globals.h
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globals.h
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	#ifndef SV_GLOBALS_H
	#define SV_GLOBALS_H

	#include "silver/engine.h"
	#include "errors.h"

	static inline jsval_t sv_global_get(ant_t js, const char str, uint32_t len) {
	jsoff_t off = lkp(js, js->global, str, len);
	if (off == 0) return js_mkundef();
	return resolveprop(js, mkval(T_PROP, off));
	}

	static inline jsval_t sv_op_get_global(
	sv_vm_t vm, ant_t js,
	sv_func_t func, uint8_t ip
	) {
	sv_atom_t *a = &func->atoms[sv_get_u32(ip + 1)];
	jsval_t super_val = sv_vm_get_super_val(vm);
	if (a->len == 5 && memcmp(a->str, "super", 5) == 0 &&
	vtype(super_val) != T_UNDEF) {
	jsval_t sv = super_val;
	vm->stack[vm->sp++] = sv;
	return sv;
	}
	jsval_t val = sv_global_get(js, a->str, a->len);
	if (is_undefined(val))
	return js_mkerr_typed(
	js, JS_ERR_REFERENCE, "'%.*s' is not defined",
	(int)a->len, a->str);
	vm->stack[vm->sp++] = val;
	return val;
	}

	static inline void sv_op_get_global_undef(
	sv_vm_t vm, ant_t js,
	sv_func_t func, uint8_t ip
	) {
	sv_atom_t *a = &func->atoms[sv_get_u32(ip + 1)];
	vm->stack[vm->sp++] = sv_global_get(js, a->str, a->len);
	}

	static inline jsval_t sv_op_put_global(
	sv_vm_t vm, ant_t js,
	sv_frame_t frame, sv_func_t func, uint8_t *ip
	) {
	sv_atom_t *a = &func->atoms[sv_get_u32(ip + 1)];
	if (sv_frame_is_strict(frame) && lkp(js, js->global, a->str, a->len) == 0)
	return js_mkerr_typed(
	js, JS_ERR_REFERENCE, "'%.*s' is not defined",
	(int)a->len, a->str);
	jsval_t key = js_mkstr(js, a->str, a->len);
	return js_setprop(js, js->global, key, vm->stack[--vm->sp]);
	}

	#endif