Begin work in semi-standardized js_wasm32 target

core/time/time_freestanding.odin

@@ -0,0 +1,16 @@
+//+build freestanding
+package time
+
+IS_SUPPORTED :: false
+
+now :: proc() -> Time {
+	return {}
+}
+
+sleep :: proc(d: Duration) {
+}
+
+_tick_now :: proc "contextless" () -> Tick {
+	return {}
+}
+

core/time/time_js.odin

@@ -0,0 +1,21 @@
+//+build js
+package time
+
+IS_SUPPORTED :: false
+
+now :: proc() -> Time {
+	return {}
+}
+
+sleep :: proc(d: Duration) {
+}
+
+_tick_now :: proc "contextless" () -> Tick {
+	// mul_div_u64 :: proc "contextless" (val, num, den: i64) -> i64 {
+	// 	q := val / den
+	// 	r := val % den
+	// 	return q * num + r * num / den
+	// }
+	return {}
+}
+

core/time/time_wasi.odin

@@ -0,0 +1,23 @@
+//+build wasi
+package time
+
+import wasi "core:sys/wasm/wasi"
+
+IS_SUPPORTED :: false
+
+now :: proc() -> Time {
+	return {}
+}
+
+sleep :: proc(d: Duration) {
+}
+
+_tick_now :: proc "contextless" () -> Tick {
+	// mul_div_u64 :: proc "contextless" (val, num, den: i64) -> i64 {
+	// 	q := val / den
+	// 	r := val % den
+	// 	return q * num + r * num / den
+	// }
+	return {}
+}
+