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| author | Jason Merrill <jason@redhat.com> | 2018-04-30 11:20:46 -0400 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 2018-04-30 11:20:46 -0400 |
| commit | 94b2a1e543ca20ed5e0468a186b27822d98b81b8 (patch) | |
| tree | e1da0af4455ae5bb9a676b99eeaa2dfd32d2b4c5 /gcc | |
| parent | 7761dfbee17cb7a4bb3539a381bec63d31af7c28 (diff) | |
| download | gcc-94b2a1e543ca20ed5e0468a186b27822d98b81b8.zip gcc-94b2a1e543ca20ed5e0468a186b27822d98b81b8.tar.gz gcc-94b2a1e543ca20ed5e0468a186b27822d98b81b8.tar.bz2 | |
tree.c (build_clobber): New.
* tree.c (build_clobber): New.
* tree.h: Declare it.
* gimplify.c (gimplify_bind_expr, gimplify_target_expr): Use it.
From-SVN: r259770
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/cp/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/cp/decl.c | 3 | ||||
| -rw-r--r-- | gcc/gimplify.c | 7 | ||||
| -rw-r--r-- | gcc/tree.c | 10 | ||||
| -rw-r--r-- | gcc/tree.h | 1 |
6 files changed, 24 insertions, 7 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 74ac8b4..eccb89a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2018-04-30 Jason Merrill <jason@redhat.com> + + * tree.c (build_clobber): New. + * tree.h: Declare it. + * gimplify.c (gimplify_bind_expr, gimplify_target_expr): Use it. + 2018-04-30 David Malcolm <dmalcolm@redhat.com> * diagnostic-show-locus.c (layout::layout): Update for diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 6253c9b..7e32e75 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,7 @@ +2018-04-30 Jason Merrill <jason@redhat.com> + + * decl.c (build_clobber_this): Use build_clobber. + 2018-04-27 Jakub Jelinek <jakub@redhat.com> PR c++/85553 diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c index 03bc041..07f3a61 100644 --- a/gcc/cp/decl.c +++ b/gcc/cp/decl.c @@ -14874,8 +14874,7 @@ build_clobber_this () if (!vbases) ctype = CLASSTYPE_AS_BASE (ctype); - tree clobber = build_constructor (ctype, NULL); - TREE_THIS_VOLATILE (clobber) = true; + tree clobber = build_clobber (ctype); tree thisref = current_class_ref; if (ctype != current_class_type) diff --git a/gcc/gimplify.c b/gcc/gimplify.c index c32869b4..b5b80ab 100644 --- a/gcc/gimplify.c +++ b/gcc/gimplify.c @@ -1379,9 +1379,8 @@ gimplify_bind_expr (tree *expr_p, gimple_seq *pre_p) && !is_gimple_reg (t) && flag_stack_reuse != SR_NONE) { - tree clobber = build_constructor (TREE_TYPE (t), NULL); + tree clobber = build_clobber (TREE_TYPE (t)); gimple *clobber_stmt; - TREE_THIS_VOLATILE (clobber) = 1; clobber_stmt = gimple_build_assign (t, clobber); gimple_set_location (clobber_stmt, end_locus); gimplify_seq_add_stmt (&cleanup, clobber_stmt); @@ -6603,9 +6602,7 @@ gimplify_target_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p) { if (flag_stack_reuse == SR_ALL) { - tree clobber = build_constructor (TREE_TYPE (temp), - NULL); - TREE_THIS_VOLATILE (clobber) = true; + tree clobber = build_clobber (TREE_TYPE (temp)); clobber = build2 (MODIFY_EXPR, TREE_TYPE (temp), temp, clobber); gimple_push_cleanup (temp, clobber, false, pre_p, true); } @@ -2059,6 +2059,16 @@ build_constructor_va (tree type, int nelts, ...) return build_constructor (type, v); } +/* Return a node of type TYPE for which TREE_CLOBBER_P is true. */ + +tree +build_clobber (tree type) +{ + tree clobber = build_constructor (type, NULL); + TREE_THIS_VOLATILE (clobber) = true; + return clobber; +} + /* Return a new FIXED_CST node whose type is TYPE and value is F. */ tree @@ -4173,6 +4173,7 @@ extern tree build_constructor (tree, vec<constructor_elt, va_gc> *); extern tree build_constructor_single (tree, tree, tree); extern tree build_constructor_from_list (tree, tree); extern tree build_constructor_va (tree, int, ...); +extern tree build_clobber (tree); extern tree build_real_from_int_cst (tree, const_tree); extern tree build_complex (tree, tree, tree); extern tree build_complex_inf (tree, bool); |