gdb/ChangeLog:

2013-09-13  Andreas Arnez  <arnez@linux.vnet.ibm.com>

	* NEWS: Mention TDB support.
	* features/s390-tdb.xml: New file.
	* features/s390-te-linux64.xml: New file.
	* features/s390x-te-linux64.xml: New file.
	* features/Makefile (WHICH): Add new tdescs above.
	(s390-te-linux64-expedite): Set.
	(s390x-te-linux64-expedite): Set.
	* features/s390-te-linux64.c: New file (generated).
	* features/s390x-te-linux64.c: New file (generated).
	* regformats/s390-te-linux64.dat: New file (generated).
	* regformats/s390x-te-linux64.dat: New file (generated).
	* s390-tdep.h (HWCAP_S390_HIGH_GPRS): Define.
	(HWCAP_S390_TE): Likewise.
	(S390_TDB_DWORD0_REGNUM): Likewise.
	(S390_TDB_DWORD0_REGNUM): Likewise.
	(S390_TDB_ABORT_CODE_REGNUM): Likewise.
	(S390_TDB_CONFLICT_TOKEN_REGNUM): Likewise.
	(S390_TDB_ATIA_REGNUM): Likewise.
	(S390_TDB_R0_REGNUM): Likewise.
	(S390_TDB_R1_REGNUM): Likewise.
	(S390_TDB_R2_REGNUM): Likewise.
	(S390_TDB_R3_REGNUM): Likewise.
	(S390_TDB_R4_REGNUM): Likewise.
	(S390_TDB_R5_REGNUM): Likewise.
	(S390_TDB_R6_REGNUM): Likewise.
	(S390_TDB_R7_REGNUM): Likewise.
	(S390_TDB_R8_REGNUM): Likewise.
	(S390_TDB_R9_REGNUM): Likewise.
	(S390_TDB_R10_REGNUM): Likewise.
	(S390_TDB_R11_REGNUM): Likewise.
	(S390_TDB_R12_REGNUM): Likewise.
	(S390_TDB_R13_REGNUM): Likewise.
	(S390_TDB_R14_REGNUM): Likewise.
	(S390_TDB_R15_REGNUM): Likewise.
	(S390_NUM_REGS): Increase.
	(S390_IS_TDBREGSET_REGNUM): New macro.
	(s390_regmap_tdb): Declare.
	(s390_sizeof_tdbregset): Define.
	(tdesc_s390_te_linux64): Declare.
	(tdesc_s390x_te_linux64): Likewise.
	* s390-tdep.c: Add includes for "auxv.h", <elf.h>,
	"features/s390-te-linux64.c", and "features/s390x-te-linux64.c".
	(s390_regmap_tdb): New regmap.
	(s390_supply_tdb_regset): New function.
	(s390_tdb_regset): New regset.
	(s390_linux64v2_regset_sections): Add TDB regset to list.
	(s390x_linux64v2_regset_sections): Likewise.
	(s390_regset_from_core_section): Recognize TDB core note section.
	(s390_core_read_description): If HWCAP indicates TE support,
	select tdesc_s390_te_linux64 or tdesc_s390_s390x_te_linux64.
	(s390_gdbarch_init): Handle TDB regset.
	(_initialize_s390_tdep): Initialize new tdescs.
	* s390-nat.c (HWCAP_S390_HIGH_GPRS): Remove define.
	(have_regset_tdb): New variable.
	(s390_native_supply): Support register invalidation.
	(fetch_regset): Invalidate registers if ptrace yields ENODATA.
	(check_regset): Treat ENODATA as "regset exists".
	(s390_linux_fetch_inferior_registers): Add TDB.
	(s390_read_description): Check for TDB existence and select
	appropriate tdesc.
	* gdbserver/Makefile.in (clean): Add removal of new makefile
	targets.
	(s390-te-linux64.c): New makefile target.
	(s390x-te-linux64.c): Likewise.
	* gdbserver/configure.srv (srv_regobj): Append new objects
	s390-te-linux64.o and s390x-te-linux64.o.
	(srv_xmlfiles): Append new files s390-te-linux64.xml,
	s390x-te-linux64.xml, and s390-tdb.xml.
	* gdbserver/linux-s390-low.c (init_registers_s390_te_linux64): New
	declaration.
	(tdesc_s390_te_linux64): Likewise.
	(init_registers_s390x_te_linux64): Likewise.
	(tdesc_s390x_te_linux64): Likewise.
	(s390_check_regset): Treat ENODATA as "regset exists".
	(s390_arch_setup): Add TDB regset support.
	(initialize_low_arch): Initialize registers for new tdescs.

gdb/doc/ChangeLog:
2013-09-13  Andreas Arnez  <arnez@linux.vnet.ibm.com>

	* gdb.texinfo (Decimal Floating Point format): Mention S/390.
	(Standard Target Features): Add new node to menu.
	(S/390 and System z Features): New node.

gdb/testsuite/ChangeLog:
2013-09-13  Andreas Arnez  <arnez@linux.vnet.ibm.com>

	* gdb.arch/s390-tdbregs.c: New file.
	* gdb.arch/s390-tdbregs.exp: New file.

1 files changed, 118 insertions, 0 deletions

diff --git a/gdb/features/s390-te-linux64.c b/gdb/features/s390-te-linux64.c
new file mode 100644
index 0000000..0a3aedf
--- /dev/null
+++ b/gdb/features/s390-te-linux64.c
@@ -0,0 +1,118 @@
+/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
+  Original: s390-te-linux64.xml */
+
+#include "defs.h"
+#include "osabi.h"
+#include "target-descriptions.h"
+
+struct target_desc *tdesc_s390_te_linux64;
+static void
+initialize_tdesc_s390_te_linux64 (void)
+{
+  struct target_desc *result = allocate_target_description ();
+  struct tdesc_feature *feature;
+
+  set_tdesc_architecture (result, bfd_scan_arch ("s390:31-bit"));
+
+  feature = tdesc_create_feature (result, "org.gnu.gdb.s390.core");
+  tdesc_create_reg (feature, "pswm", 0, 1, "psw", 32, "uint32");
+  tdesc_create_reg (feature, "pswa", 1, 1, "psw", 32, "uint32");
+  tdesc_create_reg (feature, "r0h", 2, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r0l", 3, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r1h", 4, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r1l", 5, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r2h", 6, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r2l", 7, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r3h", 8, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r3l", 9, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r4h", 10, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r4l", 11, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r5h", 12, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r5l", 13, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r6h", 14, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r6l", 15, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r7h", 16, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r7l", 17, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r8h", 18, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r8l", 19, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r9h", 20, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r9l", 21, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r10h", 22, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r10l", 23, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r11h", 24, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r11l", 25, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r12h", 26, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r12l", 27, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r13h", 28, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r13l", 29, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r14h", 30, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r14l", 31, 1, "lower", 32, "uint32");
+  tdesc_create_reg (feature, "r15h", 32, 1, "upper", 32, "uint32");
+  tdesc_create_reg (feature, "r15l", 33, 1, "lower", 32, "uint32");
+
+  feature = tdesc_create_feature (result, "org.gnu.gdb.s390.acr");
+  tdesc_create_reg (feature, "acr0", 34, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr1", 35, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr2", 36, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr3", 37, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr4", 38, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr5", 39, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr6", 40, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr7", 41, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr8", 42, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr9", 43, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr10", 44, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr11", 45, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr12", 46, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr13", 47, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr14", 48, 1, "access", 32, "uint32");
+  tdesc_create_reg (feature, "acr15", 49, 1, "access", 32, "uint32");
+
+  feature = tdesc_create_feature (result, "org.gnu.gdb.s390.fpr");
+  tdesc_create_reg (feature, "fpc", 50, 1, "float", 32, "uint32");
+  tdesc_create_reg (feature, "f0", 51, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f1", 52, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f2", 53, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f3", 54, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f4", 55, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f5", 56, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f6", 57, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f7", 58, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f8", 59, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f9", 60, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f10", 61, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f11", 62, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f12", 63, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f13", 64, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f14", 65, 1, "float", 64, "ieee_double");
+  tdesc_create_reg (feature, "f15", 66, 1, "float", 64, "ieee_double");
+
+  feature = tdesc_create_feature (result, "org.gnu.gdb.s390.linux");
+  tdesc_create_reg (feature, "orig_r2", 67, 1, "system", 32, "uint32");
+  tdesc_create_reg (feature, "last_break", 68, 0, "system", 32, "code_ptr");
+  tdesc_create_reg (feature, "system_call", 69, 1, "system", 32, "uint32");
+
+  feature = tdesc_create_feature (result, "org.gnu.gdb.s390.tdb");
+  tdesc_create_reg (feature, "tdb0", 70, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tac", 71, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tct", 72, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "atia", 73, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr0", 74, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr1", 75, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr2", 76, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr3", 77, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr4", 78, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr5", 79, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr6", 80, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr7", 81, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr8", 82, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr9", 83, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr10", 84, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr11", 85, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr12", 86, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr13", 87, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr14", 88, 1, "tdb", 64, "uint64");
+  tdesc_create_reg (feature, "tr15", 89, 1, "tdb", 64, "uint64");
+
+  tdesc_s390_te_linux64 = result;
+}