DisVM will now only use 0 initialized memory. - The alloc_memory function will only return 0 initialize memory - calloc_memory was removed

Floating point division is now relying on underlying FPU and IEEE for behavior with respect to divide by 0

arr committed 9 years ago

Commit b92328e1 parent bd1f49311 files · +48 −112Browse files

Showing the changes to src/vm/module_reader.cpp (1 of 11 files). Show all

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@@ -362,10 +362,7 @@ namespace · 361 unmodified lines
362	{	362	{
363	auto vm_module_type = modobj.type_section[module_constants::vm_module_type_desc_number];	363	auto vm_module_type = modobj.type_section[module_constants::vm_module_type_desc_number];
364	if (vm_module_type->size_in_bytes != modobj.header.data_size) throw module_reader_exception{ "Invalid type desc for MP" };	364	if (vm_module_type->size_in_bytes != modobj.header.data_size) throw module_reader_exception{ "Invalid type desc for MP" };
365		365	modobj.original_mp.reset(vm_alloc_t::allocate(vm_module_type));
366	// [SPEC] The Dis VM spec does not guarantee the MP segment (i.e. data segment) of the loaded
367	// module will be initialized to zero, but it is the C/C++ approach so defer to that.
368	modobj.original_mp.reset(vm_alloc_t::allocate(vm_module_type, vm_alloc_t::zero_memory));
369	}	366	}
370		367
371	auto array_stack = std::array<byte_t *, module_constants::array_address_stack_size>{};	368	auto array_stack = std::array<byte_t *, module_constants::array_address_stack_size>{};