Mon Feb 2 17:10:38 1998 Steve Haworth <steve@pm.cse.rmit.EDU.AU>

	* tic30.h: New file.

2 files changed, 204 insertions, 0 deletions

diff --git a/include/coff/.Sanitize b/include/coff/.Sanitize
index 5dda18d..b806ae0 100644
--- a/include/coff/.Sanitize
+++ b/include/coff/.Sanitize
@@ -55,6 +55,7 @@ sh.h
 sparc.h
 sym.h
 symconst.h
+tic30.h
 w65.h
 we32k.h
 z8k.h
diff --git a/include/coff/tic30.h b/include/coff/tic30.h
new file mode 100644
index 0000000..10b026c
--- /dev/null
+++ b/include/coff/tic30.h
@@ -0,0 +1,203 @@
+/*** coff information for Texas Instruments TMS320C3X */
+
+/********************** FILE HEADER **********************/
+
+struct external_filehdr {
+	char f_magic[2];	/* magic number			*/
+	char f_nscns[2];	/* number of sections		*/
+	char f_timdat[4];	/* time & date stamp		*/
+	char f_symptr[4];	/* file pointer to symtab	*/
+	char f_nsyms[4];	/* number of symtab entries	*/
+	char f_opthdr[2];	/* sizeof(optional hdr)		*/
+	char f_flags[2];	/* flags			*/
+};
+
+
+#define	TIC30MAGIC	0xC000
+
+#define TIC30BADMAG(x) (((x).f_magic!=TIC30MAGIC))
+
+#define	FILHDR	struct external_filehdr
+#define	FILHSZ	20
+
+
+/********************** AOUT "OPTIONAL HEADER" **********************/
+
+
+typedef struct 
+{
+  char 	magic[2];		/* type of file				*/
+  char	vstamp[2];		/* version stamp			*/
+  char	tsize[4];		/* text size in bytes, padded to FW bdry*/
+  char	dsize[4];		/* initialized data "  "		*/
+  char	bsize[4];		/* uninitialized data "   "		*/
+  char	entry[4];		/* entry pt.				*/
+  char 	text_start[4];		/* base of text used for this file */
+  char 	data_start[4];		/* base of data used for this file */
+}
+AOUTHDR;
+
+
+#define AOUTHDRSZ 28
+#define AOUTSZ 28
+
+
+
+
+/********************** SECTION HEADER **********************/
+
+
+struct external_scnhdr {
+	char		s_name[8];	/* section name			*/
+	char		s_paddr[4];	/* physical address, aliased s_nlib */
+	char		s_vaddr[4];	/* virtual address		*/
+	char		s_size[4];	/* section size			*/
+	char		s_scnptr[4];	/* file ptr to raw data for section */
+	char		s_relptr[4];	/* file ptr to relocation	*/
+	char		s_lnnoptr[4];	/* file ptr to line numbers	*/
+	char		s_nreloc[2];	/* number of relocation entries	*/
+	char		s_nlnno[2];	/* number of line number entries*/
+	char		s_flags[4];	/* flags			*/
+};
+
+/*
+ * names of "special" sections
+ */
+#define _TEXT	".text"
+#define _DATA	".data"
+#define _BSS	".bss"
+
+
+#define	SCNHDR	struct external_scnhdr
+#define	SCNHSZ	40
+
+
+/********************** LINE NUMBERS **********************/
+
+/* 1 line number entry for every "breakpointable" source line in a section.
+ * Line numbers are grouped on a per function basis; first entry in a function
+ * grouping will have l_lnno = 0 and in place of physical address will be the
+ * symbol table index of the function name.
+ */
+struct external_lineno {
+	union {
+		char l_symndx[4];	/* function name symbol index, iff l_lnno == 0*/
+		char l_paddr[4];	/* (physical) address of line number	*/
+	} l_addr;
+	char l_lnno[4];	/* line number		*/
+};
+
+#define GET_LINENO_LNNO(abfd, ext) bfd_h_get_32(abfd, (bfd_byte *) (ext->l_lnno));
+#define PUT_LINENO_LNNO(abfd,val, ext) bfd_h_put_32(abfd,val,  (bfd_byte *) (ext->l_lnno));
+
+#define	LINENO	struct external_lineno
+#define	LINESZ	8
+
+
+/********************** SYMBOLS **********************/
+
+#define E_SYMNMLEN	8	/* # characters in a symbol name	*/
+#define E_FILNMLEN	14	/* # characters in a file name		*/
+#define E_DIMNUM	4	/* # array dimensions in auxiliary entry */
+
+struct external_syment 
+{
+  union {
+    char e_name[E_SYMNMLEN];
+    struct {
+      char e_zeroes[4];
+      char e_offset[4];
+    } e;
+  } e;
+  char e_value[4];
+  char e_scnum[2];
+  char e_type[2];
+  char e_sclass[1];
+  char e_numaux[1];
+};
+
+
+
+#define N_BTMASK	(017)
+#define N_TMASK		(060)
+#define N_BTSHFT	(4)
+#define N_TSHIFT	(2)
+  
+
+union external_auxent {
+  struct {
+	char x_tagndx[4];	/* str, un, or enum tag indx */
+	union {
+	  struct {
+		char  x_lnno[2]; /* declaration line number */
+		char  x_size[2]; /* str/union/array size */
+	  } x_lnsz;
+	  char x_fsize[4];	/* size of function */
+	} x_misc;
+	union {
+	  struct {		/* if ISFCN, tag, or .bb */
+		char x_lnnoptr[4];	/* ptr to fcn line # */
+		char x_endndx[4];	/* entry ndx past block end */
+	  } x_fcn;
+	  struct {		/* if ISARY, up to 4 dimen. */
+		char x_dimen[E_DIMNUM][2];
+	  } x_ary;
+	} x_fcnary;
+	char x_tvndx[2];		/* tv index */
+  } x_sym;
+  
+  union {
+	char x_fname[E_FILNMLEN];
+	struct {
+	  char x_zeroes[4];
+	  char x_offset[4];
+	} x_n;
+  } x_file;
+  
+  struct {
+	char x_scnlen[4];			/* section length */
+	char x_nreloc[2];	/* # relocation entries */
+	char x_nlinno[2];	/* # line numbers */
+  } x_scn;
+  
+  struct {
+	char x_tvfill[4];	/* tv fill value */
+	char x_tvlen[2];	/* length of .tv */
+	char x_tvran[2][2];	/* tv range */
+  } x_tv;		/* info about .tv section (in auxent of symbol .tv)) */
+  
+
+};
+
+#define	SYMENT	struct external_syment
+#define	SYMESZ	18	
+#define	AUXENT	union external_auxent
+#define	AUXESZ	18
+
+
+
+/********************** RELOCATION DIRECTIVES **********************/
+
+/* The external reloc has an offset field, because some of the reloc
+   types on the z8k don't have room in the instruction for the entire
+   offset - eg with segments */
+
+struct external_reloc {
+  char r_vaddr[4];
+  char r_symndx[4];
+  char r_offset[4];
+  char r_type[2];
+  char r_stuff[2];
+};
+
+
+#define RELOC struct external_reloc
+#define RELSZ 16
+
+/* TMS320C30 relocation types.  */
+
+#define R_TIC30_ABS16 0x100  /* 16 bit absolute. */
+#define R_TIC30_ABS24 0x101  /* 24 bit absolute. */
+#define R_TIC30_ABS32 0x102  /* 32 bit absolute. */
+#define R_TIC30_LDP   0x103  /* LDP bits 23-16 to 7-0. */
+#define R_TIC30_PC16  0x104  /* 16 bit pc relative. */