gdb: bfin: new port

Initial support for Blackfin processors.  This supports the standard ABI.

Signed-off-by: Jie Zhang <jie.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 102 insertions, 0 deletions

diff --git a/gdb/bfin-tdep.h b/gdb/bfin-tdep.h
new file mode 100644
index 00000000000..ecc46d20523
--- /dev/null
+++ b/gdb/bfin-tdep.h
@@ -0,0 +1,102 @@
+/* Target-dependent code for Analog Devices Blackfin processor, for GDB.
+
+   Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010
+   Free Software Foundation, Inc.
+
+   Contributed by Analog Devices, 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 3 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, see <http://www.gnu.org/licenses/>.  */
+
+enum gdb_regnum {
+  /* Core Registers */
+  BFIN_R0_REGNUM = 0,
+  BFIN_R1_REGNUM,
+  BFIN_R2_REGNUM,
+  BFIN_R3_REGNUM,
+  BFIN_R4_REGNUM,
+  BFIN_R5_REGNUM,
+  BFIN_R6_REGNUM,
+  BFIN_R7_REGNUM,
+  BFIN_P0_REGNUM,
+  BFIN_P1_REGNUM,
+  BFIN_P2_REGNUM,
+  BFIN_P3_REGNUM,
+  BFIN_P4_REGNUM,
+  BFIN_P5_REGNUM,
+  BFIN_SP_REGNUM,
+  BFIN_FP_REGNUM,
+  BFIN_I0_REGNUM,
+  BFIN_I1_REGNUM,
+  BFIN_I2_REGNUM,
+  BFIN_I3_REGNUM,
+  BFIN_M0_REGNUM,
+  BFIN_M1_REGNUM,
+  BFIN_M2_REGNUM,
+  BFIN_M3_REGNUM,
+  BFIN_B0_REGNUM,
+  BFIN_B1_REGNUM,
+  BFIN_B2_REGNUM,
+  BFIN_B3_REGNUM,
+  BFIN_L0_REGNUM,
+  BFIN_L1_REGNUM,
+  BFIN_L2_REGNUM,
+  BFIN_L3_REGNUM,
+  BFIN_A0_DOT_X_REGNUM,
+  BFIN_AO_DOT_W_REGNUM,
+  BFIN_A1_DOT_X_REGNUM,
+  BFIN_A1_DOT_W_REGNUM,
+  BFIN_ASTAT_REGNUM,
+  BFIN_RETS_REGNUM,
+  BFIN_LC0_REGNUM,
+  BFIN_LT0_REGNUM,
+  BFIN_LB0_REGNUM,
+  BFIN_LC1_REGNUM,
+  BFIN_LT1_REGNUM,
+  BFIN_LB1_REGNUM,
+  BFIN_CYCLES_REGNUM,
+  BFIN_CYCLES2_REGNUM,
+  BFIN_USP_REGNUM,
+  BFIN_SEQSTAT_REGNUM,
+  BFIN_SYSCFG_REGNUM,
+  BFIN_RETI_REGNUM,
+  BFIN_RETX_REGNUM,
+  BFIN_RETN_REGNUM,
+  BFIN_RETE_REGNUM,
+
+  /* Pseudo Registers managed remotely.  */
+  BFIN_PC_REGNUM,
+
+  /* Pseudo Registers managed locally.  */
+  BFIN_CC_REGNUM
+};
+#define BFIN_NUM_REGS (BFIN_PC_REGNUM + 1)
+#define BFIN_NUM_PSEUDO_REGS (1)
+
+/* The ABIs for Blackfin.  */
+enum bfin_abi
+{
+  BFIN_ABI_FLAT
+};
+
+/* Target-dependent structure in gdbarch.  */
+struct gdbarch_tdep
+{
+  /* Which ABI is in use?  */
+  enum bfin_abi bfin_abi;
+};
+
+/* Return the Blackfin ABI associated with GDBARCH.  */
+extern enum bfin_abi bfin_abi (struct gdbarch *gdbarch);