Cross Reference: /openjdk7/hotspot/src/share/vm/opto/memnode.cpp

Lines Matching refs:empty_mem
3961 // This use of top is named "empty_memory()", or "empty_mem" (no-memory) as a variable.
4008   Node* empty_mem = make_empty_memory();
4010     init_req(i,empty_mem);
4012   assert(empty_memory() == empty_mem, "");
4016     assert(mdef->empty_memory() == empty_mem, "consistent sentinels");
4043   Node* empty_mem = empty_memory();
4044   if (base_mem != empty_mem) {  // Memory path is not dead?
4047       if (mem != empty_mem && mem != base_mem) {
4068   Node* empty_mem = empty_memory();
4069   if (old_base == empty_mem)
4113   assert(!old_mbase || old_mbase->is_empty_memory(empty_mem), "consistent sentinels");
4120     if (old_mem == empty_mem)  old_mem = old_base;
4144       new_mem = (new_base == this || new_base == empty_mem)? empty_mem : new_base;
4171     if (new_in == new_base)  new_in = empty_mem;
4191     set_req(Compile::AliasIdxBot, empty_mem);
4200         m->is_MergeMem() && m->as_MergeMem()->base_memory() == empty_mem) ) {
4202       set_req(Compile::AliasIdxBot, empty_mem);
4206   if( base_memory() == empty_mem ) {
4212         if( in(i) != empty_mem ) { set_req(i, empty_mem); }
4238   Node* empty_mem = empty_memory();
4242   if (new_base != empty_mem) {
4244       if (in(i) == new_base)  set_req(i, empty_mem);
4357   Node* empty_mem = empty_memory();
4358   if (n == base_memory())  n = empty_mem;  // collapse default
4361     if (n == empty_mem)  return;  // already the default, so do not grow me
4364       add_req(empty_mem);
4395   Node* empty_mem = empty_memory();
4396   assert(other->is_empty_memory(empty_mem), "consistent sentinels");
4399     if (other->in(i) != empty_mem) {
4401       while (req() < new_len)  add_req(empty_mem);