/* BFD support for the Altera Nios II processor.
- Copyright (C) 2012, 2013 Free Software Foundation, Inc.
+ Copyright (C) 2012-2019 Free Software Foundation, Inc.
Contributed by Nigel Gray (ngray@altera.com).
Contributed by Mentor Graphics, Inc.
#include "bfd.h"
#include "libbfd.h"
-#define N(BITS_WORD, BITS_ADDR, NUMBER, PRINT, DEFAULT, NEXT) \
+static const bfd_arch_info_type *
+nios2_compatible (const bfd_arch_info_type *a,
+ const bfd_arch_info_type *b)
+{
+ if (a->arch != b->arch)
+ return NULL;
+
+ if (a->bits_per_word != b->bits_per_word)
+ return NULL;
+
+ if (a->mach == bfd_mach_nios2)
+ return a;
+ else if (b->mach == bfd_mach_nios2)
+ return b;
+ else if (a->mach != b->mach)
+ return NULL;
+
+ return a;
+}
+
+#define N(NUMBER, PRINT, DEFAULT, NEXT) \
{ \
- BITS_WORD, /* bits in a word */ \
- BITS_ADDR, /* bits in an address */ \
- 8, /* 8 bits in a byte */ \
+ 32, /* Bits in a word. */ \
+ 32, /* Bits in an address. */ \
+ 8, /* Bits in a byte. */ \
bfd_arch_nios2, \
NUMBER, \
"nios2", \
PRINT, \
3, \
DEFAULT, \
- bfd_default_compatible, \
+ nios2_compatible, \
bfd_default_scan, \
- bfd_arch_default_fill, \
- NEXT \
+ bfd_arch_default_fill, \
+ NEXT, \
+ 0 /* Maximum offset of a reloc from the start of an insn. */ \
}
-const bfd_arch_info_type bfd_nios2_arch = N (32, 32, 0, "nios2", TRUE, NULL);
+#define NIOS2R1_NEXT &arch_info_struct[0]
+#define NIOS2R2_NEXT &arch_info_struct[1]
+
+static const bfd_arch_info_type arch_info_struct[2] =
+{
+ N (bfd_mach_nios2r1, "nios2:r1", FALSE, NIOS2R2_NEXT),
+ N (bfd_mach_nios2r2, "nios2:r2", FALSE, NULL),
+};
+
+const bfd_arch_info_type bfd_nios2_arch =
+ N (bfd_mach_nios2, "nios2", TRUE, NIOS2R1_NEXT);