OpenE2K/gcc
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

tree.h (copy_mem_ref_info): Delete.

Browse Source 
* tree.h (copy_mem_ref_info): Delete.
	* tree-ssa-address.c (copy_mem_ref_info): Likewise.
	(maybe_fold_tmr): Copy flags manually.
	* tree-ssa-loop-im.c (simple_mem_ref_in_stmt): Rewrite.

From-SVN: r191924
This commit is contained in:
Eric Botcazou 2012-10-01 13:40:35 +00:00 committed by Eric Botcazou
parent ba9144840f
commit 1fc1ef37ec
4 changed files with 21 additions and 31 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2012-10-01 Eric Botcazou <ebotcazou@adacore.com>
* tree.h (copy_mem_ref_info): Delete.
* tree-ssa-address.c (copy_mem_ref_info): Likewise.
(maybe_fold_tmr): Copy flags manually.
* tree-ssa-loop-im.c (simple_mem_ref_in_stmt): Rewrite.
2012-10-01 Marc Glisse <marc.glisse@inria.fr>
* simplify-rtx.c (simplify_binary_operation_1) <VEC_SELECT>:

21
gcc/tree-ssa-address.c
View File

@ -821,16 +821,6 @@ get_address_description (tree op, struct mem_address *addr)
addr->offset = TMR_OFFSET (op);
}
/* Copies the additional information attached to target_mem_ref FROM to TO. */
void
copy_mem_ref_info (tree to, tree from)
{
/* And the info about the original reference. */
TREE_SIDE_EFFECTS (to) = TREE_SIDE_EFFECTS (from);
TREE_THIS_VOLATILE (to) = TREE_THIS_VOLATILE (from);
}
/* Copies the reference information from OLD_REF to NEW_REF, where
NEW_REF should be either a MEM_REF or a TARGET_MEM_REF. */
@ -901,7 +891,7 @@ maybe_fold_tmr (tree ref)
{
struct mem_address addr;
bool changed = false;
tree ret, off;
tree new_ref, off;
get_address_description (ref, &addr);
@ -962,10 +952,11 @@ maybe_fold_tmr (tree ref)
ended up folding it, always create a new TARGET_MEM_REF regardless
if it is valid in this for on the target - the propagation result
wouldn't be anyway. */
ret = create_mem_ref_raw (TREE_TYPE (ref),
TREE_TYPE (addr.offset), &addr, false);
copy_mem_ref_info (ret, ref);
return ret;
new_ref = create_mem_ref_raw (TREE_TYPE (ref),
TREE_TYPE (addr.offset), &addr, false);
TREE_SIDE_EFFECTS (new_ref) = TREE_SIDE_EFFECTS (ref);
TREE_THIS_VOLATILE (new_ref) = TREE_THIS_VOLATILE (ref);
return new_ref;
}
/* Dump PARTS to FILE. */

23
gcc/tree-ssa-loop-im.c
View File

@ -638,29 +638,22 @@ outermost_indep_loop (struct loop *outer, struct loop *loop, mem_ref_p ref)
static tree *
simple_mem_ref_in_stmt (gimple stmt, bool *is_store)
{
tree *lhs;
enum tree_code code;
tree *lhs, *rhs;
/* Recognize MEM = (SSA_NAME | invariant) and SSA_NAME = MEM patterns. */
if (gimple_code (stmt) != GIMPLE_ASSIGN)
/* Recognize SSA_NAME = MEM and MEM = (SSA_NAME | invariant) patterns. */
if (!gimple_assign_single_p (stmt))
return NULL;
code = gimple_assign_rhs_code (stmt);
lhs = gimple_assign_lhs_ptr (stmt);
rhs = gimple_assign_rhs1_ptr (stmt);
if (TREE_CODE (*lhs) == SSA_NAME)
if (TREE_CODE (*lhs) == SSA_NAME && gimple_vuse (stmt))
{
if (get_gimple_rhs_class (code) != GIMPLE_SINGLE_RHS
|| !is_gimple_addressable (gimple_assign_rhs1 (stmt)))
return NULL;
*is_store = false;
return gimple_assign_rhs1_ptr (stmt);
return rhs;
}
else if (code == SSA_NAME
|| (get_gimple_rhs_class (code) == GIMPLE_SINGLE_RHS
&& is_gimple_min_invariant (gimple_assign_rhs1 (stmt))))
else if (gimple_vdef (stmt)
&& (TREE_CODE (*rhs) == SSA_NAME || is_gimple_min_invariant (*rhs)))
{
*is_store = true;
return lhs;

1
gcc/tree.h
View File

@ -6266,7 +6266,6 @@ tree target_for_debug_bind (tree);
/* In tree-ssa-address.c. */
extern tree tree_mem_ref_addr (tree, tree);
extern void copy_mem_ref_info (tree, tree);
extern void copy_ref_info (tree, tree);
/* In tree-vrp.c */