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* x86-64-tdep.c (x86_64_regset_from_core_section): New function.

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(x86_64_init_abi): Initialize regset_from_core_section if
appropriate.
This commit is contained in:
Mark Kettenis 2003-10-11 14:19:11 +00:00
parent 8446b36a38
commit c6b3359690
2 changed files with 34 additions and 0 deletions
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4
gdb/ChangeLog
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@ -1,5 +1,9 @@
2003-10-11 Mark Kettenis <kettenis@gnu.org>
* x86-64-tdep.c (x86_64_regset_from_core_section): New function.
(x86_64_init_abi): Initialize regset_from_core_section if
appropriate.
* i386-tdep.c (i386_regset_from_core_section): New function.
(i386_gdbarch_init): Initialize regset_from_core_section if
appropriate.

30
gdb/x86-64-tdep.c
View File

@ -1220,6 +1220,31 @@ x86_64_supply_fpregset (const struct regset *regset, struct regcache *regcache,
x86_64_supply_fxsave (regcache, regnum, fpregs);
}
/* Return the appropriate register set for the core section identified
by SECT_NAME and SECT_SIZE. */
static const struct regset *
x86_64_regset_from_core_section (struct gdbarch *gdbarch,
const char *sect_name, size_t sect_size)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
if (strcmp (sect_name, ".reg2") == 0 && sect_size == tdep->sizeof_fpregset)
{
if (tdep->fpregset == NULL)
{
tdep->fpregset = XMALLOC (struct regset);
tdep->fpregset->descr = tdep;
tdep->fpregset->supply_regset = x86_64_supply_fpregset;
}
return tdep->fpregset;
}
return i386_regset_from_core_section (gdbarch, sect_name, sect_size);
}
void
x86_64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
@ -1297,6 +1322,11 @@ x86_64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
frame_unwind_append_sniffer (gdbarch, x86_64_sigtramp_frame_sniffer);
frame_unwind_append_sniffer (gdbarch, x86_64_frame_sniffer);
frame_base_set_default (gdbarch, &x86_64_frame_base);
/* If we have a register mapping, enable the generic core file support. */
if (tdep->gregset_reg_offset)
set_gdbarch_regset_from_core_section (gdbarch,
x86_64_regset_from_core_section);
}