read-md.h (fatal_at): Declare.

gcc/
	* read-md.h (fatal_at): Declare.
	* read-md.c (fatal_at): New function.
	* genattrtab.c (insn_def, attr_desc, delay_desc): Use a file_location
	to record the source position.
	(check_attr_test): Take a file_location instead of a line number.
	Use fatal_at instead of fatal.
	(check_attr_value): Update after above changes, using "at"
	rather than "with_line" reporting functions.
	(convert_set_attr_alternative): Likewise.
	(gen_attr): Likewise.
	(check_defs): Likewise.  Don't assign to read_md_filename.
	(gen_insn): Update initialization after above changes.
	(gen_delay): Likewise.
	(write_insn_cases): Print the filename for a define_peephole.
	(gen_insn_reserv): Take a line number as argument and update
	the call to check_attr_test.
	(main): Pass a line number to gen_insn_reserv.

From-SVN: r225880

gcc/ChangeLog

 2015-07-16  Richard Sandiford  <richard.sandiford@arm.com>
 
+	* read-md.h (fatal_at): Declare.
+	* read-md.c (fatal_at): New function.
+	* genattrtab.c (insn_def, attr_desc, delay_desc): Use a file_location
+	to record the source position.
+	(check_attr_test): Take a file_location instead of a line number.
+	Use fatal_at instead of fatal.
+	(check_attr_value): Update after above changes, using "at"
+	rather than "with_line" reporting functions.
+	(convert_set_attr_alternative): Likewise.
+	(gen_attr): Likewise.
+	(check_defs): Likewise.  Don't assign to read_md_filename.
+	(gen_insn): Update initialization after above changes.
+	(gen_delay): Likewise.
+	(write_insn_cases): Print the filename for a define_peephole.
+	(gen_insn_reserv): Take a line number as argument and update
+	the call to check_attr_test.
+	(main): Pass a line number to gen_insn_reserv.
+
+2015-07-16  Richard Sandiford  <richard.sandiford@arm.com>
+
 	* read-md.h (file_location): New structure.
 	(directive_handler_t): Take a file_location rather than a line number.
 	(message_at, error_at): Declare.

gcc/read-md.c

@@ -277,6 +277,19 @@ error_at (file_location loc, const char *msg, ...)
   have_error = 1;
 }
 
+/* Like message_at, but treat the condition as a fatal error.  */
+
+void
+fatal_at (file_location loc, const char *msg, ...)
+{
+  va_list ap;
+
+  va_start (ap, msg);
+  message_at_1 (loc, msg, ap);
+  va_end (ap);
+  exit (1);
+}
+
 /* A printf-like function for reporting an error against line LINENO
    in the current MD file.  */
 

gcc/read-md.h

@@ -136,6 +136,7 @@ extern void print_c_condition (const char *);
 extern void fprint_c_condition (FILE *, const char *);
 extern void message_at (file_location, const char *, ...) ATTRIBUTE_PRINTF_2;
 extern void error_at (file_location, const char *, ...) ATTRIBUTE_PRINTF_2;
+extern void fatal_at (file_location, const char *, ...) ATTRIBUTE_PRINTF_2;
 extern void message_with_line (int, const char *, ...) ATTRIBUTE_PRINTF_2;
 extern void error_with_line (int, const char *, ...) ATTRIBUTE_PRINTF_2;
 extern void fatal_with_file_and_line (const char *, ...)