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authorTobias Burnus <burnus@net-b.de>2013-10-24 18:25:44 +0200
committerTobias Burnus <burnus@gcc.gnu.org>2013-10-24 18:25:44 +0200
commit8170608bfc488f0dde37b332776e59c912244366 (patch)
treeddaa06506f828f6ab35f493e688951e5b042fbdf /gcc/doc/generic.texi
parenta079f50a721208e94d23fee77ad77322ad1b74a8 (diff)
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re PR other/33426 (Support of #pragma ivdep)
2013-08-24 Tobias Burnus <burnus@net-b.de> PR other/33426 * c-pragma.c (init_pragma) Add #pragma ivdep handling. * c-pragma.h (pragma_kind): Add PRAGMA_IVDEP. PR other/33426 * c-parser.c (c_parser_pragma, c_parser_for_statement): Handle PRAGMA_IVDEP. (c_parser_statement_after_labels): Update call. PR other/33426 * tree-cfg.c (replace_loop_annotate): New function. (execute_build_cfg): Call it. * gimplify.c (gimple_boolify, gimplify_expr): Handle * ANNOTATE_EXPR. * internal-fn.c (expand_ANNOTATE): New function. * internal-fn.def (ANNOTATE): Define as new internal function. * tree-core.h (tree_node_kind): Add annot_expr_ivdep_kind. * tree-pretty-print.c (dump_generic_node): Handle ANNOTATE_EXPR. * tree.def (ANNOTATE_EXPR): New DEFTREECODE. * doc/extend.texi (Pragmas): Document #pragma ivdep. * doc/generic.texi (Expressions): Document ANNOTATE_EXPR. PR other/33426 * testsuite/gcc.dg/ivdep.c: New. * testsuite/gcc.dg/vect/vect-ivdep-1.c: New. From-SVN: r204021
Diffstat (limited to 'gcc/doc/generic.texi')
-rw-r--r--gcc/doc/generic.texi6
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/doc/generic.texi b/gcc/doc/generic.texi
index ccecd6e8..75c4745 100644
--- a/gcc/doc/generic.texi
+++ b/gcc/doc/generic.texi
@@ -1279,6 +1279,7 @@ the byte offset of the field, but should not be used directly; call
@tindex SAVE_EXPR
@tindex TARGET_EXPR
@tindex VA_ARG_EXPR
+@tindex ANNOTATE_EXPR
@table @code
@item NEGATE_EXPR
@@ -1692,8 +1693,13 @@ mechanism. It represents expressions like @code{va_arg (ap, type)}.
Its @code{TREE_TYPE} yields the tree representation for @code{type} and
its sole argument yields the representation for @code{ap}.
+@item ANNOTATE_EXPR
+This node is used to attach markers to an expression. The first operand
+is the annotated expression, the second is an @code{INTEGER_CST} with
+a value from @code{enum annot_expr_kind}.
@end table
+
@node Vectors
@subsection Vectors
@tindex VEC_LSHIFT_EXPR