X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fgc.h;h=2929013fba2bf96f953ad6c9df4946f4f1b8714b;hb=427cac784579a935a06b0d66bac63dbf9bf325a4;hp=8b0f62e9d9fb75f529863caf2215f5f0458d3e7e;hpb=f706a441d7c09cba32701289b63946527fef3c78;p=sbcl.git

diff --git a/src/runtime/gc.h b/src/runtime/gc.h
index 8b0f62e..2929013 100644
--- a/src/runtime/gc.h
+++ b/src/runtime/gc.h
@@ -15,10 +15,12 @@
 
 #ifndef _GC_H_
 #define _GC_H_
+typedef signed long page_index_t;
+typedef signed char generation_index_t;
 
 extern void gc_init(void);
 extern void gc_initialize_pointers(void);
-extern void collect_garbage(unsigned last_gen);
+extern void collect_garbage(generation_index_t last_gen);
 extern void gc_init_tables(void);
 
 
@@ -29,11 +31,56 @@ extern void clear_auto_gc_trigger(void);
 
 extern int maybe_gc_pending;
 
-static inline int fixnump(lispobj obj) {
-    return((obj & 
-	    (LOWTAG_MASK & 
-	     (~(EVEN_FIXNUM_LOWTAG|ODD_FIXNUM_LOWTAG)))) 
-	   == 0);
-}
+#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_ */