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fix libobjc ppc64 abi for darwin.

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libobjc:

	* encoding.c: Add TARGET_ALIGN_NATURAL definition for m64 powerpc darwin.
	Add a comment as to why, update FIXME comments.

testsuite:

	* objc.dg/gnu-encoding/struct-layout-encoding-1_generate.c:
	Update XFAILs.

From-SVN: r163906
This commit is contained in:
Iain Sandoe 2010-09-06 09:27:55 +00:00
parent 324d3f4525
commit 265a000dbb
4 changed files with 24 additions and 3 deletions
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5
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,8 @@
2010-09-06 Iain Sandoe <iains@gcc.gnu.org>
* objc.dg/gnu-encoding/struct-layout-encoding-1_generate.c:
Update XFAILs.
2010-09-06 Alexander Monakov <amonakov@ispras.ru>
PR rtl-optimization/44919

2
gcc/testsuite/objc.dg/gnu-encoding/struct-layout-encoding-1_generate.c
View File

@ -236,7 +236,7 @@ switchfiles (int fields)
|| filecnt == 22)
{
fprintf (outfile, "\
/* { dg-do run { xfail powerpc*-*-darwin* powerpc*-*-aix* } } */\n\
/* { dg-do run { xfail { { \"powerpc*-*-darwin*\" && { ! lp64 } } || { \"powerpc*-*-aix*\" } } } } */\n\
/* { dg-options \"-w -I%s -fgnu-runtime\" } */\n", srcdir);
}
/* FIXME: these should not be xfailed but they are because

5
libobjc/ChangeLog
View File

@ -1,3 +1,8 @@
2010-09-06 Iain Sandoe <iains@gcc.gnu.org>
* encoding.c: Add TARGET_ALIGN_NATURAL definition for m64 powerpc darwin.
Add a comment as to why, update FIXME comments.
2010-09-06 Nicola Pero <nicola.pero@meta-innovation.com>
* makefile.dos: Obsolete file removed.

15
libobjc/encoding.c
View File

@ -105,13 +105,24 @@ static int __attribute__ ((__unused__)) not_target_flags = 0;
#undef ALTIVEC_VECTOR_MODE
#define ALTIVEC_VECTOR_MODE(MODE) (0)
/* Furthermore, some (powerpc) targets also use TARGET_ALIGN_NATURAL
in their alignment macros. Currently[4.5/6], rs6000.h points this
to a static variable, initialized by target overrides. This is reset
in linux64.h but not in darwin64.h. The macro is not used by *86*. */
#if __MACH__ && __LP64__
# undef TARGET_ALIGN_NATURAL
# define TARGET_ALIGN_NATURAL 1
#endif
/* FIXME: while this file has no business including tm.h, this
definitely has no business defining this macro but it
is only way around without really rewritting this file,
should look after the branch of 3.4 to fix this. */
should look after the branch of 3.4 to fix this.
FIXME1: It's also out of date, darwin no longer has the same alignment
'special' as aix - this is probably the origin of the m32 breakage. */
#define rs6000_special_round_type_align(STRUCT, COMPUTED, SPECIFIED) \
({ const char *_fields = TYPE_FIELDS (STRUCT); \
({ const char *_fields = TYPE_FIELDS (STRUCT); \
((_fields != 0 \
&& TYPE_MODE (strip_array_types (TREE_TYPE (_fields))) == DFmode) \
? MAX (MAX (COMPUTED, SPECIFIED), 64) \