48 lines
1.6 KiB
Factor
48 lines
1.6 KiB
Factor
! Copyright (C) 2009 Matthew Willis.
|
|
! See http://factorcode.org/license.txt for BSD license.
|
|
USING: accessors alien.c-types alien.syntax assocs destructors
|
|
kernel llvm.core llvm.engine llvm.wrappers namespaces ;
|
|
|
|
IN: llvm.jit
|
|
|
|
TUPLE: jit ee mps ;
|
|
|
|
: empty-engine ( -- engine )
|
|
"initial-module" <module> <provider> <engine> ;
|
|
|
|
: <jit> ( -- jit )
|
|
jit new empty-engine >>ee H{ } clone >>mps ;
|
|
|
|
: current-jit ( -- jit )
|
|
\ current-jit global [ drop <jit> ] cache ;
|
|
|
|
: (remove-functions) ( function -- )
|
|
current-jit ee>> value>> over LLVMFreeMachineCodeForFunction
|
|
LLVMGetNextFunction dup ALIEN: 0 = [ drop ] [ (remove-functions) ] if ;
|
|
|
|
: remove-functions ( module -- )
|
|
! free machine code for each function in module
|
|
LLVMGetFirstFunction dup ALIEN: 0 = [ drop ] [ (remove-functions) ] if ;
|
|
|
|
: remove-provider ( provider -- )
|
|
current-jit ee>> value>> swap value>> f <void*> f <void*>
|
|
[ LLVMRemoveModuleProvider drop ] 2keep *void* [ llvm-throw ] when*
|
|
*void* module new swap >>value
|
|
[ value>> remove-functions ] with-disposal ;
|
|
|
|
: remove-module ( name -- )
|
|
dup current-jit mps>> at [
|
|
remove-provider
|
|
current-jit mps>> delete-at
|
|
] [ drop ] if* ;
|
|
|
|
: add-module ( module name -- )
|
|
[ <provider> ] dip [ remove-module ] keep
|
|
current-jit ee>> value>> pick
|
|
[ [ value>> LLVMAddModuleProvider ] [ t >>disposed drop ] bi ] with-disposal
|
|
current-jit mps>> set-at ;
|
|
|
|
: function-pointer ( name -- alien )
|
|
current-jit ee>> value>> dup
|
|
rot f <void*> [ LLVMFindFunction drop ] keep
|
|
*void* LLVMGetPointerToGlobal ; |