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author | Bernd Schmidt <bernds@redhat.com> | 2002-07-30 23:55:09 +0000 |
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committer | Bernd Schmidt <bernds@gcc.gnu.org> | 2002-07-30 23:55:09 +0000 |
commit | d8088c6f0717b2b7cfe12122c31c65b9b8eec42c (patch) | |
tree | f38c1781eb2aeb18a5c4a133085504e8688f441a | |
parent | c01d477a666b0555b7e6595820359b5e5b33869c (diff) | |
download | gcc-d8088c6f0717b2b7cfe12122c31c65b9b8eec42c.zip gcc-d8088c6f0717b2b7cfe12122c31c65b9b8eec42c.tar.gz gcc-d8088c6f0717b2b7cfe12122c31c65b9b8eec42c.tar.bz2 |
New target macro DECLARE_LIBRARY_RENAMES
From-SVN: r55889
-rw-r--r-- | gcc/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/config/fp-bit.c | 4 | ||||
-rw-r--r-- | gcc/doc/tm.texi | 7 | ||||
-rw-r--r-- | gcc/libgcc2.c | 4 |
4 files changed, 19 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4cb00df..01fd54a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -25,7 +25,10 @@ Bail out early if false_expr is NULL and we'd crash due to this. * genemit.c (gen_expand): Recognize return insns even if the return appears in a parallel. - + * libgcc2.c: Expand macro DECLARE_LIBRARY_RENAMES if it is defined. + * config/fp-bit.c: Likewise. + * doc/tm.texi: Document it. + 2002-07-30 David Edelsohn <edelsohn@gnu.org> Zack Weinberg <zack@codesourcery.com> diff --git a/gcc/config/fp-bit.c b/gcc/config/fp-bit.c index 3e42a4a..4253577 100644 --- a/gcc/config/fp-bit.c +++ b/gcc/config/fp-bit.c @@ -74,6 +74,10 @@ Boston, MA 02111-1307, USA. */ are referenced from within libc, since libgcc goes before and after the system library. */ +#ifdef DECLARE_LIBRARY_RENAMES + DECLARE_LIBRARY_RENAMES +#endif + #ifdef EXTENDED_FLOAT_STUBS __truncxfsf2 (){ abort(); } __extendsfxf2 (){ abort(); } diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi index 4715c31..4f98bf3 100644 --- a/gcc/doc/tm.texi +++ b/gcc/doc/tm.texi @@ -4598,6 +4598,13 @@ remainder in division of one unsigned full-word by another. If you do not define this macro, the default name is used, which is @code{__umoddi3}, a function defined in @file{libgcc.a}. +@findex DECLARE_LIBRARY_RENAMES +@item DECLARE_LIBRARY_RENAMES +This macro, if defined, should expand to a piece of C code that will get +expanded when compiling functions for libgcc.a. It can be used to +provide alternate names for gcc's internal library functions if there +are ABI-mandated names that the compiler should provide. + @findex INIT_TARGET_OPTABS @item INIT_TARGET_OPTABS Define this macro as a C statement that declares additional library diff --git a/gcc/libgcc2.c b/gcc/libgcc2.c index f91aadb..46b2f9c 100644 --- a/gcc/libgcc2.c +++ b/gcc/libgcc2.c @@ -43,6 +43,10 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA #include "libgcc2.h" +#ifdef DECLARE_LIBRARY_RENAMES + DECLARE_LIBRARY_RENAMES +#endif + #if defined (L_negdi2) DWtype __negdi2 (DWtype u) |