From 1e60c0577d2a835744f39c9b82a5564ea9fe11d7 Mon Sep 17 00:00:00 2001 From: "J\"orn Rennecke" Date: Thu, 10 Jul 2003 14:56:33 +0000 Subject: * tm.texi (RETURN_ADDR_OFFSET): Document. From-SVN: r69190 --- gcc/ChangeLog | 4 ++++ gcc/doc/tm.texi | 7 +++++++ 2 files changed, 11 insertions(+) (limited to 'gcc') diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 359cf6d..510512a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2003-07-10 J"orn Rennecke + + * tm.texi (RETURN_ADDR_OFFSET): Document. + 2003-07-10 Nathan Sidwell * gcov-io.h: Update documentation. diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi index 9fea987..c9ca07d 100644 --- a/gcc/doc/tm.texi +++ b/gcc/doc/tm.texi @@ -2999,6 +2999,13 @@ If you want to support call frame exception handling, you must define either this macro or the @code{eh_return} instruction pattern. @end defmac +@defmac RETURN_ADDR_OFFSET +If defined, an integer-valued C expression for which rtl will be generated +to add it to the exception handler address before it is searched in the +exception handling tables, and to subtract it again from the address before +using it to return to the exception handler. +@end defmac + @defmac ASM_PREFERRED_EH_DATA_FORMAT (@var{code}, @var{global}) This macro chooses the encoding of pointers embedded in the exception handling sections. If at all possible, this should be defined such -- cgit v1.1