invoke.texi: Adjust default values for large-function-growth and inline-unit-growth to match...

	* doc/invoke.texi: Adjust default values for
	large-function-growth and inline-unit-growth to match
	params.def.  Clarify used algorithm.

From-SVN: r91845

gcc/ChangeLog

+2004-12-08  Richard Guenther <richard.guenther@uni-tuebingen.de>
+
+	* doc/invoke.texi: Adjust default values for
+	large-function-growth and inline-unit-growth to match
+	params.def.  Clarify used algorithm.
+
 2004-12-07  David Mosberger  <davidm@hpl.hp.com>
 
         PR target/18443

gcc/doc/invoke.texi

@@ -5388,22 +5388,25 @@ be applied.
 The default value is 120.
 
 @item large-function-insns
-The limit specifying really large functions.  For functions greater than this
-limit inlining is constrained by @option{--param large-function-growth}.
-This parameter is useful primarily to avoid extreme compilation time caused by non-linear
-algorithms used by the backend.
+The limit specifying really large functions.  For functions larger than this
+limit after inlining inlining is constrained by
+@option{--param large-function-growth}.  This parameter is useful primarily
+to avoid extreme compilation time caused by non-linear algorithms used by the
+backend.
 This parameter is ignored when @option{-funit-at-a-time} is not used.
 The default value is 3000.
 
 @item large-function-growth
 Specifies maximal growth of large function caused by inlining in percents.
 This parameter is ignored when @option{-funit-at-a-time} is not used.
-The default value is 200.
+The default value is 100 which limits large function growth to 2.0 times
+the original size.
 
 @item inline-unit-growth
 Specifies maximal overall growth of the compilation unit caused by inlining.
 This parameter is ignored when @option{-funit-at-a-time} is not used.
-The default value is 150.
+The default value is 50 which limits unit growth to 1.5 times the original
+size.
 
 @item max-inline-insns-recursive
 @itemx max-inline-insns-recursive-auto