aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--gdb/ChangeLog6
-rw-r--r--gdb/mips-tdep.c32
2 files changed, 37 insertions, 1 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index a7bd04c..76571fd 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,11 @@
2002-07-31 Kevin Buettner <kevinb@redhat.com>
+ * mips-tdep.c (enum mips_abi): Add MIPS_ABI_N64.
+ (mips_abi_strings): Add "n64".
+ (mips_gdbarch_init): Add test for n64 abi. Add MIPS_ABI_N64 case.
+
+2002-07-31 Kevin Buettner <kevinb@redhat.com>
+
* config/mips/tm-irix6.h (MIPS_REGSIZE): Define to be 8.
(REGISTER_VIRTUAL_TYPE): Some registers are now 64 bits wide.
diff --git a/gdb/mips-tdep.c b/gdb/mips-tdep.c
index fb46b02..6d32f4e 100644
--- a/gdb/mips-tdep.c
+++ b/gdb/mips-tdep.c
@@ -64,6 +64,7 @@ enum mips_abi
MIPS_ABI_UNKNOWN = 0,
MIPS_ABI_N32,
MIPS_ABI_O32,
+ MIPS_ABI_N64,
MIPS_ABI_O64,
MIPS_ABI_EABI32,
MIPS_ABI_EABI64,
@@ -76,6 +77,7 @@ static const char *mips_abi_strings[] = {
"auto",
"n32",
"o32",
+ "n64",
"o64",
"eabi32",
"eabi64",
@@ -4352,7 +4354,11 @@ mips_gdbarch_init (struct gdbarch_info info,
break;
case bfd_mach_mips8000:
case bfd_mach_mips10000:
- mips_abi = MIPS_ABI_N32;
+ if (bfd_get_flavour (info.abfd) == bfd_target_elf_flavour
+ && elf_elfheader (info.abfd)->e_ident[EI_CLASS] == ELFCLASS64)
+ mips_abi = MIPS_ABI_N64;
+ else
+ mips_abi = MIPS_ABI_N32;
break;
}
}
@@ -4494,6 +4500,30 @@ mips_gdbarch_init (struct gdbarch_info info,
else
tm_print_insn_info.mach = bfd_mach_mips8000;
break;
+ case MIPS_ABI_N64:
+ tdep->mips_default_saved_regsize = 8;
+ tdep->mips_default_stack_argsize = 8;
+ tdep->mips_fp_register_double = 1;
+ tdep->mips_last_arg_regnum = A0_REGNUM + 8 - 1;
+ tdep->mips_last_fp_arg_regnum = FPA0_REGNUM + 8 - 1;
+ tdep->mips_regs_have_home_p = 0;
+ tdep->gdb_target_is_mips64 = 1;
+ tdep->default_mask_address_p = 0;
+ set_gdbarch_long_bit (gdbarch, 64);
+ set_gdbarch_ptr_bit (gdbarch, 64);
+ set_gdbarch_long_long_bit (gdbarch, 64);
+
+ /* Set up the disassembler info, so that we get the right
+ register names from libopcodes. */
+ tm_print_insn_info.flavour = bfd_target_elf_flavour;
+ tm_print_insn_info.arch = bfd_arch_mips;
+ if (info.bfd_arch_info != NULL
+ && info.bfd_arch_info->arch == bfd_arch_mips
+ && info.bfd_arch_info->mach)
+ tm_print_insn_info.mach = info.bfd_arch_info->mach;
+ else
+ tm_print_insn_info.mach = bfd_mach_mips8000;
+ break;
default:
internal_error (__FILE__, __LINE__,
"unknown ABI in switch");