/* Similarly, this represents exactly the conversion performed by
the STS instruction. */
-static inline void
+static void
alpha_sts (void *out, const void *in)
{
ULONGEST reg, mem;
registers is different. */
static int
-alpha_convert_register_p (int regno)
+alpha_convert_register_p (int regno, struct type *type)
{
return (regno >= ALPHA_FP0_REGNUM && regno < ALPHA_FP0_REGNUM + 31);
}
static void
-alpha_register_to_value (int regnum, struct type *valtype, char *in, char *out)
+alpha_register_to_value (struct frame_info *frame, int regnum,
+ struct type *valtype, void *out)
{
+ char in[MAX_REGISTER_SIZE];
+ frame_register_read (frame, regnum, in);
switch (TYPE_LENGTH (valtype))
{
case 4:
}
static void
-alpha_value_to_register (struct type *valtype, int regnum, char *in, char *out)
+alpha_value_to_register (struct frame_info *frame, int regnum,
+ struct type *valtype, const void *in)
{
+ char out[MAX_REGISTER_SIZE];
switch (TYPE_LENGTH (valtype))
{
case 4:
default:
error ("Cannot store value in floating point register");
}
+ put_frame_register (frame, regnum, out);
}
\f
};
struct alpha_arg *alpha_args
= (struct alpha_arg *) alloca (nargs * sizeof (struct alpha_arg));
- register struct alpha_arg *m_arg;
+ struct alpha_arg *m_arg;
char arg_reg_buffer[ALPHA_REGISTER_SIZE * ALPHA_NUM_ARG_REGS];
int required_arg_regs;
return info;
}
-/* Return the address of REGNO in a sigtramp frame. Since this is all
- arithmetic, it doesn't seem worthwhile to cache it. */
-
-#ifndef SIGFRAME_PC_OFF
-#define SIGFRAME_PC_OFF (2 * 8)
-#define SIGFRAME_REGSAVE_OFF (4 * 8)
-#define SIGFRAME_FPREGSAVE_OFF (SIGFRAME_REGSAVE_OFF + 32 * 8 + 8)
-#endif
+/* Return the address of REGNUM in a sigtramp frame. Since this is
+ all arithmetic, it doesn't seem worthwhile to cache it. */
static CORE_ADDR
-alpha_sigtramp_register_address (CORE_ADDR sigcontext_addr, unsigned int regno)
+alpha_sigtramp_register_address (CORE_ADDR sigcontext_addr, int regnum)
{
- if (regno < 32)
- return sigcontext_addr + SIGFRAME_REGSAVE_OFF + regno * 8;
- if (regno >= ALPHA_FP0_REGNUM && regno < ALPHA_FP0_REGNUM + 32)
- return sigcontext_addr + SIGFRAME_FPREGSAVE_OFF + regno * 8;
- if (regno == ALPHA_PC_REGNUM)
- return sigcontext_addr + SIGFRAME_PC_OFF;
+ struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
+
+ if (regnum >= 0 && regnum < 32)
+ return sigcontext_addr + tdep->sc_regs_offset + regnum * 8;
+ else if (regnum >= ALPHA_FP0_REGNUM && regnum < ALPHA_FP0_REGNUM + 32)
+ return sigcontext_addr + tdep->sc_fpregs_offset + regnum * 8;
+ else if (regnum == ALPHA_PC_REGNUM)
+ return sigcontext_addr + tdep->sc_pc_offset;
return 0;
}
};
static const struct frame_unwind *
-alpha_sigtramp_frame_p (CORE_ADDR pc)
+alpha_sigtramp_frame_sniffer (struct frame_info *next_frame)
{
+ CORE_ADDR pc = frame_pc_unwind (next_frame);
char *name;
/* We shouldn't even bother to try if the OSABI didn't register
/* Otherwise we should be in a signal frame. */
find_pc_partial_function (pc, &name, NULL, NULL);
- if (PC_IN_SIGTRAMP (pc, name))
+ if (DEPRECATED_PC_IN_SIGTRAMP (pc, name))
return &alpha_sigtramp_frame_unwind;
return NULL;
struct alpha_heuristic_unwind_cache *info
= alpha_heuristic_frame_unwind_cache (next_frame, this_prologue_cache, 0);
- /* This is meant to halt the backtrace at "_start". Make sure we
- don't halt it at a generic dummy frame. */
- if (inside_entry_file (info->start_pc))
- return;
-
*this_id = frame_id_build (info->vfp, info->start_pc);
}
};
static const struct frame_unwind *
-alpha_heuristic_frame_p (CORE_ADDR pc)
+alpha_heuristic_frame_sniffer (struct frame_info *next_frame)
{
return &alpha_heuristic_frame_unwind;
}
tdep->dynamic_sigtramp_offset = NULL;
tdep->sigcontext_addr = NULL;
+ tdep->sc_pc_offset = 2 * 8;
+ tdep->sc_regs_offset = 4 * 8;
+ tdep->sc_fpregs_offset = tdep->sc_regs_offset + 32 * 8 + 8;
tdep->jb_pc = -1; /* longjmp support not enabled by default */
set_gdbarch_print_insn (gdbarch, print_insn_alpha);
/* Call info. */
- set_gdbarch_frameless_function_invocation (gdbarch,
- generic_frameless_function_invocation_not);
set_gdbarch_use_struct_convention (gdbarch, always_use_struct_convention);
set_gdbarch_extract_return_value (gdbarch, alpha_extract_return_value);
set_gdbarch_store_return_value (gdbarch, alpha_store_return_value);
- set_gdbarch_extract_struct_value_address (gdbarch,
- alpha_extract_struct_value_address);
+ set_gdbarch_deprecated_extract_struct_value_address (gdbarch, alpha_extract_struct_value_address);
/* Settings for calling functions in the inferior. */
set_gdbarch_push_dummy_call (gdbarch, alpha_push_dummy_call);
set_gdbarch_breakpoint_from_pc (gdbarch, alpha_breakpoint_from_pc);
set_gdbarch_decr_pc_after_break (gdbarch, 4);
- set_gdbarch_function_start_offset (gdbarch, 0);
- set_gdbarch_frame_args_skip (gdbarch, 0);
-
/* Hook in ABI-specific overrides, if they have been registered. */
gdbarch_init_osabi (info, gdbarch);
if (tdep->jb_pc >= 0)
set_gdbarch_get_longjmp_target (gdbarch, alpha_get_longjmp_target);
- frame_unwind_append_predicate (gdbarch, alpha_sigtramp_frame_p);
- frame_unwind_append_predicate (gdbarch, alpha_heuristic_frame_p);
+ frame_unwind_append_sniffer (gdbarch, alpha_sigtramp_frame_sniffer);
+ frame_unwind_append_sniffer (gdbarch, alpha_heuristic_frame_sniffer);
frame_base_set_default (gdbarch, &alpha_heuristic_frame_base);
void
alpha_dwarf2_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
- frame_unwind_append_predicate (gdbarch, dwarf2_frame_p);
- frame_base_append_predicate (gdbarch, dwarf2_frame_base_p);
- set_gdbarch_dwarf2_build_frame_info (gdbarch, dwarf2_build_frame_info);
+ frame_unwind_append_sniffer (gdbarch, dwarf2_frame_sniffer);
+ frame_base_append_sniffer (gdbarch, dwarf2_frame_base_sniffer);
}
extern initialize_file_ftype _initialize_alpha_tdep; /* -Wmissing-prototypes */
projects / binutils.git / blobdiff