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2004-02-26  Andrew Cagney  <cagney@redhat.com>

	* Makefile.in: Update dependencies.
	Changes from Ulrich Weigand,
	* s390-tdep.c: Include "dwarf2-frame.h".
	(s390_dwarf2_frame_init_reg): New function.
	(s390_gdbarch_init): Install dwarf2_frame_sniffer and
	dwarf2_frame_base_sniffer.  Call dwarf2_frame_set_init_reg.
This commit is contained in:
Andrew Cagney 2004-02-26 23:48:01 +00:00
parent fa8d40aba5
commit a431654a6d
3 changed files with 69 additions and 9 deletions
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9
gdb/ChangeLog
View file

@ -1,3 +1,12 @@
2004-02-26 Andrew Cagney <cagney@redhat.com>
* Makefile.in: Update dependencies.
Changes from Ulrich Weigand,
* s390-tdep.c: Include "dwarf2-frame.h".
(s390_dwarf2_frame_init_reg): New function.
(s390_gdbarch_init): Install dwarf2_frame_sniffer and
dwarf2_frame_base_sniffer. Call dwarf2_frame_set_init_reg.
2004-02-26 Jeff Johnston <jjohnstn@redhat.com>
* breakpoint.c (pending_break_support): New setting variable.

18
gdb/Makefile.in
View file

@ -617,7 +617,9 @@ nm_h = @nm_h@
ada_lang_h = ada-lang.h $(value_h) $(gdbtypes_h)
alphabsd_tdep_h = alphabsd-tdep.h
alpha_tdep_h = alpha-tdep.h
amd64_linux_tdep_h = amd64-linux-tdep.h
amd64_nat_h = amd64-nat.h
amd64_tdep_h = amd64-tdep.h $(i386_tdep_h)
annotate_h = annotate.h $(symtab_h) $(gdbtypes_h)
arch_utils_h = arch-utils.h
arm_tdep_h = arm-tdep.h
@ -770,8 +772,6 @@ vax_tdep_h = vax-tdep.h
version_h = version.h
wince_stub_h = wince-stub.h
wrapper_h = wrapper.h $(gdb_h)
amd64_linux_tdep_h = amd64-linux-tdep.h
amd64_tdep_h = amd64-tdep.h $(i386_tdep_h)
xcoffsolib_h = xcoffsolib.h
xmodem_h = xmodem.h
@ -1532,9 +1532,9 @@ amd64-linux-nat.o: amd64-linux-nat.c $(defs_h) $(inferior_h) $(gdbcore_h) \
$(regcache_h) $(linux_nat_h) $(gdb_assert_h) $(gdb_string_h) \
$(gdb_proc_service_h) $(gregset_h) $(amd64_tdep_h) \
$(amd64_linux_tdep_h) $(i386_linux_tdep_h) $(amd64_nat_h)
amd64-linux-tdep.o: amd64-linux-tdep.c $(defs_h) $(inferior_h) \
$(gdbcore_h) $(regcache_h) $(osabi_h) $(gdb_string_h) \
$(amd64_tdep_h) $(amd64_linux_tdep_h)
amd64-linux-tdep.o: amd64-linux-tdep.c $(defs_h) $(inferior_h) $(gdbcore_h) \
$(regcache_h) $(osabi_h) $(gdb_string_h) $(amd64_tdep_h) \
$(amd64_linux_tdep_h)
amd64-nat.o: amd64-nat.c $(defs_h) $(gdbarch_h) $(regcache_h) \
$(gdb_assert_h) $(i386_tdep_h) $(amd64_tdep_h)
amd64nbsd-nat.o: amd64nbsd-nat.c $(defs_h) $(gdb_assert_h) $(amd64_tdep_h) \
@ -1892,7 +1892,7 @@ ia64-aix-tdep.o: ia64-aix-tdep.c $(defs_h)
ia64-linux-nat.o: ia64-linux-nat.c $(defs_h) $(gdb_string_h) $(inferior_h) \
$(target_h) $(gdbcore_h) $(regcache_h) $(gdb_wait_h) $(gregset_h)
ia64-linux-tdep.o: ia64-linux-tdep.c $(defs_h) $(ia64_tdep_h) \
$(arch_utils_h) $(gdbcore_h)
$(arch_utils_h) $(gdbcore_h) $(regcache_h)
ia64-tdep.o: ia64-tdep.c $(defs_h) $(inferior_h) $(gdbcore_h) \
$(arch_utils_h) $(floatformat_h) $(regcache_h) $(reggroups_h) \
$(frame_h) $(frame_base_h) $(frame_unwind_h) $(doublest_h) \
@ -2247,9 +2247,9 @@ s390-nat.o: s390-nat.c $(defs_h) $(tm_h) $(regcache_h) $(inferior_h) \
s390-tdep.o: s390-tdep.c $(defs_h) $(arch_utils_h) $(frame_h) $(inferior_h) \
$(symtab_h) $(target_h) $(gdbcore_h) $(gdbcmd_h) $(objfiles_h) \
$(tm_h) $(__bfd_bfd_h) $(floatformat_h) $(regcache_h) \
$(trad_frame_h) $(frame_base_h) $(frame_unwind_h) $(reggroups_h) \
$(regset_h) $(value_h) $(gdb_assert_h) $(dis_asm_h) $(solib_svr4_h) \
$(s390_tdep_h)
$(trad_frame_h) $(frame_base_h) $(frame_unwind_h) $(dwarf2_frame_h) \
$(reggroups_h) $(regset_h) $(value_h) $(gdb_assert_h) $(dis_asm_h) \
$(solib_svr4_h) $(s390_tdep_h)
scm-exp.o: scm-exp.c $(defs_h) $(symtab_h) $(gdbtypes_h) $(expression_h) \
$(parser_defs_h) $(language_h) $(value_h) $(c_lang_h) $(scm_lang_h) \
$(scm_tags_h)

51
gdb/s390-tdep.c
View file

@ -38,6 +38,7 @@
#include "trad-frame.h"
#include "frame-base.h"
#include "frame-unwind.h"
#include "dwarf2-frame.h"
#include "reggroups.h"
#include "regset.h"
#include "value.h"
@ -2298,6 +2299,53 @@ s390_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame)
}
/* DWARF-2 frame support. */
static void
s390_dwarf2_frame_init_reg (struct gdbarch *gdbarch, int regnum,
struct dwarf2_frame_state_reg *reg)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
switch (tdep->abi)
{
case ABI_LINUX_S390:
/* Call-saved registers. */
if ((regnum >= S390_R6_REGNUM && regnum <= S390_R15_REGNUM)
|| regnum == S390_F4_REGNUM
|| regnum == S390_F6_REGNUM)
reg->how = DWARF2_FRAME_REG_SAME_VALUE;
/* Call-clobbered registers. */
else if ((regnum >= S390_R0_REGNUM && regnum <= S390_R5_REGNUM)
|| (regnum >= S390_F0_REGNUM && regnum <= S390_F15_REGNUM
&& regnum != S390_F4_REGNUM && regnum != S390_F6_REGNUM))
reg->how = DWARF2_FRAME_REG_UNDEFINED;
/* The return address column. */
else if (regnum == S390_PC_REGNUM)
reg->how = DWARF2_FRAME_REG_RA;
break;
case ABI_LINUX_ZSERIES:
/* Call-saved registers. */
if ((regnum >= S390_R6_REGNUM && regnum <= S390_R15_REGNUM)
|| (regnum >= S390_F8_REGNUM && regnum <= S390_F15_REGNUM))
reg->how = DWARF2_FRAME_REG_SAME_VALUE;
/* Call-clobbered registers. */
else if ((regnum >= S390_R0_REGNUM && regnum <= S390_R5_REGNUM)
|| (regnum >= S390_F0_REGNUM && regnum <= S390_F7_REGNUM))
reg->how = DWARF2_FRAME_REG_UNDEFINED;
/* The return address column. */
else if (regnum == S390_PC_REGNUM)
reg->how = DWARF2_FRAME_REG_RA;
break;
}
}
/* Dummy function calls. */
/* Return non-zero if TYPE is an integer-like type, zero otherwise.
@ -2977,6 +3025,9 @@ s390_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
/* Frame handling. */
set_gdbarch_in_solib_call_trampoline (gdbarch, in_plt_section);
dwarf2_frame_set_init_reg (gdbarch, s390_dwarf2_frame_init_reg);
frame_unwind_append_sniffer (gdbarch, dwarf2_frame_sniffer);
frame_base_append_sniffer (gdbarch, dwarf2_frame_base_sniffer);
frame_unwind_append_sniffer (gdbarch, s390_pltstub_frame_sniffer);
frame_unwind_append_sniffer (gdbarch, s390_sigtramp_frame_sniffer);
frame_unwind_append_sniffer (gdbarch, s390_frame_sniffer);