diff options
Diffstat (limited to 'gdb/sparc-tdep.h')
| -rw-r--r-- | gdb/sparc-tdep.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/gdb/sparc-tdep.h b/gdb/sparc-tdep.h index 502b524..06555e9 100644 --- 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 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) (unsigned long insn); }; /* Register numbers of various important registers. */ @@ -147,6 +150,9 @@ struct sparc_frame_cache /* Fetch the instruction at PC. */ extern unsigned long sparc_fetch_instruction (CORE_ADDR pc); +/* Return the contents if register REGNUM as an address. */ +extern CORE_ADDR sparc_address_from_register (int regnum); + /* Fetch StackGhost Per-Process XOR cookie. */ extern ULONGEST sparc_fetch_wcookie (void); @@ -198,6 +204,10 @@ 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 (unsigned long insn); + extern void sparc32nbsd_elf_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch); |