Mercurial > hg > graal-jvmci-8
diff src/share/vm/opto/coalesce.cpp @ 12167:650868c062a9
8023691: Create interface for nodes in class Block
Summary: Create public methods for accessing the nodes in a block
Reviewed-by: kvn, roland
author | adlertz |
---|---|
date | Mon, 26 Aug 2013 12:50:23 +0200 |
parents | 4b2838704fd5 |
children | 4b078f877b56 |
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--- a/src/share/vm/opto/coalesce.cpp Mon Aug 26 16:12:20 2013 +0200 +++ b/src/share/vm/opto/coalesce.cpp Mon Aug 26 12:50:23 2013 +0200 @@ -54,9 +54,9 @@ for( j=0; j<b->_num_succs; j++ ) tty->print("B%d ",b->_succs[j]->_pre_order); tty->print(" IDom: B%d/#%d\n", b->_idom ? b->_idom->_pre_order : 0, b->_dom_depth); - uint cnt = b->_nodes.size(); + uint cnt = b->number_of_nodes(); for( j=0; j<cnt; j++ ) { - Node *n = b->_nodes[j]; + Node *n = b->get_node(j); dump( n ); tty->print("\t%s\t",n->Name()); @@ -152,7 +152,7 @@ // after the last use. Last use is really first-use on a backwards scan. uint i = b->end_idx()-1; while(1) { - Node *n = b->_nodes[i]; + Node *n = b->get_node(i); // Check for end of virtual copies; this is also the end of the // parallel renaming effort. if (n->_idx < _unique) { @@ -174,7 +174,7 @@ // the last kill. Thus it is the first kill on a backwards scan. i = b->end_idx()-1; while (1) { - Node *n = b->_nodes[i]; + Node *n = b->get_node(i); // Check for end of virtual copies; this is also the end of the // parallel renaming effort. if (n->_idx < _unique) { @@ -200,13 +200,13 @@ tmp ->set_req(idx,copy->in(idx)); copy->set_req(idx,tmp); // Save source in temp early, before source is killed - b->_nodes.insert(kill_src_idx,tmp); + b->insert_node(tmp, kill_src_idx); _phc._cfg.map_node_to_block(tmp, b); last_use_idx++; } // Insert just after last use - b->_nodes.insert(last_use_idx+1,copy); + b->insert_node(copy, last_use_idx + 1); } void PhaseAggressiveCoalesce::insert_copies( Matcher &matcher ) { @@ -237,8 +237,8 @@ Block *b = _phc._cfg.get_block(i); uint cnt = b->num_preds(); // Number of inputs to the Phi - for( uint l = 1; l<b->_nodes.size(); l++ ) { - Node *n = b->_nodes[l]; + for( uint l = 1; l<b->number_of_nodes(); l++ ) { + Node *n = b->get_node(l); // Do not use removed-copies, use copied value instead uint ncnt = n->req(); @@ -260,7 +260,7 @@ if (_phc._lrg_map.find(n) == _phc._lrg_map.find(def)) { n->replace_by(def); n->set_req(cidx,NULL); - b->_nodes.remove(l); + b->remove_node(l); l--; continue; } @@ -321,13 +321,13 @@ m->as_Mach()->rematerialize()) { copy = m->clone(); // Insert the copy in the basic block, just before us - b->_nodes.insert(l++, copy); + b->insert_node(copy, l++); l += _phc.clone_projs(b, l, m, copy, _phc._lrg_map); } else { const RegMask *rm = C->matcher()->idealreg2spillmask[m->ideal_reg()]; copy = new (C) MachSpillCopyNode(m, *rm, *rm); // Insert the copy in the basic block, just before us - b->_nodes.insert(l++, copy); + b->insert_node(copy, l++); } // Insert the copy in the use-def chain n->set_req(idx, copy); @@ -376,7 +376,7 @@ // Insert the copy in the use-def chain n->set_req(inpidx, copy ); // Insert the copy in the basic block, just before us - b->_nodes.insert( l++, copy ); + b->insert_node(copy, l++); // Extend ("register allocate") the names array for the copy. uint max_lrg_id = _phc._lrg_map.max_lrg_id(); _phc.new_lrg(copy, max_lrg_id); @@ -431,8 +431,8 @@ } // Visit all the Phis in successor block - for( uint k = 1; k<bs->_nodes.size(); k++ ) { - Node *n = bs->_nodes[k]; + for( uint k = 1; k<bs->number_of_nodes(); k++ ) { + Node *n = bs->get_node(k); if( !n->is_Phi() ) break; combine_these_two( n, n->in(j) ); } @@ -442,7 +442,7 @@ // Check _this_ block for 2-address instructions and copies. uint cnt = b->end_idx(); for( i = 1; i<cnt; i++ ) { - Node *n = b->_nodes[i]; + Node *n = b->get_node(i); uint idx; // 2-address instructions have a virtual Copy matching their input // to their output @@ -490,10 +490,10 @@ dst_copy->set_req( didx, src_def ); // Add copy to free list // _phc.free_spillcopy(b->_nodes[bindex]); - assert( b->_nodes[bindex] == dst_copy, "" ); + assert( b->get_node(bindex) == dst_copy, "" ); dst_copy->replace_by( dst_copy->in(didx) ); dst_copy->set_req( didx, NULL); - b->_nodes.remove(bindex); + b->remove_node(bindex); if( bindex < b->_ihrp_index ) b->_ihrp_index--; if( bindex < b->_fhrp_index ) b->_fhrp_index--; @@ -523,8 +523,8 @@ bindex2 = b2->end_idx()-1; } // Get prior instruction - assert(bindex2 < b2->_nodes.size(), "index out of bounds"); - Node *x = b2->_nodes[bindex2]; + assert(bindex2 < b2->number_of_nodes(), "index out of bounds"); + Node *x = b2->get_node(bindex2); if( x == prev_copy ) { // Previous copy in copy chain? if( prev_copy == src_copy)// Found end of chain and all interferences break; // So break out of loop @@ -776,7 +776,7 @@ for( uint i = 1; i<b->end_idx(); i++ ) { // Check for actual copies on inputs. Coalesce a copy into its // input if use and copy's input are compatible. - Node *copy1 = b->_nodes[i]; + Node *copy1 = b->get_node(i); uint idx1 = copy1->is_Copy(); if( !idx1 ) continue; // Not a copy