loop.texi: New file.

	* doc/loop.texi: New file.
	* doc/gccint.texi: Reference loop.texi.
	* Makefile.in (loop.texi): Add.

From-SVN: r117277

gcc/ChangeLog

+2006-09-28  Zdenek Dvorak <dvorakz@suse.cz>
+
+	* doc/loop.texi: New file.
+	* doc/gccint.texi: Reference loop.texi.
+	* Makefile.in (loop.texi): Add.
+
 2006-09-27  Geoffrey Keating  <geoffk@apple.com>
 
 	* config/darwin.h (ENABLE_EXECUTE_STACK): New, use getpagesize not

gcc/Makefile.in

@@ -3380,7 +3380,8 @@ TEXI_GCCINT_FILES = gccint.texi gcc-common.texi gcc-vers.texi		\
 	 rtl.texi md.texi tm.texi hostconfig.texi fragments.texi	\
 	 configfiles.texi collect2.texi headerdirs.texi funding.texi	\
 	 gnu.texi gpl.texi fdl.texi contrib.texi languages.texi		\
-	 sourcebuild.texi gty.texi libgcc.texi cfg.texi tree-ssa.texi
+	 sourcebuild.texi gty.texi libgcc.texi cfg.texi tree-ssa.texi	\
+	 loop.texi
 
 TEXI_GCCINSTALL_FILES = install.texi install-old.texi fdl.texi
 

gcc/doc/gccint.texi

@@ -111,6 +111,7 @@ Additional tutorial information is linked to from
 * RTL::             The intermediate representation that most passes work on.
 * Control Flow::    Maintaining and manipulating the control flow graph.
 * Tree SSA::        Analysis and optimization of the tree representation.
+* Loop Representation:: Analysis and representation of loops
 * Machine Desc::    How to write machine description instruction patterns.
 * Target Macros::   How to write the machine description C macros and functions.
 * Host Config::     Writing the @file{xm-@var{machine}.h} file.
@@ -141,6 +142,7 @@ Additional tutorial information is linked to from
 @include passes.texi
 @include c-tree.texi
 @include tree-ssa.texi
+@include loop.texi
 @include rtl.texi
 @include cfg.texi
 @include md.texi