From 821fce246e47ef5b4b923f9ed92fa367a9098d26 Mon Sep 17 00:00:00 2001 From: Roman Gareev Date: Thu, 14 Aug 2014 14:53:59 +0000 Subject: [PATCH] graphite-scop-detection.c: Add inclusion of cp-tree.h. [gcc/] * graphite-scop-detection.c: Add inclusion of cp-tree.h. (graphite_can_represent_scev): Disables the handling of SSA_NAME nodes in case they are pointers to object types From-SVN: r213969 --- gcc/ChangeLog | 7 +++++++ gcc/graphite-scop-detection.c | 9 +++++++++ 2 files changed, 16 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4d5841c5735..0761150e7ac 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2014-08-14 Roman Gareev + + * graphite-scop-detection.c: + Add inclusion of cp-tree.h. + (graphite_can_represent_scev): Disables the handling of SSA_NAME nodes + in case they are pointers to object types + 2014-08-14 Richard Biener * BASE-VER: Change to 5.0.0 diff --git a/gcc/graphite-scop-detection.c b/gcc/graphite-scop-detection.c index 5d1c96e353d..4158368917c 100644 --- a/gcc/graphite-scop-detection.c +++ b/gcc/graphite-scop-detection.c @@ -54,6 +54,7 @@ along with GCC; see the file COPYING3. If not see #include "tree-pass.h" #include "sese.h" #include "tree-ssa-propagate.h" +#include "cp/cp-tree.h" #ifdef HAVE_cloog #include "graphite-poly.h" @@ -217,6 +218,14 @@ graphite_can_represent_scev (tree scev) if (chrec_contains_undetermined (scev)) return false; + /* We disable the handling of pointer types, because it’s currently not + supported by Graphite with the ISL AST generator. SSA_NAME nodes are + the only nodes, which are disabled in case they are pointers to object + types, but this can be changed. */ + + if (TYPE_PTROB_P (TREE_TYPE (scev)) && TREE_CODE (scev) == SSA_NAME) + return false; + switch (TREE_CODE (scev)) { case NEGATE_EXPR: -- 2.30.2