2007-07-02 Markus Deuling <deuling@de.ibm.com>

[deliverable/binutils-gdb.git] / gdb / sparc-tdep.h

diff --git a/gdb/sparc-tdep.h b/gdb/sparc-tdep.h
index 502b5244bdb374b69779ff9508b59b960b46c862..1a4b941945978c8885c0eb447fd8b686bccdea3c 100644 (file)
--- a/gdb/sparc-tdep.h
+++ b/gdb/sparc-tdep.h
@@ -1,6 +1,6 @@
 /* Target-dependent code for SPARC.
 
-   Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -65,6 +65,9 @@ struct gdbarch_tdep
   /* Size of an Procedure Linkage Table (PLT) entry, 0 if we shouldn't
      treat the PLT special when doing prologue analysis.  */
   size_t plt_entry_size;
+
+  /* Alternative location for trap return.  Used for single-stepping.  */
+  CORE_ADDR (*step_trap) (struct frame_info *frame, unsigned long insn);
 };
 
 /* Register numbers of various important registers.  */
@@ -161,8 +164,7 @@ extern struct sparc_frame_cache *
 
 \f
 
-extern void sparc_software_single_step (enum target_signal sig,
-                                       int insert_breakpoints_p);
+extern int sparc_software_single_step (struct frame_info *frame);
 
 extern void sparc_supply_rwindow (struct regcache *regcache,
                                  CORE_ADDR sp, int regnum);
@@ -198,6 +200,11 @@ extern void sparc32_sol2_init_abi (struct gdbarch_info info,
 /* Register offsets for NetBSD.  */
 extern const struct sparc_gregset sparc32nbsd_gregset;
 
+/* Return the address of a system call's alternative return
+   address.  */
+extern CORE_ADDR sparcnbsd_step_trap (struct frame_info *frame,
+                                     unsigned long insn);
+
 extern void sparc32nbsd_elf_init_abi (struct gdbarch_info info,
                                      struct gdbarch *gdbarch);