Initial creation of sourceware repositorygdb-4_18-branchpoint

1 files changed, 45 insertions, 0 deletions

diff --git a/gdb/config/mips/tm-mipsv4.h b/gdb/config/mips/tm-mipsv4.h
new file mode 100644
index 0000000..dd7aaa1
--- /dev/null
+++ b/gdb/config/mips/tm-mipsv4.h
@@ -0,0 +1,45 @@
+/* Target machine description for MIPS running SVR4, for GDB.
+   Copyright 1994, 1995 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#include "mips/tm-bigmips.h"
+#include "tm-sysv4.h"
+
+/* When calling functions on a MIPS SVR4 ABI compliant platform
+   $25 must hold the function address.  Dest_Reg is a macro
+   used in CALL_DUMMY in tm-mips.h.  */
+#undef Dest_Reg
+#define Dest_Reg 25
+
+/* The signal handler trampoline is called _sigtramp.  */
+#undef IN_SIGTRAMP
+#define IN_SIGTRAMP(pc, name) ((name) && STREQ ("_sigtramp", name))
+ 
+/* On entry to the signal handler trampoline, an ucontext is already
+   pushed on the stack. We can get at the saved registers via the
+   mcontext which is contained within the ucontext.  */
+#define SIGFRAME_BASE	0
+#define SIGFRAME_REGSAVE_OFF	(SIGFRAME_BASE + 40)
+#define SIGFRAME_PC_OFF		(SIGFRAME_BASE + 40 + 35 * 4)
+#define SIGFRAME_FPREGSAVE_OFF	(SIGFRAME_BASE + 40 + 36 * 4)
+
+/* Use the alternate method of determining valid frame chains. */
+#define FRAME_CHAIN_VALID(fp,fi) alternate_frame_chain_valid (fp, fi)
+
+/* Convert a DWARF register number to a gdb REGNUM.  */
+#define DWARF_REG_TO_REGNUM(num) ((num) < 32 ? (num) : (num)+FP0_REGNUM-32)