#ifndef __A_OUT_GNU_H__
#define __A_OUT_GNU_H__
+/* There are two main flavours of a.out, one which uses the standard
+ relocations, and one which uses extended relocations.
+
+ Today, the extended reloc uses are
+ TC_SPARC, TC_A29K
+
+ each must define the enum reloc_type
+
+*/
+
+#define USE_EXTENDED_RELOC (defined(TC_SPARC) || defined(TC_A29K))
+
#if defined(TC_SPARC) || defined(TC_A29K)
enum reloc_type {
RELOC_8, RELOC_16, RELOC_32, /* simple relocations */
};
#endif /* TC_SPARC or TC_A29K */
-#ifdef TC_I860
-/* NOTE: three bits max, see struct reloc_info_i860.r_type */
-enum i860_reloc_type {
- NO_RELOC = 0, BRADDR, LOW0, LOW1, LOW2, LOW3, LOW4, SPLIT0, SPLIT1, SPLIT2, RELOC_32,
-};
-
- /* NOTE: two bits max, see reloc_info_i860.r_type */
-enum highlow_type {
- NO_SPEC = 0, PAIR, HIGH, HIGHADJ,
-};
-#endif /* TC_I860 */
#define __GNU_EXEC_MACROS__
reloc_ext_bytes is how it looks on disk. reloc_info_extended is
how we might process it on a native host. */
+#if USE_EXTENDED_RELOC
struct reloc_ext_bytes {
unsigned char r_address[4];
unsigned char r_addend[4];
};
-struct reloc_info_i860
-{
- unsigned long r_address;
- /*
- * Using bit fields here is a bad idea because the order is not portable. :-(
- */
- unsigned int r_symbolnum: 24;
- unsigned int r_pcrel : 1;
- unsigned int r_extern : 1;
- /* combining the two field simplifies the argument passing in "new_fix()" */
- /* and is compatible with the existing Sparc #ifdef's */
- /* r_type: highlow_type - bits 5,4; reloc_type - bits 3-0 */
- unsigned int r_type : 6;
- long r_addend;
-};
-
#define RELOC_EXT_BITS_EXTERN_BIG 0x80
#define RELOC_EXT_BITS_EXTERN_LITTLE 0x01
long int r_addend;
};
+#else
+
/* The standard, old-fashioned, Berkeley compatible relocation struct */
+
+
+#ifdef TC_I860
+/* NOTE: three bits max, see struct reloc_info_i860.r_type */
+enum i860_reloc_type {
+ NO_RELOC = 0, BRADDR, LOW0, LOW1, LOW2, LOW3, LOW4, SPLIT0, SPLIT1, SPLIT2, RELOC_32,
+};
+
+typedef enum i860_reloc_type reloc_type;
+
+ /* NOTE: two bits max, see reloc_info_i860.r_type */
+enum highlow_type {
+ NO_SPEC = 0, PAIR, HIGH, HIGHADJ,
+};
+
+
+struct reloc_info_i860
+{
+ unsigned long r_address;
+ /*
+ * Using bit fields here is a bad idea because the order is not portable. :-(
+ */
+ unsigned int r_symbolnum: 24;
+ unsigned int r_pcrel : 1;
+ unsigned int r_extern : 1;
+ /* combining the two field simplifies the argument passing in "new_fix()" */
+ /* and is compatible with the existing Sparc #ifdef's */
+ /* r_type: highlow_type - bits 5,4; reloc_type - bits 3-0 */
+ unsigned int r_type : 6;
+ long r_addend;
+};
+
+#endif /* TC_I860 */
+
+
struct reloc_std_bytes {
unsigned char r_address[4];
unsigned char r_index[3];
#define RELOC_STD_SIZE 8 /* Bytes per relocation entry */
+#endif /* USE_EXTENDED_RELOC */
+
#ifndef CUSTOM_RELOC_FORMAT
struct relocation_info
{