X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-psi;a=blobdiff_plain;f=src%2Fcontext.c;h=7f491b86fdc51d9cb208331fe09628ce93774dd3;hp=1e8204ac9e7d4d500229d060a4580dbb24531858;hb=58066949f02dbdbc3ba7b3fa3a0e01836fa72663;hpb=756a2c4350162a9a7f930bdc0ec7718ff13ea48c diff --git a/src/context.c b/src/context.c index 1e8204a..7f491b8 100644 --- a/src/context.c +++ b/src/context.c @@ -418,6 +418,62 @@ static inline decl_arg *locate_struct_member(decl_struct *s, decl_var *var) { return NULL; } +static inline constant *locate_num_exp_constant(num_exp *exp, constants *consts) { + size_t i; + + for (i = 0; i < consts->count; ++i) { + constant *cnst = consts->list[i]; + + if (!strcmp(cnst->name, exp->u.numb)) { + free(exp->u.numb); + return exp->u.cnst = cnst; + } + } + + return NULL; +} +static inline int validate_num_exp(PSI_Data *data, decl_args *dargs, num_exp *exp) { + if (exp->operand) { + switch (exp->operator) { + case PSI_T_PLUS: + exp->calculator = psi_calc_add; + break; + case PSI_T_MINUS: + exp->calculator = psi_calc_sub; + break; + case PSI_T_ASTERISK: + exp->calculator = psi_calc_mul; + break; + case PSI_T_SLASH: + exp->calculator = psi_calc_div; + break; + EMPTY_SWITCH_DEFAULT_CASE(); + } + if (!validate_num_exp(data, dargs, exp->operand)) { + return 0; + } + } + switch (exp->t) { + case PSI_T_NAME: + if (!locate_decl_var_arg(exp->u.dvar, dargs)) { + data->error(PSI_WARNING, "Unknown variable '%s' in numeric expression", + exp->u.dvar->name); + return 0; + } + return 1; + case PSI_T_NSNAME: + if (!locate_num_exp_constant(exp, data->consts)) { + data->error(PSI_WARNING, "Unknown constant '%s' in numeric expression", + exp->u.numb); + return 0; + } + return 1; + case PSI_T_NUMBER: + return 1; + default: + return 0; + } +} static inline int validate_set_value(PSI_Data *data, set_value *set, decl_arg *ref, decl_args *ref_list) { size_t i; decl_type *ref_type = real_decl_type(ref->type); @@ -465,6 +521,11 @@ static inline int validate_set_value(PSI_Data *data, set_value *set, decl_arg *r return 0; } } + if (set->num) { + if (!validate_num_exp(data, ref_list, set->num)) { + return 0; + } + } if (ref_type->type == PSI_T_STRUCT) { /* to_array(struct, to_...) */ @@ -548,42 +609,7 @@ static inline int validate_impl_ret_stmt(PSI_Data *data, impl *impl) { return 1; } -static inline constant *locate_num_exp_constant(num_exp *exp, constants *consts) { - size_t i; - - for (i = 0; i < consts->count; ++i) { - constant *cnst = consts->list[i]; - if (!strcmp(cnst->name, exp->u.numb)) { - free(exp->u.numb); - return exp->u.cnst = cnst; - } - } - - return NULL; -} -static inline int validate_num_exp(PSI_Data *data, impl *impl, num_exp *exp) { - switch (exp->t) { - case PSI_T_NAME: - if (!locate_decl_var_arg(exp->u.dvar, impl->decl->args)) { - data->error(PSI_WARNING, "Unknown variable '%s' in numeric expression" - " of implementation '%s'", exp->u.dvar->name, impl->func->name); - return 0; - } - return 1; - case PSI_T_NSNAME: - if (!locate_num_exp_constant(exp, data->consts)) { - data->error(PSI_WARNING, "Unknown constant '%s' in numeric expression" - " of implementation '%s'", exp->u.numb, impl->func->name); - return 0; - } - return 1; - case PSI_T_NUMBER: - return 1; - default: - return 0; - } -} static inline int validate_impl_let_stmts(PSI_Data *data, impl *impl) { size_t i, j; /* we can have multiple let stmts */ @@ -615,10 +641,10 @@ static inline int validate_impl_let_stmts(PSI_Data *data, impl *impl) { int check = 0; if (let->val && let->val->func && let->val->func->alloc) { - if (!validate_num_exp(data, impl, let->val->func->alloc->nmemb)) { + if (!validate_num_exp(data, impl->decl->args, let->val->func->alloc->nmemb)) { return 0; } - if (!validate_num_exp(data, impl, let->val->func->alloc->size)) { + if (!validate_num_exp(data, impl->decl->args, let->val->func->alloc->size)) { return 0; } }