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* sparc-tdep.h (struct gdbarch_tdep): Add step_trap member.

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(sparc_address_from_register): New prototype.
(sparcnbsd_step_trap): New prototype.
* sparc-tdep.c (sparc_address_from_register): Make globally
visible.
(sparc_analyze_control_transfer): Change prototype to accept
`struct gdbarch *' as first argument.  Allow for optional hnadling
for trap instructions.
(sparc_step_trap): New function.
(sparc_software_single_step): Adjust call to
sparc_analyze_control_trabsfer.
(sparc32_gdbarch_init): Initialize TDEP->step_trap.
* sparcnbsd-tdep.c (sparcnbsd_step_trap): New function.
(sparc32nbsd_init_abi): Set TDEP->step_trap.
* sparc64obsd-tdep.c (sparc64obsd_init_abi): Set TDEP->step_trap.
* sparc64nbsd-tdep.c (sparc64nbsd_init_abi): Set TDEP->step_trap.
This commit is contained in:
Mark Kettenis
2006-01-22 20:07:38 +00:00
parent 0a8f48b9a8
commit c893be758b
6 changed files with 87 additions and 10 deletions
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5
gdb/sparc64obsd-tdep.c
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@@ -1,6 +1,6 @@
/* Target-dependent code for OpenBSD/sparc64.
Copyright (C) 2004, 2005 Free Software Foundation, Inc.
Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc.
This file is part of GDB.
@@ -295,6 +295,9 @@ sparc64obsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
tdep->gregset = regset_alloc (gdbarch, sparc64obsd_supply_gregset, NULL);
tdep->sizeof_gregset = 832;
/* Make sure we can single-step "new" syscalls. */
tdep->step_trap = sparcnbsd_step_trap;
frame_unwind_append_sniffer (gdbarch, sparc64obsd_sigtramp_frame_sniffer);
sparc64_init_abi (info, gdbarch);