SetSymbolValue(ALLOCATION_POINTER, value, 0)
#define get_alloc_pointer() \
SymbolValue(ALLOCATION_POINTER, 0)
-#define get_binding_stack_pointer(thread) \
- SymbolValue(BINDING_STACK_POINTER, thread)
#if defined(LISP_FEATURE_X86)
#define LISPOBJ_ASM_SUFFIX "l"
static inline int
get_pseudo_atomic_atomic(struct thread *thread)
{
- return fixnum_value(SymbolValue(PSEUDO_ATOMIC_BITS, thread) &
- make_fixnum(1));
+ return SymbolValue(PSEUDO_ATOMIC_BITS, thread) & (~1);
}
static inline void
set_pseudo_atomic_atomic(struct thread *thread)
{
lispobj *p = SymbolValueAddress(PSEUDO_ATOMIC_BITS, thread);
+ if (*p)
+ lose("set_pseudo_atomic_atomic: pseudo atomic bits is %d.", *p);
__asm__ __volatile__
("or" LISPOBJ_ASM_SUFFIX " %0,%1"
:
- : "g" (make_fixnum(1)), "m" (*p)
+ : "g" (~1), "m" (*p)
: "memory");
}
__asm__ __volatile__
("and" LISPOBJ_ASM_SUFFIX " %0,%1"
:
- : "g" (~make_fixnum(1)), "m" (*p)
+ : "g" (1), "m" (*p)
: "memory");
}
static inline int
get_pseudo_atomic_interrupted(struct thread *thread)
{
- return fixnum_value(SymbolValue(PSEUDO_ATOMIC_BITS, thread) &
- make_fixnum(2));
+ return SymbolValue(PSEUDO_ATOMIC_BITS, thread) & 1;
}
static inline void
set_pseudo_atomic_interrupted(struct thread *thread)
{
+ if (!get_pseudo_atomic_atomic(thread))
+ lose("set_pseudo_atomic_interrupted not in pseudo atomic");
lispobj *p = SymbolValueAddress(PSEUDO_ATOMIC_BITS, thread);
__asm__ __volatile__
("or" LISPOBJ_ASM_SUFFIX " %0,%1"
:
- : "g" (make_fixnum(2)), "m" (*p)
+ : "g" (1), "m" (*p)
: "memory");
}
static inline void
clear_pseudo_atomic_interrupted(struct thread *thread)
{
+ if (get_pseudo_atomic_atomic(thread))
+ lose("clear_pseudo_atomic_interrupted in pseudo atomic");
lispobj *p = SymbolValueAddress(PSEUDO_ATOMIC_BITS, thread);
__asm__ __volatile__
("and" LISPOBJ_ASM_SUFFIX " %0,%1"
:
- : "g" (~make_fixnum(2)), "m" (*p)
+ : "g" (~1), "m" (*p)
: "memory");
}
#undef LISPOBJ_SUFFIX
-#elif defined(LISP_FEATURE_PPC) && defined(LISP_FEATURE_GENCGC)
+#elif defined(LISP_FEATURE_GENCGC)
/* FIXME: Are these async signal safe? Compiler reordering? */
#define get_alloc_pointer() \
((unsigned long) dynamic_space_free_pointer & ~LOWTAG_MASK)
-#define get_binding_stack_pointer(thread) \
- (current_binding_stack_pointer)
+
+#ifdef LISP_FEATURE_SB_THREAD
+#define get_pseudo_atomic_atomic(thread) \
+ ((thread)->pseudo_atomic_bits & flag_PseudoAtomic)
+#define set_pseudo_atomic_atomic(thread) \
+ ((thread)->pseudo_atomic_bits |= flag_PseudoAtomic)
+#define clear_pseudo_atomic_atomic(thread) \
+ ((thread)->pseudo_atomic_bits &= ~flag_PseudoAtomic)
+#define get_pseudo_atomic_interrupted(thread) \
+ ((thread)->pseudo_atomic_bits & flag_PseudoAtomicInterrupted)
+#define set_pseudo_atomic_interrupted(thread) \
+ ((thread)->pseudo_atomic_bits |= flag_PseudoAtomicInterrupted)
+#define clear_pseudo_atomic_interrupted(thread) \
+ ((thread)->pseudo_atomic_bits &= ~flag_PseudoAtomicInterrupted)
+#else
#define get_pseudo_atomic_atomic(thread) \
((unsigned long)dynamic_space_free_pointer & flag_PseudoAtomic)
#define set_pseudo_atomic_atomic(thread) \
#define set_pseudo_atomic_interrupted(thread) \
(dynamic_space_free_pointer \
= (lispobj*) ((unsigned long) dynamic_space_free_pointer | flag_PseudoAtomicInterrupted))
+#endif
#endif