From 3679d35cdcdca3fc255b47ce7d7e767a2b251bd8 Mon Sep 17 00:00:00 2001 From: Jim Blandy Date: Tue, 7 Sep 2004 15:53:50 +0000 Subject: * rs6000-tdep.c: #include "dwarf2-frame.h". (rs6000_dwarf2_reg_to_regnum): Recognize 65 as another number for lr. (rs6000_gdbarch_init): Hook in dwarf2_frame_sniffer. * Makefile.in (rs6000-tdep.o): Update dependencies. --- gdb/Makefile.in | 2 +- gdb/rs6000-tdep.c | 8 ++++++++ 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/gdb/Makefile.in b/gdb/Makefile.in index 8ffe32fed77..5d439f0fdb6 100644 --- a/gdb/Makefile.in +++ b/gdb/Makefile.in @@ -2323,7 +2323,7 @@ rs6000-tdep.o: rs6000-tdep.c $(defs_h) $(frame_h) $(inferior_h) $(symtab_h) \ $(coff_xcoff_h) $(libxcoff_h) $(elf_bfd_h) $(solib_svr4_h) \ $(ppc_tdep_h) $(gdb_assert_h) $(dis_asm_h) $(trad_frame_h) \ $(frame_unwind_h) $(frame_base_h) $(infcall_h) $(sim_regno_h) \ - $(gdb_sim_ppc_h) $(reggroups_h) + $(gdb_sim_ppc_h) $(reggroups_h) $(dwarf2_frame_h) s390-nat.o: s390-nat.c $(defs_h) $(tm_h) $(regcache_h) $(inferior_h) \ $(s390_tdep_h) s390-tdep.o: s390-tdep.c $(defs_h) $(arch_utils_h) $(frame_h) $(inferior_h) \ diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c index 61e2ef1794f..871e9b4d0fd 100644 --- a/gdb/rs6000-tdep.c +++ b/gdb/rs6000-tdep.c @@ -40,6 +40,7 @@ #include "sim-regno.h" #include "gdb/sim-ppc.h" #include "reggroups.h" +#include "dwarf2-frame.h" #include "libbfd.h" /* for bfd_default_set_arch_mach */ #include "coff/internal.h" /* for libcoff.h */ @@ -2067,6 +2068,10 @@ rs6000_dwarf2_reg_to_regnum (int num) else switch (num) { + /* FIXME: jimb/2004-09-02: I think it's a bug that GCC ever + emits this. But GCC 3.4 does use it in .debug_frame. */ + case 65: + return tdep->ppc_lr_regnum; case 67: return tdep->ppc_vrsave_regnum - 1; /* vscr */ case 99: @@ -3281,6 +3286,9 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) /* Helpers for function argument information. */ set_gdbarch_fetch_pointer_argument (gdbarch, rs6000_fetch_pointer_argument); + /* Hook in the DWARF CFI frame unwinder. */ + frame_unwind_append_sniffer (gdbarch, dwarf2_frame_sniffer); + /* Hook in ABI-specific overrides, if they have been registered. */ gdbarch_init_osabi (info, gdbarch); -- cgit v1.2.1