs-linux64.dat
@@ -0,0 +1,133 @@
+# THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi :set ro:
+# Generated from: s390-gs-linux64.xml
+name:s390_gs_linux64
+xmltarget:s390-gs-linux64.xml
+expedite:r14,r15,pswa
+32:pswm
+32:pswa
+32:r0h
+32:r0l
+32:r1h
+32:r1l
+32:r2h
+32:r2l
+32:r3h
+32:r3l
+32:r4h
+32:r4l
+32:r5h
+32:r5l
+32:r6h
+32:r6l
+32:r7h
+32:r7l
+32:r8h
+32:r8l
+32:r9h
+32:r9l
+32:r10h
+32:r10l
+32:r11h
+32:r11l
+32:r12h
+32:r12l
+32:r13h
+32:r13l
+32:r14h
+32:r14l
+32:r15h
+32:r15l
+32:acr0
+32:acr1
+32:acr2
+32:acr3
+32:acr4
+32:acr5
+32:acr6
+32:acr7
+32:acr8
+32:acr9
+32:acr10
+32:acr11
+32:acr12
+32:acr13
+32:acr14
+32:acr15
+32:fpc
+64:f0
+64:f1
+64:f2
+64:f3
+64:f4
+64:f5
+64:f6
+64:f7
+64:f8
+64:f9
+64:f10
+64:f11
+64:f12
+64:f13
+64:f14
+64:f15
+32:orig_r2
+32:last_break
+32:system_call
+64:tdb0
+64:tac
+64:tct
+64:atia
+64:tr0
+64:tr1
+64:tr2
+64:tr3
+64:tr4
+64:tr5
+64:tr6
+64:tr7
+64:tr8
+64:tr9
+64:tr10
+64:tr11
+64:tr12
+64:tr13
+64:tr14
+64:tr15
+64:v0l
+64:v1l
+64:v2l
+64:v3l
+64:v4l
+64:v5l
+64:v6l
+64:v7l
+64:v8l
+64:v9l
+64:v10l
+64:v11l
+64:v12l
+64:v13l
+64:v14l
+64:v15l
+128:v16
+128:v17
+128:v18
+128:v19
+128:v20
+128:v21
+128:v22
+128:v23
+128:v24
+128:v25
+128:v26
+128:v27
+128:v28
+128:v29
+128:v30
+128:v31
+64:gsd
+64:gssm
+64:gsepla
+64:bc_gsd
+64:bc_gssm
+64:bc_gsepla
diff --git a/gdb/regformats/s390x-gs-linux64.dat b/gdb/regformats/s390x-gs-linux64.dat
new file mode 100644
index 00000000000..8cd57515e51
--- /dev/null
+++ b/gdb/regformats/s390x-gs-linux64.dat
@@ -0,0 +1,117 @@
+# THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi :set ro:
+# Generated from: s390x-gs-linux64.xml
+name:s390x_gs_linux64
+xmltarget:s390x-gs-linux64.xml
+expedite:r14,r15,pswa
+64:pswm
+64:pswa
+64:r0
+64:r1
+64:r2
+64:r3
+64:r4
+64:r5
+64:r6
+64:r7
+64:r8
+64:r9
+64:r10
+64:r11
+64:r12
+64:r13
+64:r14
+64:r15
+32:acr0
+32:acr1
+32:acr2
+32:acr3
+32:acr4
+32:acr5
+32:acr6
+32:acr7
+32:acr8
+32:acr9
+32:acr10
+32:acr11
+32:acr12
+32:acr13
+32:acr14
+32:acr15
+32:fpc
+64:f0
+64:f1
+64:f2
+64:f3
+64:f4
+64:f5
+64:f6
+64:f7
+64:f8
+64:f9
+64:f10
+64:f11
+64:f12
+64:f13
+64:f14
+64:f15
+64:orig_r2
+64:last_break
+32:system_call
+64:tdb0
+64:tac
+64:tct
+64:atia
+64:tr0
+64:tr1
+64:tr2
+64:tr3
+64:tr4
+64:tr5
+64:tr6
+64:tr7
+64:tr8
+64:tr9
+64:tr10
+64:tr11
+64:tr12
+64:tr13
+64:tr14
+64:tr15
+64:v0l
+64:v1l
+64:v2l
+64:v3l
+64:v4l
+64:v5l
+64:v6l
+64:v7l
+64:v8l
+64:v9l
+64:v10l
+64:v11l
+64:v12l
+64:v13l
+64:v14l
+64:v15l
+128:v16
+128:v17
+128:v18
+128:v19
+128:v20
+128:v21
+128:v22
+128:v23
+128:v24
+128:v25
+128:v26
+128:v27
+128:v28
+128:v29
+128:v30
+128:v31
+64:gsd
+64:gssm
+64:gsepla
+64:bc_gsd
+64:bc_gssm
+64:bc_gsepla