From 6ac5a24645e9f7793abc1f850d2a24a369a2e12b Mon Sep 17 00:00:00 2001 From: Jan Hubicka Date: Sat, 23 Dec 2006 01:27:44 +0100 Subject: [PATCH] tree-flow-inline.h (var_ann): External variable annotations are unshared too. * tree-flow-inline.h (var_ann): External variable annotations are unshared too. (tree_common_ann): Handle correctly unshared variables annotations. * tree-dfa.c (create_var_ann): External variable annotations are unshared too. From-SVN: r120164 --- gcc/ChangeLog | 8 ++++++++ gcc/tree-dfa.c | 6 +++--- gcc/tree-flow-inline.h | 5 ++++- 3 files changed, 15 insertions(+), 4 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1c10a1494956..be8a3f568be7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2006-12-23 Jan Hubicka + + * tree-flow-inline.h (var_ann): External variable annotations are + unshared too. + (tree_common_ann): Handle correctly unshared variables annotations. + * tree-dfa.c (create_var_ann): External variable annotations are + unshared too. + 2006-12-22 Kazu Hirata * basic-block.h: Remove the prototype for diff --git a/gcc/tree-dfa.c b/gcc/tree-dfa.c index 9c30eb53e191..59899f17f77a 100644 --- a/gcc/tree-dfa.c +++ b/gcc/tree-dfa.c @@ -130,7 +130,7 @@ create_var_ann (tree t) gcc_assert (DECL_P (t)); gcc_assert (!t->base.ann || t->base.ann->common.type == VAR_ANN); - if (TREE_STATIC (t)) + if (!MTAG_P (t) && (TREE_STATIC (t) || DECL_EXTERNAL (t))) { sann = GGC_CNEW (struct static_var_ann_d); ann = &sann->ann; @@ -140,7 +140,7 @@ create_var_ann (tree t) ann->common.type = VAR_ANN; - if (TREE_STATIC (t)) + if (!MTAG_P (t) && (TREE_STATIC (t) || DECL_EXTERNAL (t))) { void **slot; sann->uid = DECL_UID (t); @@ -696,7 +696,7 @@ set_default_def (tree var, tree def) htab_remove_elt (DEFAULT_DEFS (cfun), *loc); return; } - gcc_assert (TREE_CODE (def) == SSA_NAME); + gcc_assert (!def || TREE_CODE (def) == SSA_NAME); loc = htab_find_slot_with_hash (DEFAULT_DEFS (cfun), &in, DECL_UID (var), INSERT); diff --git a/gcc/tree-flow-inline.h b/gcc/tree-flow-inline.h index d87adc391124..0695c6562939 100644 --- a/gcc/tree-flow-inline.h +++ b/gcc/tree-flow-inline.h @@ -203,7 +203,7 @@ var_ann (tree t) gcc_assert (t); gcc_assert (DECL_P (t)); gcc_assert (TREE_CODE (t) != FUNCTION_DECL); - if (TREE_STATIC (t)) + if (!MTAG_P (t) && (TREE_STATIC (t) || DECL_EXTERNAL (t))) { struct static_var_ann_d *sann = ((struct static_var_ann_d *) @@ -952,6 +952,9 @@ clear_call_clobbered (tree var) static inline tree_ann_common_t tree_common_ann (tree t) { + /* Watch out static variables with unshared annotations. */ + if (DECL_P (t) && TREE_CODE (t) == VAR_DECL) + return &var_ann (t)->common; return &t->base.ann->common; }