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authorEric Botcazou <ebotcazou@adacore.com>2008-08-13 19:38:39 +0000
committerEric Botcazou <ebotcazou@gcc.gnu.org>2008-08-13 19:38:39 +0000
commit7aec7a38d7283e5eb83db7f0dc9556202214c5f0 (patch)
tree923c9ec3f6319b2aca98cf53c729f7eb221b396c /gcc/tree-ssa-pre.c
parent70a1c2f9595135edb6224c2cc1006968f3416cb2 (diff)
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gimple.h (gimple_call_set_chain): Accept SSA variables.
* gimple.h (gimple_call_set_chain): Accept SSA variables. * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>: Rematerialize the static chain, if any. * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the static chain. From-SVN: r139072
Diffstat (limited to 'gcc/tree-ssa-pre.c')
-rw-r--r--gcc/tree-ssa-pre.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c
index 336c54e..9e8ff56 100644
--- a/gcc/tree-ssa-pre.c
+++ b/gcc/tree-ssa-pre.c
@@ -2436,7 +2436,7 @@ create_component_ref_by_pieces_1 (basic_block block, vn_reference_t ref,
{
case CALL_EXPR:
{
- tree folded;
+ tree folded, sc = currop->op1;
unsigned int nargs = 0;
tree *args = XNEWVEC (tree, VEC_length (vn_reference_op_s,
ref->operands) - 1);
@@ -2453,6 +2453,14 @@ create_component_ref_by_pieces_1 (basic_block block, vn_reference_t ref,
: currop->op0,
nargs, args);
free (args);
+ if (sc)
+ {
+ pre_expr scexpr = get_or_alloc_expr_for (sc);
+ sc = find_or_generate_expression (block, scexpr, stmts, domstmt);
+ if (!sc)
+ return NULL_TREE;
+ CALL_EXPR_STATIC_CHAIN (folded) = sc;
+ }
return folded;
}
break;