gcc/

[pf3gnuchains/gcc-fork.git] / gcc / doc / tm.texi

diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi
index de0381f..ec55551 100644 (file)
--- a/gcc/doc/tm.texi
+++ b/gcc/doc/tm.texi
@@ -5553,10 +5553,12 @@ the semantics of these opaque @code{UNSPEC}s by converting them back
 into their original form.
 @end deftypefn
 
-@deftypefn {Target Hook} bool TARGET_CANNOT_FORCE_CONST_MEM (rtx @var{x})
+@deftypefn {Target Hook} bool TARGET_CANNOT_FORCE_CONST_MEM (enum machine_mode @var{mode}, rtx @var{x})
 This hook should return true if @var{x} is of a form that cannot (or
-should not) be spilled to the constant pool.  The default version of
-this hook returns false.
+should not) be spilled to the constant pool.  @var{mode} is the mode
+of @var{x}.
+
+The default version of this hook returns false.
 
 The primary reason to define this hook is to prevent reload from
 deciding that a non-legitimate constant would be better reloaded