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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21427 91177308-0d34-0410-b5e6-96231b3b80d8
49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
/*===-- GCInterface.h - Public interface exposed by garbage collectors ----===*\
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|*
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|* The LLVM Compiler Infrastructure
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|*
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|* This file was developed by the LLVM research group and is distributed under
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|* the University of Illinois Open Source License. See LICENSE.TXT for details.
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|*
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|*===----------------------------------------------------------------------===*|
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|*
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|* This file defines the common public interface that must be exposed by all
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|* LLVM garbage collectors.
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|*
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\*===----------------------------------------------------------------------===*/
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#ifndef GCINTERFACE_H
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#define GCINTERFACE_H
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/* llvm_cg_walk_gcroots - This function is exposed by the LLVM code generator,
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* and allows us to traverse the roots on the stack.
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*/
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void llvm_cg_walk_gcroots(void (*FP)(void **Root, void *Meta));
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/* llvm_gc_initialize - This function is called to initalize the garbage
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* collector.
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*/
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void llvm_gc_initialize(unsigned InitialHeapSize);
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/* llvm_gc_allocate - This function allocates Size bytes from the heap and
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* returns a pointer to it.
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*/
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void *llvm_gc_allocate(unsigned Size);
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/* llvm_gc_collect - This function forces a garbage collection cycle.
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*/
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void llvm_gc_collect();
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/* llvm_gc_read - This function should be implemented to include any read
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* barrier code that is needed by the garbage collector.
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*/
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void *llvm_gc_read(void *ObjPtr, void **FieldPtr);
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/* llvm_gc_write - This function should be implemented to include any write
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* barrier code that is needed by the garbage collector.
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*/
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void llvm_gc_write(void *V, void *ObjPtr, void **FieldPtr);
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#endif
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