gdb-3.1

1 files changed, 116 insertions, 1 deletions

diff --git a/gdb/sparc-opcode.h b/gdb/sparc-opcode.h
index 1122142..f20a209 100644
--- a/gdb/sparc-opcode.h
+++ b/gdb/sparc-opcode.h
@@ -1 +1,116 @@
-/* This file is empty.  */
+/* Sparc opcde list for GDB, the GNU debugger.
+   Copyright (C) 1986, 1987 Free Software Foundation, Inc.
+   Contributed by Michael Tiemann (tiemann@mcc.com)
+
+GDB is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY.  No author or distributor accepts responsibility to anyone
+for the consequences of using it or for whether it serves any
+particular purpose or works at all, unless he says so in writing.
+Refer to the GDB General Public License for full details.
+
+Everyone is granted permission to copy, modify and redistribute GDB,
+but only under the conditions described in the GDB General Public
+License.  A copy of this license is supposed to have been given to you
+along with GDB so you can know your rights and responsibilities.  It
+should be in a file named COPYING.  Among other things, the copyright
+notice and this notice must be preserved on all copies.
+
+In other words, go ahead and share GDB, but don't try to stop
+anyone else from sharing it farther.  Help stamp out software hoarding!
+*/
+
+struct op1_fmt
+{
+  unsigned op1 : 2;
+  unsigned dummy : 30;
+};
+
+struct op2_fmt
+{
+  unsigned dummy1 : 7;
+  unsigned op2 : 3;
+  unsigned dummy2 : 22;
+};
+
+struct op3_fmt
+{
+  unsigned dummy1 : 7;
+  unsigned op3 : 6;
+  unsigned dummy2 : 19;
+};
+
+struct call_fmt
+{
+  unsigned op : 2;
+  unsigned disp : 30;
+};
+
+struct sethi_fmt
+{
+  unsigned op : 2;
+  unsigned rd : 5;
+  unsigned op2 : 3;
+  unsigned imm : 22;
+};
+
+struct branch_fmt
+{
+  unsigned op : 2;
+  unsigned a : 1;
+  unsigned cond : 4;
+  unsigned op2 : 3;
+  unsigned disp : 22;		/* this should really be signed.  */
+};
+
+struct ldst_fmt
+{
+  unsigned op : 2;
+  unsigned rd : 5;
+  unsigned op3 : 6;
+  unsigned rs1 : 5;
+  unsigned i : 1;
+  unsigned asi : 8;
+  unsigned rs2 : 5;
+};
+
+struct arith_imm_fmt
+{
+  unsigned op : 2;
+  unsigned rd : 5;
+  unsigned op3 : 6;
+  unsigned rs1 : 5;
+  unsigned i : 1;
+  int simm : 13;		/* Hopefully signed, but . . . */
+};
+
+struct arith_fmt
+{
+  unsigned op : 2;
+  unsigned rd : 5;
+  unsigned op3 : 6;
+  unsigned rs1 : 5;
+  unsigned i : 1;
+  unsigned opf : 8;
+  unsigned rs2 : 5;
+};
+
+union insn_fmt
+{
+  struct op1_fmt op1;
+  struct op2_fmt op2;
+  struct op3_fmt op3;
+  struct call_fmt call;
+  struct sethi_fmt sethi;
+  struct branch_fmt branch;
+  struct ldst_fmt ldst;
+  struct arith_imm_fmt arith_imm;
+  struct arith_fmt arith;
+  int intval;
+  float floatval;		/* ?? */
+};
+
+typedef enum
+{
+  Error, not_branch, bicc, bicca, ba, baa, ticc, ta,
+} branch_type;
+