2023-01-19 12:37:04 -05:00

45 lines
1.4 KiB
C

/* -----------------------------------------------------------------------------
*
* (c) The GHC Team, 2008-2009
*
* Initialization of the Static Pointer Table
*
* Do not #include this file directly: #include "Rts.h" instead.
*
* To understand the structure of the RTS headers, see the wiki:
* https://gitlab.haskell.org/ghc/ghc/wikis/commentary/source-tree/includes
*
* -------------------------------------------------------------------------- */
#pragma once
/** Inserts an entry in the Static Pointer Table.
*
* The key is a fingerprint computed from the static pointer and the spe_closure
* is a pointer to the closure defining the table entry.
*
* A stable pointer to the closure is made to prevent it from being garbage
* collected while the entry exists on the table.
*
* This function is called from the code generated by
* compiler/deSugar/StaticPtrTable.sptInitCode
*
* */
void hs_spt_insert (StgWord64 key[2],void* spe_closure);
/** Inserts an entry for a StgTablePtr in the Static Pointer Table.
*
* This function is called from the GHCi interpreter to insert
* SPT entries for bytecode objects.
*
* */
void hs_spt_insert_stableptr(StgWord64 key[2], StgStablePtr *entry);
/** Removes an entry from the Static Pointer Table.
*
* This function is called from the code generated by
* compiler/deSugar/StaticPtrTable.sptInitCode
*
* */
void hs_spt_remove (StgWord64 key[2]);