configure.in (enable-coverage): Add SELF_COVERAGE.

	* configure.in (enable-coverage): Add SELF_COVERAGE.
	* profile.c (end_branch_prob): Use SELF_COVERAGE.

From-SVN: r60476

gcc/ChangeLog

+2002-12-24  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* configure.in (enable-coverage): Add SELF_COVERAGE.
+	* profile.c (end_branch_prob): Use SELF_COVERAGE.
+
 2002-12-24  Jim Wilson  <wilson@redhat.com>
 
 	* alias.c (record_set): Handle multi-reg hard registers.

gcc/configure.in

@@ -364,15 +364,15 @@ AC_ARG_ENABLE(coverage,
 [  --enable-coverage[=LEVEL]
 			  enable compiler\'s code coverage collection.
 			  Use to measure compiler performance and locate
-			  unused parts of the compiler. With LEVEL, specificy
+			  unused parts of the compiler. With LEVEL, specify
 			  optimization. Values are opt, noopt,
 			  default is noopt],
 [case "${enableval}" in
 yes|noopt)
-	coverage_flags="-fprofile-arcs -ftest-coverage -O0"
+	coverage_flags="-fprofile-arcs -ftest-coverage -O0 -DSELF_COVERAGE=1"
 	;;
 opt)
-	coverage_flags="-fprofile-arcs -ftest-coverage -O2"
+	coverage_flags="-fprofile-arcs -ftest-coverage -O2 -DSELF_COVERAGE=2"
 	;;
 *)
 	AC_MSG_ERROR(unknown coverage setting $enableval)

gcc/profile.c

@@ -1428,18 +1428,11 @@ end_branch_prob ()
     {
       if (bbg_file)
 	{
-#if __GNUC__ && !CROSS_COMPILE && SUPPORTS_WEAK
-	  /* If __gcov_init has a value in the compiler, it means we
-	     are instrumenting ourselves. We should not remove the
-	     counts file, because we might be recompiling
-	     ourselves. The .da files are all removed during copying
-	     the stage1 files.  */
-	  extern void __gcov_init (void *)
-	    __attribute__ ((weak));
-	  
-	  if (!__gcov_init)
-	    unlink (da_file_name);
-#else
+#if !SELF_COVERAGE
+	  /* If the compiler is instrumented, we should not remove the
+             counts file, because we might be recompiling
+             ourselves. The .da files are all removed during copying
+             the stage1 files.  */
 	  unlink (da_file_name);
 #endif
 	  fclose (bbg_file);