/* Target-dependent code for HPUX running on PA-RISC, for GDB.
- Copyright 2002 Free Software Foundation, Inc.
+
+ Copyright 2002, 2003 Free Software Foundation, Inc.
This file is part of GDB.
#include "gdbcore.h"
#include "osabi.h"
#include "gdb_string.h"
+#include "frame.h"
/* Forward declarations. */
extern void _initialize_hppa_hpux_tdep (void);
/* FIXME: brobecker 2002-12-25. The following functions will eventually
become static, after the multiarching conversion is done. */
int hppa_hpux_pc_in_sigtramp (CORE_ADDR pc, char *name);
-void hppa_hpux_frame_saved_pc_in_sigtramp (struct frame_info *fi,
- CORE_ADDR *tmp);
-void hppa_hpux_frame_base_before_sigtramp (struct frame_info *fi,
- CORE_ADDR *tmp);
-void hppa_hpux_frame_find_saved_regs_in_sigtramp
- (struct frame_info *fi, struct frame_saved_regs *fsr);
+void hppa32_hpux_frame_saved_pc_in_sigtramp (struct frame_info *fi,
+ CORE_ADDR *tmp);
+void hppa32_hpux_frame_base_before_sigtramp (struct frame_info *fi,
+ CORE_ADDR *tmp);
+void hppa32_hpux_frame_find_saved_regs_in_sigtramp (struct frame_info *fi,
+ CORE_ADDR *fsr);
+void hppa64_hpux_frame_saved_pc_in_sigtramp (struct frame_info *fi,
+ CORE_ADDR *tmp);
+void hppa64_hpux_frame_base_before_sigtramp (struct frame_info *fi,
+ CORE_ADDR *tmp);
+void hppa64_hpux_frame_find_saved_regs_in_sigtramp (struct frame_info *fi,
+ CORE_ADDR *fsr);
int
hppa_hpux_pc_in_sigtramp (CORE_ADDR pc, char *name)
return (name && (strcmp ("_sigreturn", name) == 0));
}
-/* For hppa_hpux_frame_saved_pc_in_sigtramp,
- hppa_hpux_frame_base_before_sigtramp and
- hppa_hpux_frame_find_saved_regs_in_sigtramp:
+/* For hppa32_hpux_frame_saved_pc_in_sigtramp,
+ hppa32_hpux_frame_base_before_sigtramp and
+ hppa32_hpux_frame_find_saved_regs_in_sigtramp:
The signal context structure pointer is always saved at the base
of the frame which "calls" the signal handler. We only want to find
written. */
void
-hppa_hpux_frame_saved_pc_in_sigtramp (struct frame_info *fi, CORE_ADDR *tmp)
+hppa32_hpux_frame_saved_pc_in_sigtramp (struct frame_info *fi, CORE_ADDR *tmp)
+{
+ *tmp = read_memory_integer (get_frame_base (fi) + (43 * 4), 4);
+}
+
+void
+hppa32_hpux_frame_base_before_sigtramp (struct frame_info *fi,
+ CORE_ADDR *tmp)
+{
+ *tmp = read_memory_integer (get_frame_base (fi) + (40 * 4), 4);
+}
+
+void
+hppa32_hpux_frame_find_saved_regs_in_sigtramp (struct frame_info *fi,
+ CORE_ADDR *fsr)
+{
+ int i;
+ const CORE_ADDR tmp = get_frame_base (fi) + (10 * 4);
+
+ for (i = 0; i < NUM_REGS; i++)
+ {
+ if (i == SP_REGNUM)
+ fsr[SP_REGNUM] = read_memory_integer (tmp + SP_REGNUM * 4, 4);
+ else
+ fsr[i] = tmp + i * 4;
+ }
+}
+
+/* For hppa64_hpux_frame_saved_pc_in_sigtramp,
+ hppa64_hpux_frame_base_before_sigtramp and
+ hppa64_hpux_frame_find_saved_regs_in_sigtramp:
+
+ These functions are the PA64 ABI equivalents of the 32bits counterparts
+ above. See the comments there.
+
+ For PA64, the save_state structure is at an offset of 24 32-bit words
+ from the sigcontext structure. The 64 bit general registers are at an
+ offset of 640 bytes from the beginning of the save_state structure,
+ and the floating pointer register are at an offset of 256 bytes from
+ the beginning of the save_state structure. */
+
+void
+hppa64_hpux_frame_saved_pc_in_sigtramp (struct frame_info *fi, CORE_ADDR *tmp)
{
- *tmp = read_memory_integer (fi->frame + (43 * 4), 4);
+ *tmp = read_memory_integer
+ (get_frame_base (fi) + (24 * 4) + 640 + (33 * 8), 8);
}
void
-hppa_hpux_frame_base_before_sigtramp (struct frame_info *fi,
- CORE_ADDR *tmp)
+hppa64_hpux_frame_base_before_sigtramp (struct frame_info *fi,
+ CORE_ADDR *tmp)
{
- *tmp = read_memory_integer (fi->frame + (40 * 4), 4);
+ *tmp = read_memory_integer
+ (get_frame_base (fi) + (24 * 4) + 640 + (30 * 8), 8);
}
void
-hppa_hpux_frame_find_saved_regs_in_sigtramp (struct frame_info *fi,
- struct frame_saved_regs *fsr)
+hppa64_hpux_frame_find_saved_regs_in_sigtramp (struct frame_info *fi,
+ CORE_ADDR *fsr)
{
int i;
- const CORE_ADDR tmp = (fi)->frame + (10 * 4);
+ const CORE_ADDR tmp1 = get_frame_base (fi) + (24 * 4) + 640;
+ const CORE_ADDR tmp2 = get_frame_base (fi) + (24 * 4) + 256;
for (i = 0; i < NUM_REGS; i++)
{
if (i == SP_REGNUM)
- (fsr)->regs[SP_REGNUM] = read_memory_integer (tmp + SP_REGNUM * 4, 4);
+ fsr[SP_REGNUM] = read_memory_integer (tmp1 + SP_REGNUM * 8, 8);
+ else if (i >= FP0_REGNUM)
+ fsr[i] = tmp2 + (i - FP0_REGNUM) * 8;
else
- (fsr)->regs[i] = tmp + i * 4;
+ fsr[i] = tmp1 + i * 8;
}
}
+static void
+hppa_hpux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ set_gdbarch_pc_in_sigtramp (gdbarch, hppa_hpux_pc_in_sigtramp);
+}
static void
hppa_hpux_som_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
+ hppa_hpux_init_abi (info, gdbarch);
}
static void
hppa_hpux_elf_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
+ hppa_hpux_init_abi (info, gdbarch);
}
void
{
gdbarch_register_osabi (bfd_arch_hppa, 0, GDB_OSABI_HPUX_SOM,
hppa_hpux_som_init_abi);
- gdbarch_register_osabi (bfd_arch_hppa, 0, GDB_OSABI_HPUX_ELF,
+ gdbarch_register_osabi (bfd_arch_hppa, bfd_mach_hppa20w, GDB_OSABI_HPUX_ELF,
hppa_hpux_elf_init_abi);
}