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* sparc64-tdep.c: Include "dwarf2-frame.h". 

(sparc64_dwarf2_frame_init_reg): New function.
* Makefile.in (sparc64-tdep.o): Update dependencies.
This commit is contained in:
Mark Kettenis 2005-04-23 15:40:54 +00:00
parent 3a305d25c6
commit 02a71ae806
2 changed files with 38 additions and 0 deletions
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6
gdb/ChangeLog
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@ -1,3 +1,9 @@
2005-04-23 Mark Kettenis <kettenis@gnu.org>
* sparc64-tdep.c: Include "dwarf2-frame.h".
(sparc64_dwarf2_frame_init_reg): New function.
* Makefile.in (sparc64-tdep.o): Update dependencies.
2005-04-22 David S. Miller <davem@davemloft.net>
* sparc64-linux-tdep.c (sparc64_linux_init_abi): Add call to

32
gdb/sparc64-tdep.c
View File

@ -21,6 +21,7 @@
#include "defs.h"
#include "arch-utils.h"
#include "dwarf2-frame.h"
#include "floatformat.h"
#include "frame.h"
#include "frame-base.h"
@ -1103,6 +1104,32 @@ sparc64_return_value (struct gdbarch *gdbarch, struct type *type,
}
static void
sparc64_dwarf2_frame_init_reg (struct gdbarch *gdbarch, int regnum,
struct dwarf2_frame_state_reg *reg)
{
switch (regnum)
{
case SPARC_G0_REGNUM:
/* Since %g0 is always zero, there is no point in saving it, and
people will be inclined omit it from the CFI. Make sure we
don't warn about that. */
reg->how = DWARF2_FRAME_REG_SAME_VALUE;
break;
case SPARC_SP_REGNUM:
reg->how = DWARF2_FRAME_REG_CFA;
break;
case SPARC64_PC_REGNUM:
reg->how = DWARF2_FRAME_REG_RA_OFFSET;
reg->loc.offset = 8;
break;
case SPARC64_NPC_REGNUM:
reg->how = DWARF2_FRAME_REG_RA_OFFSET;
reg->loc.offset = 12;
break;
}
}
void
sparc64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
@ -1137,6 +1164,11 @@ sparc64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
set_gdbarch_skip_prologue (gdbarch, sparc64_skip_prologue);
/* Hook in the DWARF CFI frame unwinder. */
dwarf2_frame_set_init_reg (gdbarch, sparc64_dwarf2_frame_init_reg);
/* FIXME: kettenis/20050423: Don't enable the unwinder until the
StackGhost issues have been resolved. */
frame_unwind_append_sniffer (gdbarch, sparc64_frame_sniffer);
frame_base_set_default (gdbarch, &sparc64_frame_base);
}