aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJeff Law <law@redhat.com>2004-12-10 10:28:32 -0700
committerJeff Law <law@gcc.gnu.org>2004-12-10 10:28:32 -0700
commitf914cec23622b17cc1972c1deea6bcfbf843b0fe (patch)
tree7caf9feb5b5409d057923a729633e46d84e20602
parent036ff63feed89f4e50c1a10ae0761a1764a566e1 (diff)
downloadgcc-f914cec23622b17cc1972c1deea6bcfbf843b0fe.zip
gcc-f914cec23622b17cc1972c1deea6bcfbf843b0fe.tar.gz
gcc-f914cec23622b17cc1972c1deea6bcfbf843b0fe.tar.bz2
tree-ssa-alias.c (setup_pointers_and_addressables): Remove redundant test of v_ann->mem_tag_kind.
* tree-ssa-alias.c (setup_pointers_and_addressables): Remove redundant test of v_ann->mem_tag_kind. * tree-ssa-operands.c (get_indirect_ref_operands): Remove redundant conditional clearing opf_kill_def. From-SVN: r92000
-rw-r--r--gcc/ChangeLog8
-rw-r--r--gcc/tree-ssa-alias.c1
-rw-r--r--gcc/tree-ssa-operands.c12
3 files changed, 8 insertions, 13 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index fa08cb4..0d4929c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2004-12-02 Jeff Law <law@redhat.com>
+
+ * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
+ redundant test of v_ann->mem_tag_kind.
+
+ * tree-ssa-operands.c (get_indirect_ref_operands): Remove
+ redundant conditional clearing opf_kill_def.
+
2004-12-10 Richard Sandiford <rsandifo@redhat.com>
* config/frv/frv-modes.def: Fix comment typos.
diff --git a/gcc/tree-ssa-alias.c b/gcc/tree-ssa-alias.c
index b321d26..ecdd7f4 100644
--- a/gcc/tree-ssa-alias.c
+++ b/gcc/tree-ssa-alias.c
@@ -1402,7 +1402,6 @@ setup_pointers_and_addressables (struct alias_info *ai)
if (TREE_ADDRESSABLE (var))
{
if (!bitmap_bit_p (ai->addresses_needed, v_ann->uid)
- && v_ann->mem_tag_kind == NOT_A_TAG
&& TREE_CODE (var) != RESULT_DECL
&& !is_global_var (var))
{
diff --git a/gcc/tree-ssa-operands.c b/gcc/tree-ssa-operands.c
index f8d7015..fc43a19 100644
--- a/gcc/tree-ssa-operands.c
+++ b/gcc/tree-ssa-operands.c
@@ -1374,18 +1374,6 @@ get_indirect_ref_operands (tree stmt, tree expr, int flags)
/* Stores into INDIRECT_REF operands are never killing definitions. */
flags &= ~opf_kill_def;
- if (REF_ORIGINAL (expr))
- {
- enum tree_code ocode = TREE_CODE (REF_ORIGINAL (expr));
-
- /* If we originally accessed part of a structure, we do it still. */
- if (ocode == ARRAY_REF
- || ocode == COMPONENT_REF
- || ocode == REALPART_EXPR
- || ocode == IMAGPART_EXPR)
- flags &= ~opf_kill_def;
- }
-
if (SSA_VAR_P (ptr))
{
struct ptr_info_def *pi = NULL;