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dmd.root.region

Compiler implementation of the D programming language.
Region storage allocator implementation.
Authors:
Walter Bright
License:
Boost License 1.0

Source root/region.d

Documentation https://dlang.org/phobos/dmd_root_region.html

Coverage https://codecov.io/gh/dlang/dmd/src/master/src/dmd/root/region.d

struct Region;
Simple region storage allocator.
nothrow void* malloc(size_t nbytes);
Allocate nbytes. Aborts on failure.
Parameters:
size_t nbytes number of bytes to allocate, can be 0, must be <= than MaxAllocSize
Returns:
allocated data, null for nbytes==0
nothrow RegionPos savePos();
Return stack position for allocations in this region.
Returns:
an opaque struct to be passed to release()
nothrow void release(RegionPos pos);
Release the memory that was allocated after the respective call to savePos().
Parameters:
RegionPos pos position returned by savePos()
nothrow bool contains(void* p);
If pointer points into Region.
Parameters:
void* p pointer to check
Returns:
true if it points into the region
nothrow size_t size();
Returns:
size of Region