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-rw-r--r--include/elf/m68k.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/elf/m68k.h b/include/elf/m68k.h
index 4bc365321a..3665d72453 100644
--- a/include/elf/m68k.h
+++ b/include/elf/m68k.h
@@ -52,12 +52,16 @@ START_RELOC_NUMBERS (elf_m68k_reloc_type)
RELOC_NUMBER (R_68K_GNU_VTENTRY, 24)
END_RELOC_NUMBERS (R_68K_max)
+/* We use the top 24 bits to encode information about the
+ architecture variant. */
#define EF_M68K_CPU32 0x00810000
#define EF_M68K_M68000 0x01000000
#define EF_M68K_CFV4E 0x00008000
+#define EF_M68K_ARCH_MASK (EF_M68K_M68000 | EF_M68K_CPU32 | EF_M68K_CFV4E)
/* We use the bottom 8 bits to encode information about the
- coldfire variant. */
+ coldfire variant. If we use any of these bits, the top 24 bits are
+ either 0 or EF_M68K_CFV4E. */
#define EF_M68K_CF_ISA_MASK 0x0F /* Which ISA */
#define EF_M68K_CF_ISA_A_NODIV 0x01 /* ISA A except for div */
#define EF_M68K_CF_ISA_A 0x02