diff options
Diffstat (limited to 'archive/2.transect/compiler2')
-rw-r--r-- | archive/2.transect/compiler2 | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/archive/2.transect/compiler2 b/archive/2.transect/compiler2 new file mode 100644 index 00000000..5c06cc4f --- /dev/null +++ b/archive/2.transect/compiler2 @@ -0,0 +1,27 @@ +to dereference a heap allocation + copy handle to stack + perform lookup to stack + +lookup x in *(ESP+4) of type (handle T) + + reg <- copy *(ESP+5) : (address T stack) + payload alloc id <- copy *reg + address alloc id <- copy *(ESP+4) + compare payload alloc id, address alloc id + jump if not equal to print stack trace and panic + address <- add reg, 1 + +types: + + address T reg + address T stack + address T heap + address T global + +copy down this spectrum is not permitted, but up is. + +addresses aren't allowed in types, globals and on the heap. Only handles. +addresses are only for temporary manipulations. + + +*(address T) <- copy T |