* Makefile.in (arm_linux_tdep_h): New variable.

	(arm-linux-nat.o, arm-linux-tdep.o): Update.
	* arm-linux-nat.c: Include "arm-linux-tdep.h".
	(typeNone, typeSingle, typeDouble, typeExtended)
	(FPWORDS, ARM_CPSR_REGNUM, FPREG, FPA11)
	(fetch_nwfpe_single, fetch_nwfpe_double, fetch_nwfpe_none)
	(fetch_nwfpe_extended, fetch_nwfpe_register, store_nwfpe_single)
	(store_nwfpe_double, store_nwfpe_extended, store_nwfpe_register):
	Delete.
	(fetch_fpregister, fetch_fpregs, store_fpregister, store_fpregs):
	Use gdb_byte buffers, NWFPE_FPSR_OFFSET, supply_nwfpe_register,
	and collect_nwfpe_register.
	(fill_gregset, supply_gregset, fill_fpregset, supply_fpregset): Use
	new regset functions.
	* arm-linux-tdep.c: Include "regset.h" and "arm-linux-tdep.h".
	(arm_apcs_32): New declaration.
	(ARM_LINUX_SIZEOF_GREGSET, arm_linux_supply_gregset)
	(arm_linux_collect_gregset, typeNone, typeSingle, typeDouble)
	(typeExtended, supply_nwfpe_register, collect_nwfpe_register)
	(arm_linux_supply_nwfpe, arm_linux_collect_nwfpe)
	(arm_linux_regset_from_core_section): New.
	(arm_linux_init_abi): Register arm_linux_regset_from_core_section.
	* arm-linux-tdep.h: New file.
	* arm-tdep.h (struct regset): Declare.
	(struct gdbarch_tdep): Add gregset, fpregset members.
	* config/arm/linux.mh (NATDEPFILES): Remove corelow.o and
	core-regset.o.
	* config/arm/linux.mt (TDEPFILES): Add corelow.o.

1 files changed, 62 insertions, 0 deletions

diff --git a/gdb/arm-linux-tdep.h b/gdb/arm-linux-tdep.h
new file mode 100644
index 00000000000..31d6ba03fc9
--- /dev/null
+++ b/gdb/arm-linux-tdep.h
@@ -0,0 +1,62 @@
+/* GNU/Linux on ARM target support, prototypes.
+
+   Copyright (C) 2006
+   Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.  */
+
+struct regset;
+struct regcache;
+
+#define		ARM_CPSR_REGNUM		16
+
+#define ARM_LINUX_SIZEOF_NWFPE (8 * FP_REGISTER_SIZE \
+				+ 2 * INT_REGISTER_SIZE \
+				+ 8 + INT_REGISTER_SIZE)
+
+/* Support for register format used by the NWFPE FPA emulator.  Each
+   register takes three words, where either the first one, two, or
+   three hold a single, double, or extended precision value (depending
+   on the corresponding tag).  The register set is eight registers,
+   followed by the fpsr and fpcr, followed by eight tag bytes, and a
+   final word flag which indicates whether NWFPE has been
+   initialized.  */
+
+#define NWFPE_FPSR_OFFSET (8 * FP_REGISTER_SIZE)
+#define NWFPE_FPCR_OFFSET (NWFPE_FPSR_OFFSET + INT_REGISTER_SIZE)
+#define NWFPE_TAGS_OFFSET (NWFPE_FPCR_OFFSET + INT_REGISTER_SIZE)
+#define NWFPE_INITFLAG_OFFSET (NWFPE_TAGS_OFFSET + 8)
+
+void arm_linux_supply_gregset (const struct regset *regset,
+			       struct regcache *regcache,
+			       int regnum, const void *gregs_buf, size_t len);
+void arm_linux_collect_gregset (const struct regset *regset,
+				const struct regcache *regcache,
+				int regnum, void *gregs_buf, size_t len);
+
+void supply_nwfpe_register (struct regcache *regcache, int regno,
+			    const gdb_byte *regs);
+void collect_nwfpe_register (const struct regcache *regcache, int regno,
+			     gdb_byte *regs);
+
+void arm_linux_supply_nwfpe (const struct regset *regset,
+			     struct regcache *regcache,
+			     int regnum, const void *regs_buf, size_t len);
+void arm_linux_collect_nwfpe (const struct regset *regset,
+			      const struct regcache *regcache,
+			      int regnum, void *regs_buf, size_t len);