87 void PhaseCFG::replace_block_proj_ctrl( Node *n ) { |
87 void PhaseCFG::replace_block_proj_ctrl( Node *n ) { |
88 const Node *in0 = n->in(0); |
88 const Node *in0 = n->in(0); |
89 assert(in0 != NULL, "Only control-dependent"); |
89 assert(in0 != NULL, "Only control-dependent"); |
90 const Node *p = in0->is_block_proj(); |
90 const Node *p = in0->is_block_proj(); |
91 if (p != NULL && p != n) { // Control from a block projection? |
91 if (p != NULL && p != n) { // Control from a block projection? |
92 assert(!n->pinned() || n->is_SafePointScalarObject(), "only SafePointScalarObject pinned node is expected here"); |
92 assert(!n->pinned() || n->is_MachConstantBase() || n->is_SafePointScalarObject(), "only pinned MachConstantBase or SafePointScalarObject node is expected here"); |
93 // Find trailing Region |
93 // Find trailing Region |
94 Block *pb = _bbs[in0->_idx]; // Block-projection already has basic block |
94 Block *pb = _bbs[in0->_idx]; // Block-projection already has basic block |
95 uint j = 0; |
95 uint j = 0; |
96 if (pb->_num_succs != 1) { // More then 1 successor? |
96 if (pb->_num_succs != 1) { // More then 1 successor? |
97 // Search for successor |
97 // Search for successor |