Lines Matching refs:blocks
28 static zend_bool dominates(const zend_basic_block *blocks, int a, int b) { in dominates() argument
29 while (blocks[b].level > blocks[a].level) { in dominates()
30 b = blocks[b].idom; in dominates()
54 if (dominates(cfg->blocks, other_successor, predecessor)) { in will_rejoin()
73 from_block = &ssa->cfg.blocks[from]; in needs_pi()
79 to_block = &ssa->cfg.blocks[to]; in needs_pi()
104 ZEND_MM_ALIGNED_SIZE(sizeof(int) * ssa->cfg.blocks[to].predecessors_count) + in add_pi()
105 sizeof(void*) * ssa->cfg.blocks[to].predecessors_count); in add_pi()
107 memset(phi->sources, 0xff, sizeof(int) * ssa->cfg.blocks[to].predecessors_count); in add_pi()
108 …i**)(((char*)phi->sources) + ZEND_MM_ALIGNED_SIZE(sizeof(int) * ssa->cfg.blocks[to].predecessors_c… in add_pi()
113 phi->next = ssa->blocks[to].phis; in add_pi()
114 ssa->blocks[to].phis = phi; in add_pi()
124 if (ssa->cfg.blocks[to].predecessors_count > 1) { in add_pi()
245 zend_basic_block *blocks = ssa->cfg.blocks; in place_essa_pis() local
249 zend_op *opline = op_array->opcodes + blocks[j].start + blocks[j].len - 1; in place_essa_pis()
253 if ((blocks[j].flags & ZEND_BB_REACHABLE) == 0 || blocks[j].len == 0) { in place_essa_pis()
262 bf = blocks[j].successors[0]; in place_essa_pis()
263 bt = blocks[j].successors[1]; in place_essa_pis()
266 bt = blocks[j].successors[0]; in place_essa_pis()
267 bf = blocks[j].successors[1]; in place_essa_pis()
272 if ((pi = add_pi(arena, op_array, dfg, ssa, j, blocks[j].successors[0], var))) { in place_essa_pis()
280 if ((pi = add_pi(arena, op_array, dfg, ssa, j, blocks[j].successors[1], var))) { in place_essa_pis()
292 if (blocks[j].len == 1) { in place_essa_pis()
796 zend_basic_block *blocks = ssa->cfg.blocks; in zend_ssa_rename() local
797 zend_ssa_block *ssa_blocks = ssa->blocks; in zend_ssa_rename()
806 if (blocks[n].next_child >= 0) { in zend_ssa_rename()
826 opline = op_array->opcodes + blocks[n].start; in zend_ssa_rename()
827 end = opline + blocks[n].len; in zend_ssa_rename()
835 zend_ssa_op *fe_fetch_ssa_op = blocks[n].len != 0 in zend_ssa_rename()
838 ? &ssa_ops[blocks[n].start + blocks[n].len - 1] : NULL; in zend_ssa_rename()
839 for (i = 0; i < blocks[n].successors_count; i++) { in zend_ssa_rename()
840 int succ = blocks[n].successors[i]; in zend_ssa_rename()
853 for (j = 0; j < blocks[succ].predecessors_count; j++) { in zend_ssa_rename()
862 for (j = 0; j < blocks[succ].predecessors_count; j++) in zend_ssa_rename()
863 if (ssa->cfg.predecessors[blocks[succ].predecessor_offset + j] == n) { in zend_ssa_rename()
866 ZEND_ASSERT(j < blocks[succ].predecessors_count); in zend_ssa_rename()
879 for (j = 0; j < blocks[succ].predecessors_count; j++) { in zend_ssa_rename()
880 if (ssa->cfg.predecessors[blocks[succ].predecessor_offset + j] == n) { in zend_ssa_rename()
884 ZEND_ASSERT(j < blocks[succ].predecessors_count); in zend_ssa_rename()
895 j = blocks[n].children; in zend_ssa_rename()
900 j = blocks[j].next_child; in zend_ssa_rename()
913 zend_basic_block *blocks = ssa->cfg.blocks; in zend_build_ssa() local
930 ssa->blocks = ssa_blocks; in zend_build_ssa()
967 if ((blocks[j].flags & ZEND_BB_REACHABLE) == 0) { in zend_build_ssa()
970 if (blocks[j].predecessors_count > 1) { in zend_build_ssa()
971 if (blocks[j].flags & ZEND_BB_IRREDUCIBLE_LOOP) { in zend_build_ssa()
977 for (k = 0; k < blocks[j].predecessors_count; k++) { in zend_build_ssa()
978 i = ssa->cfg.predecessors[blocks[j].predecessor_offset + k]; in zend_build_ssa()
979 while (i != -1 && i != blocks[j].idom) { in zend_build_ssa()
982 i = blocks[i].idom; in zend_build_ssa()
1002 if ((blocks[j].flags & ZEND_BB_REACHABLE) == 0) { in zend_build_ssa()
1009 ZEND_MM_ALIGNED_SIZE(sizeof(int) * blocks[j].predecessors_count) + in zend_build_ssa()
1010 sizeof(void*) * blocks[j].predecessors_count); in zend_build_ssa()
1013 memset(phi->sources, 0xff, sizeof(int) * blocks[j].predecessors_count); in zend_build_ssa()
1014 …i**)(((char*)phi->sources) + ZEND_MM_ALIGNED_SIZE(sizeof(int) * ssa->cfg.blocks[j].predecessors_co… in zend_build_ssa()
1115 zend_ssa_phi *phi = ssa->blocks[i].phis; in zend_ssa_compute_use_def_chains()
1146 for (j = 0; j < ssa->cfg.blocks[i].predecessors_count; j++) { in zend_ssa_compute_use_def_chains()
1260 for (j = 0; j < ssa->cfg.blocks[p->block].predecessors_count; j++) { in zend_ssa_next_use_phi_ptr()
1296 zend_ssa_block *block = &ssa->blocks[phi->block]; in zend_ssa_remove_phi_from_block()
1399 zend_basic_block *next_block = &ssa->cfg.blocks[to]; in zend_ssa_remove_predecessor()
1400 zend_ssa_block *next_ssa_block = &ssa->blocks[to]; in zend_ssa_remove_predecessor()
1445 zend_basic_block *block = &ssa->cfg.blocks[i]; in zend_ssa_remove_block()
1446 zend_ssa_block *ssa_block = &ssa->blocks[i]; in zend_ssa_remove_block()
1477 zend_basic_block *prev_block = &ssa->cfg.blocks[predecessors[j]]; in zend_ssa_remove_block()
1496 j = ssa->cfg.blocks[block->idom].children; in zend_ssa_remove_block()
1498 ssa->cfg.blocks[block->idom].children = block->next_child; in zend_ssa_remove_block()
1500 while (ssa->cfg.blocks[j].next_child >= 0) { in zend_ssa_remove_block()
1501 if (ssa->cfg.blocks[j].next_child == i) { in zend_ssa_remove_block()
1502 ssa->cfg.blocks[j].next_child = block->next_child; in zend_ssa_remove_block()
1505 j = ssa->cfg.blocks[j].next_child; in zend_ssa_remove_block()
1604 for (j = 0; j < ssa->cfg.blocks[phi->block].predecessors_count; j++) { in zend_ssa_rename_var_uses()
1611 for (j = 0; j < ssa->cfg.blocks[phi->block].predecessors_count; j++) { in zend_ssa_rename_var_uses()
