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authorEric Botcazou <ebotcazou@adacore.com>2010-05-19 17:53:58 +0000
committerEric Botcazou <ebotcazou@gcc.gnu.org>2010-05-19 17:53:58 +0000
commit616f1431bf3ad91356460164fcd7d4d8a6f3bd3f (patch)
treee941e9d3872b8da1472eb83529eb4f4677ae6331 /gcc/langhooks-def.h
parentdaf8c6f03b7b7ae33e2e8e301d367eb8cce80e5c (diff)
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langhooks.h (struct lang_hooks): Add new field deep_unsharing.
* langhooks.h (struct lang_hooks): Add new field deep_unsharing. * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro. (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING. * gimplify.c: (mostly_copy_tree_r): Copy trees under SAVE_EXPR and TARGET_EXPR nodes, but only once, if instructed to do so. Do not propagate the 'data' argument to copy_tree_r. (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker. Propagate 'data' argument to walk_tree. (copy_if_shared): New function. (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker. (unmark_visited): New function. (unshare_body): Call copy_if_shared instead of doing it manually. (unvisit_body): Call unmark_visited instead of doing it manually. ada/ * gcc-interface/misc.c (LANG_HOOKS_DEEP_UNSHARING): Redefine. * gcc-interface/trans.c (unshare_save_expr): Delete. (gigi): Do not unshare trees under SAVE_EXPRs here. From-SVN: r159592
Diffstat (limited to 'gcc/langhooks-def.h')
-rw-r--r--gcc/langhooks-def.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/langhooks-def.h b/gcc/langhooks-def.h
index 673ac03..68b5b72 100644
--- a/gcc/langhooks-def.h
+++ b/gcc/langhooks-def.h
@@ -111,6 +111,7 @@ extern void lhd_omp_firstprivatize_type_sizes (struct gimplify_omp_ctx *,
#define LANG_HOOKS_EH_PERSONALITY lhd_gcc_personality
#define LANG_HOOKS_EH_RUNTIME_TYPE lhd_pass_through_t
#define LANG_HOOKS_EH_USE_CXA_END_CLEANUP false
+#define LANG_HOOKS_DEEP_UNSHARING false
/* Attribute hooks. */
#define LANG_HOOKS_ATTRIBUTE_TABLE NULL
@@ -297,6 +298,7 @@ extern void lhd_end_section (void);
LANG_HOOKS_EH_PERSONALITY, \
LANG_HOOKS_EH_RUNTIME_TYPE, \
LANG_HOOKS_EH_USE_CXA_END_CLEANUP, \
+ LANG_HOOKS_DEEP_UNSHARING \
}
#endif /* GCC_LANG_HOOKS_DEF_H */