message: Improved memory access to use the vm_context
diff: @@ -344,21 +344,21 @@ impl<'environment> FuncEnvironmentTrait for FuncEnvironment<'environment> {
  }
  fn make_heap(&mut self, func: &mut ir::Function, _index: MemoryIndex) -> ir::Heap {
  - // OLD
  - // Create a static heap whose base address is stored at `vmctx+0`.
  - let addr = func.create_global_value(ir::GlobalValueData::VMContext);
  - let gv = func.create_global_value(ir::GlobalValueData::Load {
  - base: addr,
  - offset: Offset32::new(0),
  + // Create a static heap whose base address is stored at `vmctx+104`.
  + let vmctx = func.create_global_value(ir::GlobalValueData::VMContext);
  +
  + let base = func.create_global_value(ir::GlobalValueData::Load {
  + base: vmctx,
  + offset: Offset32::new(104),
  global_type: self.pointer_type(),
  });
  func.create_heap(ir::HeapData {
  - base: gv,
  - min_size: 0.into(),
  - guard_size: 0x8000_0000.into(),
  + base: base,
  + min_size: Imm64::new(0),
  + guard_size: Imm64::new(0x8000_0000),
  style: ir::HeapStyle::Static {
  - bound: 0x1_0000_0000.into(),
  + bound: Imm64::new(0x1_0000_0000),
  },
  index_type: I32,
  })
  