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2002-08-06 Michael Snyder <msnyder@redhat.com>

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*  mips-tdep.c: gdbarch-ify reg_struct_has_addr.
	(mips_eabi_reg_struct_has_addr, mips_n32n64_reg_struct_has_addr,
	mips_o32_reg_struct_has_addr): New functions.
	(mips_gdbarch_init): Set gdbarch reg_struct_has_addr.
This commit is contained in:
Michael Snyder 2002-08-07 18:17:26 +00:00
parent 5c27f28ad0
commit 8b389c40fe
2 changed files with 47 additions and 0 deletions
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7
gdb/ChangeLog
View File

@ -1,3 +1,10 @@
2002-08-06 Michael Snyder <msnyder@redhat.com>
* mips-tdep.c: gdbarch-ify reg_struct_has_addr.
(mips_eabi_reg_struct_has_addr, mips_n32n64_reg_struct_has_addr,
mips_o32_reg_struct_has_addr): New functions.
(mips_gdbarch_init): Set gdbarch reg_struct_has_addr.
2002-08-07 Andrew Cagney <ac131313@redhat.com>
* regcache.c (pseudo_register): Delete function.

40
gdb/mips-tdep.c
View File

@ -573,6 +573,34 @@ mips_use_struct_convention (int gcc_p, struct type *type)
return 1; /* Structures are returned by ref in extra arg0 */
}
/* Should call_function pass struct by reference?
For each architecture, structs are passed either by
value or by reference, depending on their size. */
static int
mips_eabi_reg_struct_has_addr (int gcc_p, struct type *type)
{
enum type_code typecode = TYPE_CODE (check_typedef (type));
int len = TYPE_LENGTH (check_typedef (type));
if (typecode == TYPE_CODE_STRUCT || typecode == TYPE_CODE_UNION)
return (len > MIPS_SAVED_REGSIZE);
return 0;
}
static int
mips_n32n64_reg_struct_has_addr (int gcc_p, struct type *type)
{
return 0; /* Assumption: N32/N64 never passes struct by ref. */
}
int
mips_o32_reg_struct_has_addr (int gcc_p, struct type *type)
{
return 0; /* Assumption: O32/O64 never passes struct by ref. */
}
/* Tell if the program counter value in MEMADDR is in a MIPS16 function. */
static int
@ -4489,6 +4517,8 @@ mips_gdbarch_init (struct gdbarch_info info,
set_gdbarch_long_bit (gdbarch, 32);
set_gdbarch_ptr_bit (gdbarch, 32);
set_gdbarch_long_long_bit (gdbarch, 64);
set_gdbarch_reg_struct_has_addr (gdbarch,
mips_o32_reg_struct_has_addr);
break;
case MIPS_ABI_O64:
tdep->mips_default_saved_regsize = 8;
@ -4502,6 +4532,8 @@ mips_gdbarch_init (struct gdbarch_info info,
set_gdbarch_long_bit (gdbarch, 32);
set_gdbarch_ptr_bit (gdbarch, 32);
set_gdbarch_long_long_bit (gdbarch, 64);
set_gdbarch_reg_struct_has_addr (gdbarch,
mips_o32_reg_struct_has_addr);
break;
case MIPS_ABI_EABI32:
tdep->mips_default_saved_regsize = 4;
@ -4515,6 +4547,8 @@ mips_gdbarch_init (struct gdbarch_info info,
set_gdbarch_long_bit (gdbarch, 32);
set_gdbarch_ptr_bit (gdbarch, 32);
set_gdbarch_long_long_bit (gdbarch, 64);
set_gdbarch_reg_struct_has_addr (gdbarch,
mips_eabi_reg_struct_has_addr);
break;
case MIPS_ABI_EABI64:
tdep->mips_default_saved_regsize = 8;
@ -4528,6 +4562,8 @@ mips_gdbarch_init (struct gdbarch_info info,
set_gdbarch_long_bit (gdbarch, 64);
set_gdbarch_ptr_bit (gdbarch, 64);
set_gdbarch_long_long_bit (gdbarch, 64);
set_gdbarch_reg_struct_has_addr (gdbarch,
mips_eabi_reg_struct_has_addr);
break;
case MIPS_ABI_N32:
tdep->mips_default_saved_regsize = 8;
@ -4552,6 +4588,8 @@ mips_gdbarch_init (struct gdbarch_info info,
tm_print_insn_info.mach = info.bfd_arch_info->mach;
else
tm_print_insn_info.mach = bfd_mach_mips8000;
set_gdbarch_reg_struct_has_addr (gdbarch,
mips_n32n64_reg_struct_has_addr);
break;
case MIPS_ABI_N64:
tdep->mips_default_saved_regsize = 8;
@ -4576,6 +4614,8 @@ mips_gdbarch_init (struct gdbarch_info info,
tm_print_insn_info.mach = info.bfd_arch_info->mach;
else
tm_print_insn_info.mach = bfd_mach_mips8000;
set_gdbarch_reg_struct_has_addr (gdbarch,
mips_n32n64_reg_struct_has_addr);
break;
default:
internal_error (__FILE__, __LINE__,