lib/std/heap.zig                   | 357 ++------------------------------
 lib/std/heap/PageAllocator.zig     | 110 ++++++++++
 lib/std/heap/WasmAllocator.zig     | 317 ++++++++++++++++++++++++++++
 lib/std/heap/WasmPageAllocator.zig | 235 +++++++++++++++++++++
 4 files changed, 679 insertions(+), 340 deletions(-)