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Searched refs:use_chain (Results 1 – 7 of 7) sorted by relevance

/PHP-7.2/ext/opcache/Optimizer/
H A Ddce.c281 static zend_bool try_remove_var_def(context *ctx, int free_var, int use_chain, zend_op *opline) { in try_remove_var_def() argument
282 if (use_chain >= 0) { in try_remove_var_def()
293 && var->use_chain == (opline - ctx->op_array->opcodes)) { in try_remove_var_def()
389 ssa_op->op1_use_chain = ssa->vars[free_var].use_chain; in dce_instr()
390 ssa->vars[free_var].use_chain = ssa_op - ssa->ops; in dce_instr()
414 if (ssa->vars[ssa_op->result_def].use_chain < 0 in simplify_jumps()
424 if (ssa->vars[ssa_op->result_def].use_chain < 0 in simplify_jumps()
480 if (ssa->vars[ssa_op->result_def].use_chain >= 0 in simplify_jumps()
H A Ddfa_pass.c223 if (ssa->vars[j].use_chain >= 0) { in zend_ssa_remove_nops()
224 ssa->vars[j].use_chain -= shiftlist[ssa->vars[j].use_chain]; in zend_ssa_remove_nops()
445 ssa_op->op1_use_chain = var->use_chain; in zend_dfa_optimize_calls()
446 var->use_chain = op_num; in zend_dfa_optimize_calls()
706 && ssa->vars[src_var].use_chain == op_1 in zend_dfa_optimize_op_array()
726 ssa->vars[src_var].use_chain = -1; in zend_dfa_optimize_op_array()
804 && ssa->vars[v].use_chain >= 0 in zend_dfa_optimize_op_array()
812 int ret = ssa->vars[v].use_chain; in zend_dfa_optimize_op_array()
815 ssa->ops[ret].op1_use_chain = ssa->vars[orig_var].use_chain; in zend_dfa_optimize_op_array()
816 ssa->vars[orig_var].use_chain = ret; in zend_dfa_optimize_op_array()
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H A Dzend_ssa.c1023 ssa_vars[i].use_chain = -1; in zend_ssa_compute_use_def_chains()
1029 ssa_vars[i].use_chain = -1; in zend_ssa_compute_use_def_chains()
1037 ssa_vars[op->op1_use].use_chain = i; in zend_ssa_compute_use_def_chains()
1041 ssa_vars[op->op2_use].use_chain = i; in zend_ssa_compute_use_def_chains()
1133 if (ssa->vars[var].use_chain == op) { in zend_ssa_unlink_use_chain()
1137 int use = ssa->vars[var].use_chain; in zend_ssa_unlink_use_chain()
1346 var->use_chain = -1; in zend_ssa_remove_uses_of_var()
1539 new_var->use_chain = use; in zend_ssa_rename_var_uses()
1542 new_var->use_chain = use; in zend_ssa_rename_var_uses()
1546 new_var->use_chain = use; in zend_ssa_rename_var_uses()
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H A Dzend_ssa.h107 int use_chain; /* uses of this value, linked through opN_use_chain */ member
152 ZEND_ASSERT(var->use_chain < 0); in _zend_ssa_remove_def()
253 for (use = (var)->use_chain; use >= 0; use = next) { \
H A Dssa_integrity.c124 if (var->use_chain >= 0) { in ssa_verify_integrity()
H A Dsccp.c1548 && var->use_chain < 0 in replace_constant_operands()
1586 (ssa->vars[ssa_op->result_def].use_chain < 0 && in replace_constant_operands()
1625 && var->use_chain < 0 in replace_constant_operands()
H A Dzend_inference.c149 int use = ssa->vars[_var].use_chain; \
275 use = ssa->vars[i].use_chain; in zend_ssa_find_false_dependencies()
1921 if (ssa->vars[var].use_chain >= 0) { in add_usages()
1922 int use = ssa->vars[var].use_chain; in add_usages()
1970 use = ssa_vars[var].use_chain; in reset_dependent_vars()
2909 if (ssa_vars[ssa_ops[i].result_def].use_chain < 0 && in zend_update_type_info()
3182 j = ssa_vars[ssa_ops[i].result_def].use_chain; in zend_update_type_info()
3603 for (use = var->use_chain; use >= 0; use = zend_ssa_next_use(ssa->ops, var_num, use)) { in can_convert_to_double()

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