Lines Matching refs:blocks
27 static bool dominates(const zend_basic_block *blocks, int a, int b) { in dominates() argument
28 while (blocks[b].level > blocks[a].level) { in dominates()
29 b = blocks[b].idom; in dominates()
53 if (dominates(cfg->blocks, other_successor, predecessor)) { in will_rejoin()
72 from_block = &ssa->cfg.blocks[from]; in needs_pi()
78 to_block = &ssa->cfg.blocks[to]; in needs_pi()
103 ZEND_MM_ALIGNED_SIZE(sizeof(int) * ssa->cfg.blocks[to].predecessors_count) + in add_pi()
104 sizeof(void*) * ssa->cfg.blocks[to].predecessors_count); in add_pi()
106 memset(phi->sources, 0xff, sizeof(int) * ssa->cfg.blocks[to].predecessors_count); in add_pi()
107 …i**)(((char*)phi->sources) + ZEND_MM_ALIGNED_SIZE(sizeof(int) * ssa->cfg.blocks[to].predecessors_c… in add_pi()
112 phi->next = ssa->blocks[to].phis; in add_pi()
113 ssa->blocks[to].phis = phi; in add_pi()
123 if (ssa->cfg.blocks[to].predecessors_count > 1) { in add_pi()
244 zend_basic_block *blocks = ssa->cfg.blocks; in place_essa_pis() local
248 zend_op *opline = op_array->opcodes + blocks[j].start + blocks[j].len - 1; in place_essa_pis()
252 if ((blocks[j].flags & ZEND_BB_REACHABLE) == 0 || blocks[j].len == 0) { in place_essa_pis()
260 bf = blocks[j].successors[0]; in place_essa_pis()
261 bt = blocks[j].successors[1]; in place_essa_pis()
264 bt = blocks[j].successors[0]; in place_essa_pis()
265 bf = blocks[j].successors[1]; in place_essa_pis()
270 if ((pi = add_pi(arena, op_array, dfg, ssa, j, blocks[j].successors[0], var))) { in place_essa_pis()
278 if ((pi = add_pi(arena, op_array, dfg, ssa, j, blocks[j].successors[1], var))) { in place_essa_pis()
290 if (blocks[j].len == 1) { in place_essa_pis()
792 zend_basic_block *blocks = ssa->cfg.blocks; in zend_ssa_rename() local
793 zend_ssa_block *ssa_blocks = ssa->blocks; in zend_ssa_rename()
802 if (blocks[n].next_child >= 0) { in zend_ssa_rename()
822 opline = op_array->opcodes + blocks[n].start; in zend_ssa_rename()
823 end = opline + blocks[n].len; in zend_ssa_rename()
831 zend_ssa_op *fe_fetch_ssa_op = blocks[n].len != 0 in zend_ssa_rename()
834 ? &ssa_ops[blocks[n].start + blocks[n].len - 1] : NULL; in zend_ssa_rename()
835 for (i = 0; i < blocks[n].successors_count; i++) { in zend_ssa_rename()
836 int succ = blocks[n].successors[i]; in zend_ssa_rename()
849 for (j = 0; j < blocks[succ].predecessors_count; j++) { in zend_ssa_rename()
858 for (j = 0; j < blocks[succ].predecessors_count; j++) in zend_ssa_rename()
859 if (ssa->cfg.predecessors[blocks[succ].predecessor_offset + j] == n) { in zend_ssa_rename()
862 ZEND_ASSERT(j < blocks[succ].predecessors_count); in zend_ssa_rename()
875 for (j = 0; j < blocks[succ].predecessors_count; j++) { in zend_ssa_rename()
876 if (ssa->cfg.predecessors[blocks[succ].predecessor_offset + j] == n) { in zend_ssa_rename()
880 ZEND_ASSERT(j < blocks[succ].predecessors_count); in zend_ssa_rename()
891 j = blocks[n].children; in zend_ssa_rename()
896 j = blocks[j].next_child; in zend_ssa_rename()
909 zend_basic_block *blocks = ssa->cfg.blocks; in zend_build_ssa() local
926 ssa->blocks = ssa_blocks; in zend_build_ssa()
960 if ((blocks[j].flags & ZEND_BB_REACHABLE) == 0) { in zend_build_ssa()
963 if (blocks[j].predecessors_count > 1) { in zend_build_ssa()
964 if (blocks[j].flags & ZEND_BB_IRREDUCIBLE_LOOP) { in zend_build_ssa()
970 for (k = 0; k < blocks[j].predecessors_count; k++) { in zend_build_ssa()
971 i = ssa->cfg.predecessors[blocks[j].predecessor_offset + k]; in zend_build_ssa()
972 while (i != -1 && i != blocks[j].idom) { in zend_build_ssa()
975 i = blocks[i].idom; in zend_build_ssa()
995 if ((blocks[j].flags & ZEND_BB_REACHABLE) == 0) { in zend_build_ssa()
1002 ZEND_MM_ALIGNED_SIZE(sizeof(int) * blocks[j].predecessors_count) + in zend_build_ssa()
1003 sizeof(void*) * blocks[j].predecessors_count); in zend_build_ssa()
1006 memset(phi->sources, 0xff, sizeof(int) * blocks[j].predecessors_count); in zend_build_ssa()
1007 …i**)(((char*)phi->sources) + ZEND_MM_ALIGNED_SIZE(sizeof(int) * ssa->cfg.blocks[j].predecessors_co… in zend_build_ssa()
1108 zend_ssa_phi *phi = ssa->blocks[i].phis; in zend_ssa_compute_use_def_chains()
1139 for (j = 0; j < ssa->cfg.blocks[i].predecessors_count; j++) { in zend_ssa_compute_use_def_chains()
1289 for (j = 0; j < ssa->cfg.blocks[p->block].predecessors_count; j++) { in zend_ssa_next_use_phi_ptr()
1325 zend_ssa_block *block = &ssa->blocks[phi->block]; in zend_ssa_remove_phi_from_block()
1428 zend_basic_block *next_block = &ssa->cfg.blocks[to]; in zend_ssa_remove_predecessor()
1429 zend_ssa_block *next_ssa_block = &ssa->blocks[to]; in zend_ssa_remove_predecessor()
1474 zend_basic_block *block = &ssa->cfg.blocks[i]; in zend_ssa_remove_block()
1475 zend_ssa_block *ssa_block = &ssa->blocks[i]; in zend_ssa_remove_block()
1503 zend_basic_block *block = &ssa->cfg.blocks[i]; in zend_ssa_remove_block_from_cfg()
1515 zend_basic_block *prev_block = &ssa->cfg.blocks[predecessors[j]]; in zend_ssa_remove_block_from_cfg()
1534 j = ssa->cfg.blocks[block->idom].children; in zend_ssa_remove_block_from_cfg()
1536 ssa->cfg.blocks[block->idom].children = block->next_child; in zend_ssa_remove_block_from_cfg()
1538 while (ssa->cfg.blocks[j].next_child >= 0) { in zend_ssa_remove_block_from_cfg()
1539 if (ssa->cfg.blocks[j].next_child == i) { in zend_ssa_remove_block_from_cfg()
1540 ssa->cfg.blocks[j].next_child = block->next_child; in zend_ssa_remove_block_from_cfg()
1543 j = ssa->cfg.blocks[j].next_child; in zend_ssa_remove_block_from_cfg()
1642 for (j = 0; j < ssa->cfg.blocks[phi->block].predecessors_count; j++) { in zend_ssa_rename_var_uses()
1649 for (j = 0; j < ssa->cfg.blocks[phi->block].predecessors_count; j++) { in zend_ssa_rename_var_uses()
