static HRESULT compile_assign_statement(compile_ctx_t *ctx, assign_statement_t *stat, BOOL is_set)
{
HRESULT hres;
hres = compile_expression(ctx, stat->value_expr);
if(FAILED(hres))
return hres;
if(stat->member_expr->args) {
FIXME("arguments support not implemented\n");
return E_NOTIMPL;
}
if(stat->member_expr->obj_expr) {
hres = compile_expression(ctx, stat->member_expr->obj_expr);
if(FAILED(hres))
return hres;
hres = push_instr_bstr(ctx, is_set ? OP_set_member : OP_assign_member, stat->member_expr->identifier);
}else {
hres = push_instr_bstr(ctx, is_set ? OP_set_ident : OP_assign_ident, stat->member_expr->identifier);
}
return hres;
}
static HRESULT compile_const_statement(compile_ctx_t *ctx, const_statement_t *stat)
{
const_decl_t *decl, *next_decl = stat->decls;
do {
decl = next_decl;
if(lookup_const_decls(ctx, decl->name, FALSE) || lookup_args_name(ctx, decl->name)
|| lookup_dim_decls(ctx, decl->name)) {
FIXME("%s redefined\n", debugstr_w(decl->name));
return E_FAIL;
}
if(ctx->func->type == FUNC_GLOBAL) {
HRESULT hres;
hres = compile_expression(ctx, decl->value_expr);
if(FAILED(hres))
return hres;
hres = push_instr_bstr(ctx, OP_const, decl->name);
if(FAILED(hres))
return hres;
}
next_decl = decl->next;
decl->next = ctx->const_decls;
ctx->const_decls = decl;
} while(next_decl);
return S_OK;
}
/* ECMA-262 3rd Edition 11.2.1 */
static HRESULT compile_member_expression(compiler_ctx_t *ctx, member_expression_t *expr)
{
HRESULT hres;
hres = compile_expression(ctx, expr->expression);
if(FAILED(hres))
return hres;
return push_instr_bstr(ctx, OP_member, expr->identifier);
}
static HRESULT compile_delete_expression(compiler_ctx_t *ctx, unary_expression_t *expr)
{
HRESULT hres;
switch(expr->expression->type) {
case EXPR_ARRAY: {
binary_expression_t *array_expr = (binary_expression_t*)expr->expression;
hres = compile_expression(ctx, array_expr->expression1);
if(FAILED(hres))
return hres;
hres = compile_expression(ctx, array_expr->expression2);
if(FAILED(hres))
return hres;
if(!push_instr(ctx, OP_delete))
return E_OUTOFMEMORY;
break;
}
case EXPR_MEMBER: {
member_expression_t *member_expr = (member_expression_t*)expr->expression;
hres = compile_expression(ctx, member_expr->expression);
if(FAILED(hres))
return hres;
/* FIXME: Potential optimization */
hres = push_instr_str(ctx, OP_str, member_expr->identifier);
if(FAILED(hres))
return hres;
if(!push_instr(ctx, OP_delete))
return E_OUTOFMEMORY;
break;
}
case EXPR_IDENT:
return push_instr_bstr(ctx, OP_delete_ident, ((identifier_expression_t*)expr->expression)->identifier);
default: {
const WCHAR fixmeW[] = {'F','I','X','M','E',0};
WARN("invalid delete, unimplemented exception message\n");
hres = compile_expression(ctx, expr->expression);
if(FAILED(hres))
return hres;
return push_instr_uint_str(ctx, OP_throw_type, JS_E_INVALID_DELETE, fixmeW);
}
}
return S_OK;
}
static HRESULT compile_function_expression(compiler_ctx_t *ctx, function_expression_t *expr)
{
unsigned instr;
/* FIXME: not exactly right */
if(expr->identifier)
return push_instr_bstr(ctx, OP_ident, expr->identifier);
instr = push_instr(ctx, OP_func);
if(!instr)
return E_OUTOFMEMORY;
instr_ptr(ctx, instr)->arg1.func = expr;
return S_OK;
}
/* ECMA-262 3rd Edition 12.2 */
static HRESULT compile_variable_list(compiler_ctx_t *ctx, variable_declaration_t *list)
{
variable_declaration_t *iter;
HRESULT hres;
for(iter = list; iter; iter = iter->next) {
if(!iter->expr)
continue;
hres = compile_expression(ctx, iter->expr);
if(FAILED(hres))
return hres;
hres = push_instr_bstr(ctx, OP_var_set, iter->identifier);
if(FAILED(hres))
return hres;
}
return S_OK;
}
static HRESULT compile_expression_noret(compiler_ctx_t *ctx, expression_t *expr, BOOL *no_ret)
{
switch(expr->type) {
case EXPR_ADD:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_add);
case EXPR_AND:
return compile_logical_expression(ctx, (binary_expression_t*)expr, OP_cnd_z);
case EXPR_ARRAY:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_array);
case EXPR_ARRAYLIT:
return compile_array_literal(ctx, (array_literal_expression_t*)expr);
case EXPR_ASSIGN:
return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_LAST);
case EXPR_ASSIGNADD:
return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_add);
case EXPR_ASSIGNAND:
return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_and);
case EXPR_ASSIGNSUB:
return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_sub);
case EXPR_ASSIGNMUL:
return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_mul);
case EXPR_ASSIGNDIV:
return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_div);
case EXPR_ASSIGNMOD:
return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_mod);
case EXPR_ASSIGNOR:
return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_or);
case EXPR_ASSIGNLSHIFT:
return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_lshift);
case EXPR_ASSIGNRSHIFT:
return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_rshift);
case EXPR_ASSIGNRRSHIFT:
return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_rshift2);
case EXPR_ASSIGNXOR:
return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_xor);
case EXPR_BAND:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_and);
case EXPR_BITNEG:
return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_bneg);
case EXPR_BOR:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_or);
case EXPR_CALL:
return compile_call_expression(ctx, (call_expression_t*)expr, no_ret);
case EXPR_COMMA:
return compile_comma_expression(ctx, (binary_expression_t*)expr);
case EXPR_COND:
return compile_conditional_expression(ctx, (conditional_expression_t*)expr);
case EXPR_DELETE:
return compile_delete_expression(ctx, (unary_expression_t*)expr);
case EXPR_DIV:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_div);
case EXPR_EQ:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_eq);
case EXPR_EQEQ:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_eq2);
case EXPR_FUNC:
return compile_function_expression(ctx, (function_expression_t*)expr);
case EXPR_GREATER:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_gt);
case EXPR_GREATEREQ:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_gteq);
case EXPR_IDENT:
return push_instr_bstr(ctx, OP_ident, ((identifier_expression_t*)expr)->identifier);
case EXPR_IN:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_in);
case EXPR_INSTANCEOF:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_instanceof);
case EXPR_LESS:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_lt);
case EXPR_LESSEQ:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_lteq);
case EXPR_LITERAL:
return compile_literal(ctx, ((literal_expression_t*)expr)->literal);
case EXPR_LOGNEG:
return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_neg);
case EXPR_LSHIFT:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_lshift);
case EXPR_MEMBER:
return compile_member_expression(ctx, (member_expression_t*)expr);
case EXPR_MINUS:
return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_minus);
case EXPR_MOD:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_mod);
case EXPR_MUL:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_mul);
case EXPR_NEW:
return compile_new_expression(ctx, (call_expression_t*)expr);
case EXPR_NOTEQ:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_neq);
case EXPR_NOTEQEQ:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_neq2);
case EXPR_OR:
return compile_logical_expression(ctx, (binary_expression_t*)expr, OP_cnd_nz);
case EXPR_PLUS:
return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_tonum);
case EXPR_POSTDEC:
return compile_increment_expression(ctx, (unary_expression_t*)expr, OP_postinc, -1);
case EXPR_POSTINC:
return compile_increment_expression(ctx, (unary_expression_t*)expr, OP_postinc, 1);
case EXPR_PREDEC:
return compile_increment_expression(ctx, (unary_expression_t*)expr, OP_preinc, -1);
case EXPR_PREINC:
return compile_increment_expression(ctx, (unary_expression_t*)expr, OP_preinc, 1);
case EXPR_PROPVAL:
return compile_object_literal(ctx, (property_value_expression_t*)expr);
case EXPR_RSHIFT:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_rshift);
case EXPR_RRSHIFT:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_rshift2);
case EXPR_SUB:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_sub);
case EXPR_THIS:
return push_instr(ctx, OP_this) ? S_OK : E_OUTOFMEMORY;
case EXPR_TYPEOF:
return compile_typeof_expression(ctx, (unary_expression_t*)expr);
case EXPR_VOID:
return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_void);
case EXPR_BXOR:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_xor);
default:
assert(0);
}
return S_OK;
}