[PATCH 14/17] x86, mpx: new directory entry to addr helper

From: Dave Hansen Currently, to get from a bounds directory entry to the virtual address of a bounds table, we simply mask off a few low bits. However, the set of bits we mask off is different for 32 and 64-bit binaries. This breaks the operation out in to a helper function and also adds a temp

[PATCH 14/17] x86, mpx: new directory entry to addr helper

From: Dave Hansen Currently, to get from a bounds directory entry to the virtual address of a bounds table, we simply mask off a few low bits. However, the set of bits we mask off is different for 32 and 64-bit binaries. This breaks the operation out in to a helper function and also adds a temp