cctools-845/as/read.c

1 /* read.c - read a source file -
4 This file is part of GAS, the GNU Assembler.
17 along with GAS; see the file COPYING.  If not, write to
54 #include "input-file.h"
66  * of source file to parse.
80    in the tc-<CPU>.h file.  See the "Porting GAS" section of the
195 /* Functions private to this file */
237     unsigned type;
283  * They are known as which segment and section name as well as the type &
290     uint32_t flags; /* type & attribute */
298      * of the file.
678  * parse_a_buffer().  With the NeXT version of read_a_source file simply
698 	     * This is a new file so switch start as if a .text was seen.  This
707 	     * physical file that is not an include file.  Each physical file's
709 	     * the begining of the file with the name of the file and one at the
716 	     * make a function stab work it must have a type number.  Since type
718 	     * are "magic" to the debugger we use type 3 for the types of the
721 	     * begining of each physical file include three type stabs, L_LSYM
724 	     * use them.  Type 3 is the void type like the 'C' compiler would
725 	     * produce which we use for the function stabs' type.  These three
768 	     * If the --gdwarf2 flag is present generate a .file for this.
776 	     * If we are now reading an include file we will bracket it's
784 	     * CAVAT: This will only work if the include file starts off in the
810 	    as_bad("file contains unmatched .ifs or .elses");
813 	    as_bad("file contains unmatched .macro and .endmacro for: %s",
837  * the assembly preprocessor (app) or by the compiler when it produces a file
861  *			(buffer_limit is declared in this file)
925 	     * processed by app or produced by a compiler where the file started
1220  * subfields is determined by the type of operation.  Spaces can appear
1230  *			(buffer_limit is declared in this file)
1434 	     * "#NO_APP\n" (or end of file) when we find it in some buffer.
1456 		 * We treat runing into the end of the file as if it was the
1891  *	.file name [ level_number ]
2515  *	.section segname , sectname [[[ , type ] , attribute] , sizeof_stub]
2525     uint32_t type, attribute;
2573 	 * Now see if the optional section type is present.
2575 	type = 0;
2592 		as_bad("unknown section type: %s", typename);
2597 	    type = type_name->type;
2626 		if(type == S_SYMBOL_STUBS){
2651 	    else if(type == S_SYMBOL_STUBS){
2661 	    if(type == S_NON_LAZY_SYMBOL_POINTERS ||
2662 	       type == S_LAZY_SYMBOL_POINTERS ||
2663 	       type == S_SYMBOL_STUBS ||
2664 	       type == S_MOD_INIT_FUNC_POINTERS ||
2665 	       type == S_MOD_TERM_FUNC_POINTERS)
2666 		as_fatal("incompatible feature used: section type %s (must "
2671 	frcP = section_new(segname, sectname, type, attribute, sizeof_stub);
4585 		as_bad("couldn't write to dump file: \"%s\"", filename);
4669 		 * don't go out in the object file.  Instead these symbols
4670 		 * should go out in the object file that did the .dump .
4697 		as_fatal("Couldn't find the dump file: \"%s\"", filename);
4705  * file.  This indicates to the static linker it is safe to divide up the
4796  * This opens the file given by the environment varable AS_SECURE_LOG_FILE, and
4824 	    char *file;
4827 	    as_file_and_line(&file, &line);
4829 			(file != NULL) ? file : "unknown",
4835 	    as_fatal("couldn't write to secure log file: \"%s\"",
4926 	    as_fatal("Couldn't find the .incbin file: \"%s\"", filename);
5011   as_bad ("Unknown segment type");