X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fgc.h;h=2929013fba2bf96f953ad6c9df4946f4f1b8714b;hb=22a6702974b7d6ff4e8f2b3b7b5ff446fc632de0;hp=90e94bf55da12d5bd54b4a83e7ac389c0d318180;hpb=fd225cfc39c6e4ba6f778b4201423cd3e83e0418;p=sbcl.git

diff --git a/src/runtime/gc.h b/src/runtime/gc.h
index 90e94bf..2929013 100644
--- a/src/runtime/gc.h
+++ b/src/runtime/gc.h
@@ -33,4 +33,54 @@ extern int maybe_gc_pending;
 
 #include "fixnump.h"
 
+#if defined(LISP_FEATURE_X86) || defined(LISP_FEATURE_X86_64)
+
+#define set_alloc_pointer(value)                \
+    SetSymbolValue(ALLOCATION_POINTER, value, 0)
+#define get_alloc_pointer()                     \
+    SymbolValue(ALLOCATION_POINTER, 0)
+#define get_binding_stack_pointer(thread)       \
+    SymbolValue(BINDING_STACK_POINTER, thread)
+#define get_pseudo_atomic_atomic(thread)        \
+    SymbolValue(PSEUDO_ATOMIC_ATOMIC, thread)
+#define set_pseudo_atomic_atomic(thread)                                \
+    SetSymbolValue(PSEUDO_ATOMIC_ATOMIC, make_fixnum(1), thread);
+#define clear_pseudo_atomic_atomic(thread)                      \
+    SetSymbolValue(PSEUDO_ATOMIC_ATOMIC, make_fixnum(0), thread);
+#define get_pseudo_atomic_interrupted(thread)                   \
+    fixnum_value(SymbolValue(PSEUDO_ATOMIC_INTERRUPTED, thread))
+#define clear_pseudo_atomic_interrupted(thread)                         \
+    SetSymbolValue(PSEUDO_ATOMIC_INTERRUPTED, make_fixnum(0), thread)
+#define set_pseudo_atomic_interrupted(thread)                           \
+    SetSymbolValue(PSEUDO_ATOMIC_INTERRUPTED, make_fixnum(1), thread)
+
+#elif defined(LISP_FEATURE_PPC) && defined(LISP_FEATURE_GENCGC)
+
+#define set_alloc_pointer(value) \
+    (dynamic_space_free_pointer =                                       \
+     (value) | (((unsigned long)dynamic_space_free_pointer) & LOWTAG_MASK))
+
+#define get_alloc_pointer()                                     \
+    ((unsigned long) dynamic_space_free_pointer & ~LOWTAG_MASK)
+#define get_binding_stack_pointer(thread)       \
+    (current_binding_stack_pointer)
+#define get_pseudo_atomic_atomic(thread)                                \
+    ((unsigned long)dynamic_space_free_pointer & flag_PseudoAtomic)
+#define set_pseudo_atomic_atomic(thread)                                \
+    (dynamic_space_free_pointer                                         \
+     = (lispobj*) ((unsigned long)dynamic_space_free_pointer | flag_PseudoAtomic))
+#define clear_pseudo_atomic_atomic(thread)                              \
+    (dynamic_space_free_pointer                                         \
+     = (lispobj*) ((unsigned long) dynamic_space_free_pointer & ~flag_PseudoAtomic))
+#define get_pseudo_atomic_interrupted(thread)                           \
+    ((unsigned long) dynamic_space_free_pointer & flag_PseudoAtomicInterrupted)
+#define clear_pseudo_atomic_interrupted(thread)                         \
+    (dynamic_space_free_pointer                                         \
+     = (lispobj*) ((unsigned long) dynamic_space_free_pointer & ~flag_PseudoAtomicInterrupted))
+#define set_pseudo_atomic_interrupted(thread)                           \
+    (dynamic_space_free_pointer                                         \
+     = (lispobj*) ((unsigned long) dynamic_space_free_pointer | flag_PseudoAtomicInterrupted))
+
+#endif
+
 #endif /* _GC_H_ */