#include <stdio.h>
#include <sys/types.h>
#include <stdlib.h>
+#include <strings.h>
#include "runtime.h"
#include "os.h"
#include "interrupt.h"
#include "purify.h"
#include "interr.h"
-#ifdef GENCGC
-#include "gencgc.h"
-#endif
+#include "gc.h"
+#include "gc-internal.h"
+#include "primitive-objects.h"
#define PRINTNOISE
-#if defined(ibmrt) || defined(__i386__)
+#if defined(__i386__)
/* again, what's so special about the x86 that this is differently
* visible there than on other platforms? -dan 20010125
*/
#define CEILING(x,y) (((x) + ((y) - 1)) & (~((y) - 1)))
#define NWORDS(x,y) (CEILING((x),(y)) / (y))
+/* FIXME: Shouldn't this be defined in sbcl.h? See also notes in
+ * cheneygc.c */
+
#ifdef sparc
-#define RAW_ADDR_OFFSET 0
+#define FUN_RAW_ADDR_OFFSET 0
#else
-#define RAW_ADDR_OFFSET (6*sizeof(lispobj) - type_FunctionPointer)
+#define FUN_RAW_ADDR_OFFSET (6*sizeof(lispobj) - FUN_POINTER_LOWTAG)
#endif
\f
static boolean
forwarding_pointer_p(lispobj obj)
{
- lispobj *ptr;
-
- ptr = (lispobj *)obj;
+ lispobj *ptr = native_pointer(obj);
return ((static_end <= ptr && ptr <= static_free) ||
(read_only_end <= ptr && ptr <= read_only_free));
dynamic_pointer_p(lispobj ptr)
{
#ifndef __i386__
- /* KLUDGE: This has an implicit dependence on the ordering of
- * address spaces, and is therefore basically wrong. I'd fix it,
- * but I don't have a non-386 port to test it on. Porters are
- * encouraged to fix it. -- WHN 2000-10-17 */
- return (ptr >= (lispobj)DYNAMIC_SPACE_START);
+ return (ptr >= (lispobj)current_dynamic_space
+ &&
+ ptr < (lispobj)dynamic_space_free_pointer);
#else
/* Be more conservative, and remember, this is a maybe. */
return (ptr >= (lispobj)DYNAMIC_SPACE_START
\f
#ifdef __i386__
-#ifdef WANT_CGC
-/* original x86/CGC stack scavenging code by Paul Werkowski */
-
-static int
-maybe_can_move_p(lispobj thing)
-{
- lispobj *thingp,header;
- if (dynamic_pointer_p(thing)) { /* in dynamic space */
- thingp = (lispobj*)PTR(thing);
- header = *thingp;
- if (Pointerp(header) && forwarding_pointer_p(header)) {
- return -1; /* must change it */
- } else if (LowtagOf(thing) == type_ListPointer) {
- return type_ListPointer; /* can we check this somehow */
- } else if (thing & 3) { /* not fixnum */
- int kind = TypeOf(header);
- /* printf(" %x %x",header,kind); */
- switch (kind) { /* something with a header */
- case type_Bignum:
- case type_SingleFloat:
- case type_DoubleFloat:
-#ifdef type_LongFloat
- case type_LongFloat:
-#endif
- case type_Sap:
- case type_SimpleVector:
- case type_SimpleString:
- case type_SimpleBitVector:
- case type_SimpleArrayUnsignedByte2:
- case type_SimpleArrayUnsignedByte4:
- case type_SimpleArrayUnsignedByte8:
- case type_SimpleArrayUnsignedByte16:
- case type_SimpleArrayUnsignedByte32:
-#ifdef type_SimpleArraySignedByte8
- case type_SimpleArraySignedByte8:
-#endif
-#ifdef type_SimpleArraySignedByte16
- case type_SimpleArraySignedByte16:
-#endif
-#ifdef type_SimpleArraySignedByte30
- case type_SimpleArraySignedByte30:
-#endif
-#ifdef type_SimpleArraySignedByte32
- case type_SimpleArraySignedByte32:
-#endif
- case type_SimpleArraySingleFloat:
- case type_SimpleArrayDoubleFloat:
-#ifdef type_SimpleArrayLongFloat
- case type_SimpleArrayLongFloat:
-#endif
-#ifdef type_SimpleArrayComplexSingleFloat
- case type_SimpleArrayComplexSingleFloat:
-#endif
-#ifdef type_SimpleArrayComplexDoubleFloat
- case type_SimpleArrayComplexDoubleFloat:
-#endif
-#ifdef type_SimpleArrayComplexLongFloat
- case type_SimpleArrayComplexLongFloat:
-#endif
- case type_CodeHeader:
- case type_FunctionHeader:
- case type_ClosureFunctionHeader:
- case type_ReturnPcHeader:
- case type_ClosureHeader:
- case type_FuncallableInstanceHeader:
- case type_InstanceHeader:
- case type_ValueCellHeader:
- case type_ByteCodeFunction:
- case type_ByteCodeClosure:
- case type_WeakPointer:
- case type_Fdefn:
- return kind;
- break;
- default:
- return 0;
- }
- }
- }
- return 0;
-}
-
-static int pverbose=0;
-#define PVERBOSE pverbose
-static void
-carefully_pscav_stack(lispobj*lowaddr, lispobj*base)
-{
- lispobj *sp = lowaddr;
- while (sp < base) {
- int k;
- lispobj thing = *sp;
- if ((unsigned)thing & 0x3) { /* may be pointer */
- /* need to check for valid float/double? */
- k = maybe_can_move_p(thing);
- if(PVERBOSE)printf("%8x %8x %d\n",sp, thing, k);
- if(k)
- pscav(sp, 1, 0);
- }
- sp++;
- }
-}
-#endif
-
-#ifdef GENCGC
+#ifdef LISP_FEATURE_GENCGC
/*
* enhanced x86/GENCGC stack scavenging by Douglas Crosher
*
static unsigned pointer_filter_verbose = 0;
+/* FIXME: This is substantially the same code as in gencgc.c. (There
+ * are some differences, at least (1) the gencgc.c code needs to worry
+ * about return addresses on the stack pinning code objects, (2) the
+ * gencgc.c code needs to worry about the GC maybe happening in an
+ * interrupt service routine when the main thread of control was
+ * interrupted just as it had allocated memory and before it
+ * initialized it, while PURIFY needn't worry about that, and (3) the
+ * gencgc.c code has mutated more under maintenance since the fork
+ * from CMU CL than the code here has.) The two versions should be
+ * made to explicitly share common code, instead of just two different
+ * cut-and-pasted versions. */
static int
valid_dynamic_space_pointer(lispobj *pointer, lispobj *start_addr)
{
/* If it's not a return address then it needs to be a valid Lisp
* pointer. */
- if (!Pointerp((lispobj)pointer))
+ if (!is_lisp_pointer((lispobj)pointer))
return 0;
/* Check that the object pointed to is consistent with the pointer
* low tag. */
- switch (LowtagOf((lispobj)pointer)) {
- case type_FunctionPointer:
+ switch (lowtag_of((lispobj)pointer)) {
+ case FUN_POINTER_LOWTAG:
/* Start_addr should be the enclosing code object, or a closure
* header. */
- switch (TypeOf(*start_addr)) {
- case type_CodeHeader:
+ switch (widetag_of(*start_addr)) {
+ case CODE_HEADER_WIDETAG:
/* This case is probably caught above. */
break;
- case type_ClosureHeader:
- case type_FuncallableInstanceHeader:
- case type_ByteCodeFunction:
- case type_ByteCodeClosure:
- if ((int)pointer != ((int)start_addr+type_FunctionPointer)) {
+ case CLOSURE_HEADER_WIDETAG:
+ case FUNCALLABLE_INSTANCE_HEADER_WIDETAG:
+ if ((int)pointer != ((int)start_addr+FUN_POINTER_LOWTAG)) {
if (pointer_filter_verbose) {
fprintf(stderr,"*Wf2: %x %x %x\n", (unsigned int) pointer,
(unsigned int) start_addr, *start_addr);
return 0;
}
break;
- case type_ListPointer:
- if ((int)pointer != ((int)start_addr+type_ListPointer)) {
+ case LIST_POINTER_LOWTAG:
+ if ((int)pointer != ((int)start_addr+LIST_POINTER_LOWTAG)) {
if (pointer_filter_verbose)
fprintf(stderr,"*Wl1: %x %x %x\n", (unsigned int) pointer,
(unsigned int) start_addr, *start_addr);
return 0;
}
/* Is it plausible cons? */
- if((Pointerp(start_addr[0])
+ if ((is_lisp_pointer(start_addr[0])
|| ((start_addr[0] & 3) == 0) /* fixnum */
- || (TypeOf(start_addr[0]) == type_BaseChar)
- || (TypeOf(start_addr[0]) == type_UnboundMarker))
- && (Pointerp(start_addr[1])
+ || (widetag_of(start_addr[0]) == BASE_CHAR_WIDETAG)
+ || (widetag_of(start_addr[0]) == UNBOUND_MARKER_WIDETAG))
+ && (is_lisp_pointer(start_addr[1])
|| ((start_addr[1] & 3) == 0) /* fixnum */
- || (TypeOf(start_addr[1]) == type_BaseChar)
- || (TypeOf(start_addr[1]) == type_UnboundMarker))) {
+ || (widetag_of(start_addr[1]) == BASE_CHAR_WIDETAG)
+ || (widetag_of(start_addr[1]) == UNBOUND_MARKER_WIDETAG))) {
break;
} else {
if (pointer_filter_verbose) {
}
return 0;
}
- case type_InstancePointer:
- if ((int)pointer != ((int)start_addr+type_InstancePointer)) {
+ case INSTANCE_POINTER_LOWTAG:
+ if ((int)pointer != ((int)start_addr+INSTANCE_POINTER_LOWTAG)) {
if (pointer_filter_verbose) {
fprintf(stderr,"*Wi1: %x %x %x\n", (unsigned int) pointer,
(unsigned int) start_addr, *start_addr);
}
return 0;
}
- if (TypeOf(start_addr[0]) != type_InstanceHeader) {
+ if (widetag_of(start_addr[0]) != INSTANCE_HEADER_WIDETAG) {
if (pointer_filter_verbose) {
fprintf(stderr,"*Wi2: %x %x %x\n", (unsigned int) pointer,
(unsigned int) start_addr, *start_addr);
return 0;
}
break;
- case type_OtherPointer:
- if ((int)pointer != ((int)start_addr+type_OtherPointer)) {
+ case OTHER_POINTER_LOWTAG:
+ if ((int)pointer != ((int)start_addr+OTHER_POINTER_LOWTAG)) {
if (pointer_filter_verbose) {
fprintf(stderr,"*Wo1: %x %x %x\n", (unsigned int) pointer,
(unsigned int) start_addr, *start_addr);
}
return 0;
}
- /* Is it plausible? Not a cons. X should check the headers. */
- if(Pointerp(start_addr[0]) || ((start_addr[0] & 3) == 0)) {
+ /* Is it plausible? Not a cons. XXX should check the headers. */
+ if (is_lisp_pointer(start_addr[0]) || ((start_addr[0] & 3) == 0)) {
if (pointer_filter_verbose) {
fprintf(stderr,"*Wo2: %x %x %x\n", (unsigned int) pointer,
(unsigned int) start_addr, *start_addr);
}
return 0;
}
- switch (TypeOf(start_addr[0])) {
- case type_UnboundMarker:
- case type_BaseChar:
+ switch (widetag_of(start_addr[0])) {
+ case UNBOUND_MARKER_WIDETAG:
+ case BASE_CHAR_WIDETAG:
if (pointer_filter_verbose) {
fprintf(stderr,"*Wo3: %x %x %x\n", (unsigned int) pointer,
(unsigned int) start_addr, *start_addr);
return 0;
/* only pointed to by function pointers? */
- case type_ClosureHeader:
- case type_FuncallableInstanceHeader:
- case type_ByteCodeFunction:
- case type_ByteCodeClosure:
+ case CLOSURE_HEADER_WIDETAG:
+ case FUNCALLABLE_INSTANCE_HEADER_WIDETAG:
if (pointer_filter_verbose) {
fprintf(stderr,"*Wo4: %x %x %x\n", (unsigned int) pointer,
(unsigned int) start_addr, *start_addr);
}
return 0;
- case type_InstanceHeader:
+ case INSTANCE_HEADER_WIDETAG:
if (pointer_filter_verbose) {
fprintf(stderr,"*Wo5: %x %x %x\n", (unsigned int) pointer,
(unsigned int) start_addr, *start_addr);
return 0;
/* the valid other immediate pointer objects */
- case type_SimpleVector:
- case type_Ratio:
- case type_Complex:
-#ifdef type_ComplexSingleFloat
- case type_ComplexSingleFloat:
-#endif
-#ifdef type_ComplexDoubleFloat
- case type_ComplexDoubleFloat:
-#endif
-#ifdef type_ComplexLongFloat
- case type_ComplexLongFloat:
-#endif
- case type_SimpleArray:
- case type_ComplexString:
- case type_ComplexBitVector:
- case type_ComplexVector:
- case type_ComplexArray:
- case type_ValueCellHeader:
- case type_SymbolHeader:
- case type_Fdefn:
- case type_CodeHeader:
- case type_Bignum:
- case type_SingleFloat:
- case type_DoubleFloat:
-#ifdef type_LongFloat
- case type_LongFloat:
-#endif
- case type_SimpleString:
- case type_SimpleBitVector:
- case type_SimpleArrayUnsignedByte2:
- case type_SimpleArrayUnsignedByte4:
- case type_SimpleArrayUnsignedByte8:
- case type_SimpleArrayUnsignedByte16:
- case type_SimpleArrayUnsignedByte32:
-#ifdef type_SimpleArraySignedByte8
- case type_SimpleArraySignedByte8:
-#endif
-#ifdef type_SimpleArraySignedByte16
- case type_SimpleArraySignedByte16:
-#endif
-#ifdef type_SimpleArraySignedByte30
- case type_SimpleArraySignedByte30:
-#endif
-#ifdef type_SimpleArraySignedByte32
- case type_SimpleArraySignedByte32:
-#endif
- case type_SimpleArraySingleFloat:
- case type_SimpleArrayDoubleFloat:
-#ifdef type_SimpleArrayLongFloat
- case type_SimpleArrayLongFloat:
-#endif
-#ifdef type_SimpleArrayComplexSingleFloat
- case type_SimpleArrayComplexSingleFloat:
-#endif
-#ifdef type_SimpleArrayComplexDoubleFloat
- case type_SimpleArrayComplexDoubleFloat:
-#endif
-#ifdef type_SimpleArrayComplexLongFloat
- case type_SimpleArrayComplexLongFloat:
-#endif
- case type_Sap:
- case type_WeakPointer:
+ case SIMPLE_VECTOR_WIDETAG:
+ case RATIO_WIDETAG:
+ case COMPLEX_WIDETAG:
+#ifdef COMPLEX_SINGLE_FLOAT_WIDETAG
+ case COMPLEX_SINGLE_FLOAT_WIDETAG:
+#endif
+#ifdef COMPLEX_DOUBLE_FLOAT_WIDETAG
+ case COMPLEX_DOUBLE_FLOAT_WIDETAG:
+#endif
+#ifdef COMPLEX_LONG_FLOAT_WIDETAG
+ case COMPLEX_LONG_FLOAT_WIDETAG:
+#endif
+ case SIMPLE_ARRAY_WIDETAG:
+ case COMPLEX_STRING_WIDETAG:
+ case COMPLEX_BIT_VECTOR_WIDETAG:
+ case COMPLEX_VECTOR_WIDETAG:
+ case COMPLEX_ARRAY_WIDETAG:
+ case VALUE_CELL_HEADER_WIDETAG:
+ case SYMBOL_HEADER_WIDETAG:
+ case FDEFN_WIDETAG:
+ case CODE_HEADER_WIDETAG:
+ case BIGNUM_WIDETAG:
+ case SINGLE_FLOAT_WIDETAG:
+ case DOUBLE_FLOAT_WIDETAG:
+#ifdef LONG_FLOAT_WIDETAG
+ case LONG_FLOAT_WIDETAG:
+#endif
+ case SIMPLE_STRING_WIDETAG:
+ case SIMPLE_BIT_VECTOR_WIDETAG:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_2_WIDETAG:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_4_WIDETAG:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_8_WIDETAG:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_16_WIDETAG:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_32_WIDETAG:
+#ifdef SIMPLE_ARRAY_SIGNED_BYTE_8_WIDETAG
+ case SIMPLE_ARRAY_SIGNED_BYTE_8_WIDETAG:
+#endif
+#ifdef SIMPLE_ARRAY_SIGNED_BYTE_16_WIDETAG
+ case SIMPLE_ARRAY_SIGNED_BYTE_16_WIDETAG:
+#endif
+#ifdef SIMPLE_ARRAY_SIGNED_BYTE_30_WIDETAG
+ case SIMPLE_ARRAY_SIGNED_BYTE_30_WIDETAG:
+#endif
+#ifdef SIMPLE_ARRAY_SIGNED_BYTE_32_WIDETAG
+ case SIMPLE_ARRAY_SIGNED_BYTE_32_WIDETAG:
+#endif
+ case SIMPLE_ARRAY_SINGLE_FLOAT_WIDETAG:
+ case SIMPLE_ARRAY_DOUBLE_FLOAT_WIDETAG:
+#ifdef SIMPLE_ARRAY_LONG_FLOAT_WIDETAG
+ case SIMPLE_ARRAY_LONG_FLOAT_WIDETAG:
+#endif
+#ifdef SIMPLE_ARRAY_COMPLEX_SINGLE_FLOAT_WIDETAG
+ case SIMPLE_ARRAY_COMPLEX_SINGLE_FLOAT_WIDETAG:
+#endif
+#ifdef SIMPLE_ARRAY_COMPLEX_DOUBLE_FLOAT_WIDETAG
+ case SIMPLE_ARRAY_COMPLEX_DOUBLE_FLOAT_WIDETAG:
+#endif
+#ifdef SIMPLE_ARRAY_COMPLEX_LONG_FLOAT_WIDETAG
+ case SIMPLE_ARRAY_COMPLEX_LONG_FLOAT_WIDETAG:
+#endif
+ case SAP_WIDETAG:
+ case WEAK_POINTER_WIDETAG:
break;
default:
/* We need to allow raw pointers into Code objects for
* return addresses. This will also pick up pointers to
* functions in code objects. */
- if (TypeOf(*start_addr) == type_CodeHeader) {
+ if (widetag_of(*start_addr) == CODE_HEADER_WIDETAG) {
+ /* FIXME asserting here is a really dumb thing to do.
+ * If we've overflowed some arbitrary static limit, we
+ * should just refuse to purify, instead of killing
+ * the whole lisp session
+ */
gc_assert(num_valid_stack_ra_locations <
MAX_STACK_RETURN_ADDRESSES);
valid_stack_ra_locations[num_valid_stack_ra_locations] = sp;
valid_stack_ra_code_objects[num_valid_stack_ra_locations++] =
- (lispobj *)((int)start_addr + type_OtherPointer);
+ (lispobj *)((int)start_addr + OTHER_POINTER_LOWTAG);
} else {
if (valid_dynamic_space_pointer((void *)thing, start_addr)) {
gc_assert(num_valid_stack_locations < MAX_STACK_POINTERS);
nwords = 1 + HeaderValue(header);
/* Allocate it */
- old = (lispobj *)PTR(thing);
+ old = (lispobj *)native_pointer(thing);
if (constant) {
new = read_only_free;
read_only_free += CEILING(nwords, 2);
bcopy(old, new, nwords * sizeof(lispobj));
/* Deposit forwarding pointer. */
- result = (lispobj)new | LowtagOf(thing);
+ result = make_lispobj(new, lowtag_of(thing));
*old = result;
/* Scavenge it. */
static lispobj
ptrans_instance(lispobj thing, lispobj header, boolean constant)
{
- lispobj layout = ((struct instance *)PTR(thing))->slots[0];
- lispobj pure = ((struct instance *)PTR(layout))->slots[15];
+ lispobj layout = ((struct instance *)native_pointer(thing))->slots[0];
+ lispobj pure = ((struct instance *)native_pointer(layout))->slots[15];
switch (pure) {
case T:
nwords = 1 + HeaderValue(header);
/* Allocate it */
- old = (lispobj *)PTR(thing);
+ old = (lispobj *)native_pointer(thing);
new = static_free;
static_free += CEILING(nwords, 2);
bcopy(old, new, nwords * sizeof(lispobj));
/* Deposit forwarding pointer. */
- result = (lispobj)new | LowtagOf(thing);
+ result = make_lispobj(new, lowtag_of(thing));
*old = result;
/* Scavenge it. */
nwords = 1 + HeaderValue(header);
/* Allocate it */
- old = (lispobj *)PTR(thing);
+ old = (lispobj *)native_pointer(thing);
new = static_free;
static_free += CEILING(nwords, 2);
bcopy(old, new, nwords * sizeof(lispobj));
/* Deposit forwarding pointer. */
- result = (lispobj)new | LowtagOf(thing);
+ result = make_lispobj(new, lowtag_of(thing));
*old = result;
/* Scavenge the function. */
fdefn = (struct fdefn *)new;
- oldfn = fdefn->function;
- pscav(&fdefn->function, 1, 0);
- if ((char *)oldfn + RAW_ADDR_OFFSET == fdefn->raw_addr)
- fdefn->raw_addr = (char *)fdefn->function + RAW_ADDR_OFFSET;
+ oldfn = fdefn->fun;
+ pscav(&fdefn->fun, 1, 0);
+ if ((char *)oldfn + FUN_RAW_ADDR_OFFSET == fdefn->raw_addr)
+ fdefn->raw_addr = (char *)fdefn->fun + FUN_RAW_ADDR_OFFSET;
return result;
}
{
int nwords;
lispobj result, *new, *old;
-
+
nwords = 1 + HeaderValue(header);
-
+
/* Allocate it */
- old = (lispobj *)PTR(thing);
+ old = (lispobj *)native_pointer(thing);
new = read_only_free;
read_only_free += CEILING(nwords, 2);
-
+
/* Copy it. */
bcopy(old, new, nwords * sizeof(lispobj));
-
+
/* Deposit forwarding pointer. */
- result = (lispobj)new | LowtagOf(thing);
+ result = make_lispobj(new , lowtag_of(thing));
*old = result;
return result;
int nwords;
lispobj result, *new;
- vector = (struct vector *)PTR(thing);
+ vector = (struct vector *)native_pointer(thing);
nwords = 2 + (CEILING((fixnum_value(vector->length)+extra)*bits,32)>>5);
if (boxed && !constant) {
bcopy(vector, new, nwords * sizeof(lispobj));
- result = (lispobj)new | LowtagOf(thing);
+ result = make_lispobj(new, lowtag_of(thing));
vector->header = result;
if (boxed)
static void
apply_code_fixups_during_purify(struct code *old_code, struct code *new_code)
{
- int nheader_words, ncode_words, nwords;
- void *constants_start_addr, *constants_end_addr;
- void *code_start_addr, *code_end_addr;
- lispobj fixups = NIL;
- unsigned displacement = (unsigned)new_code - (unsigned)old_code;
- struct vector *fixups_vector;
-
- /* Byte compiled code has no fixups. The trace table offset will be
- * a fixnum if it's x86 compiled code - check. */
- if (new_code->trace_table_offset & 0x3)
- return;
-
- /* Else it's x86 machine code. */
- ncode_words = fixnum_value(new_code->code_size);
- nheader_words = HeaderValue(*(lispobj *)new_code);
- nwords = ncode_words + nheader_words;
-
- constants_start_addr = (void *)new_code + 5*4;
- constants_end_addr = (void *)new_code + nheader_words*4;
- code_start_addr = (void *)new_code + nheader_words*4;
- code_end_addr = (void *)new_code + nwords*4;
-
- /* The first constant should be a pointer to the fixups for this
- * code objects. Check. */
- fixups = new_code->constants[0];
-
- /* It will be 0 or the unbound-marker if there are no fixups, and
- * will be an other-pointer to a vector if it is valid. */
- if ((fixups==0) || (fixups==type_UnboundMarker) || !Pointerp(fixups)) {
-#ifdef GENCGC
- /* Check for a possible errors. */
- sniff_code_object(new_code,displacement);
-#endif
- return;
- }
+ int nheader_words, ncode_words, nwords;
+ void *constants_start_addr, *constants_end_addr;
+ void *code_start_addr, *code_end_addr;
+ lispobj fixups = NIL;
+ unsigned displacement = (unsigned)new_code - (unsigned)old_code;
+ struct vector *fixups_vector;
+
+ ncode_words = fixnum_value(new_code->code_size);
+ nheader_words = HeaderValue(*(lispobj *)new_code);
+ nwords = ncode_words + nheader_words;
+
+ constants_start_addr = (void *)new_code + 5*4;
+ constants_end_addr = (void *)new_code + nheader_words*4;
+ code_start_addr = (void *)new_code + nheader_words*4;
+ code_end_addr = (void *)new_code + nwords*4;
+
+ /* The first constant should be a pointer to the fixups for this
+ * code objects. Check. */
+ fixups = new_code->constants[0];
+
+ /* It will be 0 or the unbound-marker if there are no fixups, and
+ * will be an other-pointer to a vector if it is valid. */
+ if ((fixups==0) ||
+ (fixups==UNBOUND_MARKER_WIDETAG) ||
+ !is_lisp_pointer(fixups)) {
+#ifdef LISP_FEATURE_GENCGC
+ /* Check for a possible errors. */
+ sniff_code_object(new_code,displacement);
+#endif
+ return;
+ }
- fixups_vector = (struct vector *)PTR(fixups);
+ fixups_vector = (struct vector *)native_pointer(fixups);
- /* Could be pointing to a forwarding pointer. */
- if (Pointerp(fixups) && (dynamic_pointer_p(fixups))
- && forwarding_pointer_p(*(lispobj *)fixups_vector)) {
- /* If so then follow it. */
- fixups_vector = (struct vector *)PTR(*(lispobj *)fixups_vector);
- }
+ /* Could be pointing to a forwarding pointer. */
+ if (is_lisp_pointer(fixups) && (dynamic_pointer_p(fixups))
+ && forwarding_pointer_p(*(lispobj *)fixups_vector)) {
+ /* If so then follow it. */
+ fixups_vector =
+ (struct vector *)native_pointer(*(lispobj *)fixups_vector);
+ }
- if (TypeOf(fixups_vector->header) == type_SimpleArrayUnsignedByte32) {
- /* We got the fixups for the code block. Now work through the vector,
- * and apply a fixup at each address. */
- int length = fixnum_value(fixups_vector->length);
- int i;
- for (i=0; i<length; i++) {
- unsigned offset = fixups_vector->data[i];
- /* Now check the current value of offset. */
- unsigned old_value = *(unsigned *)((unsigned)code_start_addr + offset);
-
- /* If it's within the old_code object then it must be an
- * absolute fixup (relative ones are not saved) */
- if ((old_value>=(unsigned)old_code)
- && (old_value<((unsigned)old_code + nwords*4)))
- /* So add the dispacement. */
- *(unsigned *)((unsigned)code_start_addr + offset) = old_value
- + displacement;
- else
- /* It is outside the old code object so it must be a relative
- * fixup (absolute fixups are not saved). So subtract the
- * displacement. */
- *(unsigned *)((unsigned)code_start_addr + offset) = old_value
- - displacement;
+ if (widetag_of(fixups_vector->header) ==
+ SIMPLE_ARRAY_UNSIGNED_BYTE_32_WIDETAG) {
+ /* We got the fixups for the code block. Now work through the
+ * vector, and apply a fixup at each address. */
+ int length = fixnum_value(fixups_vector->length);
+ int i;
+ for (i=0; i<length; i++) {
+ unsigned offset = fixups_vector->data[i];
+ /* Now check the current value of offset. */
+ unsigned old_value =
+ *(unsigned *)((unsigned)code_start_addr + offset);
+
+ /* If it's within the old_code object then it must be an
+ * absolute fixup (relative ones are not saved) */
+ if ((old_value>=(unsigned)old_code)
+ && (old_value<((unsigned)old_code + nwords*4)))
+ /* So add the dispacement. */
+ *(unsigned *)((unsigned)code_start_addr + offset) = old_value
+ + displacement;
+ else
+ /* It is outside the old code object so it must be a relative
+ * fixup (absolute fixups are not saved). So subtract the
+ * displacement. */
+ *(unsigned *)((unsigned)code_start_addr + offset) = old_value
+ - displacement;
+ }
}
- }
- /* No longer need the fixups. */
- new_code->constants[0] = 0;
+ /* No longer need the fixups. */
+ new_code->constants[0] = 0;
-#ifdef GENCGC
- /* Check for possible errors. */
- sniff_code_object(new_code,displacement);
+#ifdef LISP_FEATURE_GENCGC
+ /* Check for possible errors. */
+ sniff_code_object(new_code,displacement);
#endif
}
#endif
int nwords;
lispobj func, result;
- code = (struct code *)PTR(thing);
+ code = (struct code *)native_pointer(thing);
nwords = HeaderValue(code->header) + fixnum_value(code->code_size);
new = (struct code *)read_only_free;
bcopy(code, new, nwords * sizeof(lispobj));
-#ifdef __i386__
+#ifdef LISP_FEATURE_X86
apply_code_fixups_during_purify(code,new);
#endif
- result = (lispobj)new | type_OtherPointer;
+ result = make_lispobj(new, OTHER_POINTER_LOWTAG);
/* Stick in a forwarding pointer for the code object. */
*(lispobj *)code = result;
/* Put in forwarding pointers for all the functions. */
for (func = code->entry_points;
func != NIL;
- func = ((struct function *)PTR(func))->next) {
+ func = ((struct simple_fun *)native_pointer(func))->next) {
- gc_assert(LowtagOf(func) == type_FunctionPointer);
+ gc_assert(lowtag_of(func) == FUN_POINTER_LOWTAG);
- *(lispobj *)PTR(func) = result + (func - thing);
+ *(lispobj *)native_pointer(func) = result + (func - thing);
}
/* Arrange to scavenge the debug info later. */
pscav_later(&new->debug_info, 1);
- if(new->trace_table_offset & 0x3)
+ if (new->trace_table_offset & 0x3)
#if 0
pscav(&new->trace_table_offset, 1, 0);
#else
pscav(&new->entry_points, 1, 1);
for (func = new->entry_points;
func != NIL;
- func = ((struct function *)PTR(func))->next) {
- gc_assert(LowtagOf(func) == type_FunctionPointer);
+ func = ((struct simple_fun *)native_pointer(func))->next) {
+ gc_assert(lowtag_of(func) == FUN_POINTER_LOWTAG);
gc_assert(!dynamic_pointer_p(func));
#ifdef __i386__
- /* Temporarly convert the self pointer to a real function
- pointer. */
- ((struct function *)PTR(func))->self -= RAW_ADDR_OFFSET;
+ /* Temporarly convert the self pointer to a real function pointer. */
+ ((struct simple_fun *)native_pointer(func))->self
+ -= FUN_RAW_ADDR_OFFSET;
#endif
- pscav(&((struct function *)PTR(func))->self, 2, 1);
+ pscav(&((struct simple_fun *)native_pointer(func))->self, 2, 1);
#ifdef __i386__
- ((struct function *)PTR(func))->self += RAW_ADDR_OFFSET;
+ ((struct simple_fun *)native_pointer(func))->self
+ += FUN_RAW_ADDR_OFFSET;
#endif
- pscav_later(&((struct function *)PTR(func))->name, 3);
+ pscav_later(&((struct simple_fun *)native_pointer(func))->name, 3);
}
return result;
{
int nwords;
lispobj code, *new, *old, result;
- struct function *function;
+ struct simple_fun *function;
/* Thing can either be a function header, a closure function
* header, a closure, or a funcallable-instance. If it's a closure
* Otherwise we have to do something strange, 'cause it is buried
* inside a code object. */
- if (TypeOf(header) == type_FunctionHeader ||
- TypeOf(header) == type_ClosureFunctionHeader) {
+ if (widetag_of(header) == SIMPLE_FUN_HEADER_WIDETAG ||
+ widetag_of(header) == CLOSURE_FUN_HEADER_WIDETAG) {
/* We can only end up here if the code object has not been
* scavenged, because if it had been scavenged, forwarding pointers
* would have been left behind for all the entry points. */
- function = (struct function *)PTR(thing);
- code = (PTR(thing)-(HeaderValue(function->header)*sizeof(lispobj))) |
- type_OtherPointer;
-
+ function = (struct simple_fun *)native_pointer(thing);
+ code =
+ make_lispobj
+ ((native_pointer(thing) -
+ (HeaderValue(function->header))), OTHER_POINTER_LOWTAG);
+
/* This will cause the function's header to be replaced with a
* forwarding pointer. */
+
ptrans_code(code);
/* So we can just return that. */
else {
/* It's some kind of closure-like thing. */
nwords = 1 + HeaderValue(header);
- old = (lispobj *)PTR(thing);
+ old = (lispobj *)native_pointer(thing);
/* Allocate the new one. */
- if (TypeOf(header) == type_FuncallableInstanceHeader) {
+ if (widetag_of(header) == FUNCALLABLE_INSTANCE_HEADER_WIDETAG) {
/* FINs *must* not go in read_only space. */
new = static_free;
static_free += CEILING(nwords, 2);
bcopy(old, new, nwords * sizeof(lispobj));
/* Deposit forwarding pointer. */
- result = (lispobj)new | LowtagOf(thing);
+ result = make_lispobj(new, lowtag_of(thing));
*old = result;
/* Scavenge it. */
code = thing - HeaderValue(header)*sizeof(lispobj);
/* Make sure it's been transported. */
- new = *(lispobj *)PTR(code);
+ new = *(lispobj *)native_pointer(code);
if (!forwarding_pointer_p(new))
new = ptrans_code(code);
do {
/* Allocate a new cons cell. */
- old = (struct cons *)PTR(thing);
+ old = (struct cons *)native_pointer(thing);
if (constant) {
new = (struct cons *)read_only_free;
read_only_free += WORDS_PER_CONS;
thing = new->cdr = old->cdr;
/* Set up the forwarding pointer. */
- *(lispobj *)old = ((lispobj)new) | type_ListPointer;
+ *(lispobj *)old = make_lispobj(new, LIST_POINTER_LOWTAG);
/* And count this cell. */
length++;
- } while (LowtagOf(thing) == type_ListPointer &&
+ } while (lowtag_of(thing) == LIST_POINTER_LOWTAG &&
dynamic_pointer_p(thing) &&
- !(forwarding_pointer_p(*(lispobj *)PTR(thing))));
+ !(forwarding_pointer_p(*(lispobj *)native_pointer(thing))));
/* Scavenge the list we just copied. */
pscav((lispobj *)orig, length * WORDS_PER_CONS, constant);
- return ((lispobj)orig) | type_ListPointer;
+ return make_lispobj(orig, LIST_POINTER_LOWTAG);
}
static lispobj
ptrans_otherptr(lispobj thing, lispobj header, boolean constant)
{
- switch (TypeOf(header)) {
- case type_Bignum:
- case type_SingleFloat:
- case type_DoubleFloat:
-#ifdef type_LongFloat
- case type_LongFloat:
+ switch (widetag_of(header)) {
+ case BIGNUM_WIDETAG:
+ case SINGLE_FLOAT_WIDETAG:
+ case DOUBLE_FLOAT_WIDETAG:
+#ifdef LONG_FLOAT_WIDETAG
+ case LONG_FLOAT_WIDETAG:
#endif
-#ifdef type_ComplexSingleFloat
- case type_ComplexSingleFloat:
+#ifdef COMPLEX_SINGLE_FLOAT_WIDETAG
+ case COMPLEX_SINGLE_FLOAT_WIDETAG:
#endif
-#ifdef type_ComplexDoubleFloat
- case type_ComplexDoubleFloat:
+#ifdef COMPLEX_DOUBLE_FLOAT_WIDETAG
+ case COMPLEX_DOUBLE_FLOAT_WIDETAG:
#endif
-#ifdef type_ComplexLongFloat
- case type_ComplexLongFloat:
+#ifdef COMPLEX_LONG_FLOAT_WIDETAG
+ case COMPLEX_LONG_FLOAT_WIDETAG:
#endif
- case type_Sap:
+ case SAP_WIDETAG:
return ptrans_unboxed(thing, header);
- case type_Ratio:
- case type_Complex:
- case type_SimpleArray:
- case type_ComplexString:
- case type_ComplexVector:
- case type_ComplexArray:
+ case RATIO_WIDETAG:
+ case COMPLEX_WIDETAG:
+ case SIMPLE_ARRAY_WIDETAG:
+ case COMPLEX_STRING_WIDETAG:
+ case COMPLEX_VECTOR_WIDETAG:
+ case COMPLEX_ARRAY_WIDETAG:
return ptrans_boxed(thing, header, constant);
- case type_ValueCellHeader:
- case type_WeakPointer:
+ case VALUE_CELL_HEADER_WIDETAG:
+ case WEAK_POINTER_WIDETAG:
return ptrans_boxed(thing, header, 0);
- case type_SymbolHeader:
+ case SYMBOL_HEADER_WIDETAG:
return ptrans_boxed(thing, header, 0);
- case type_SimpleString:
+ case SIMPLE_STRING_WIDETAG:
return ptrans_vector(thing, 8, 1, 0, constant);
- case type_SimpleBitVector:
+ case SIMPLE_BIT_VECTOR_WIDETAG:
return ptrans_vector(thing, 1, 0, 0, constant);
- case type_SimpleVector:
+ case SIMPLE_VECTOR_WIDETAG:
return ptrans_vector(thing, 32, 0, 1, constant);
- case type_SimpleArrayUnsignedByte2:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_2_WIDETAG:
return ptrans_vector(thing, 2, 0, 0, constant);
- case type_SimpleArrayUnsignedByte4:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_4_WIDETAG:
return ptrans_vector(thing, 4, 0, 0, constant);
- case type_SimpleArrayUnsignedByte8:
-#ifdef type_SimpleArraySignedByte8
- case type_SimpleArraySignedByte8:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_8_WIDETAG:
+#ifdef SIMPLE_ARRAY_SIGNED_BYTE_8_WIDETAG
+ case SIMPLE_ARRAY_SIGNED_BYTE_8_WIDETAG:
#endif
return ptrans_vector(thing, 8, 0, 0, constant);
- case type_SimpleArrayUnsignedByte16:
-#ifdef type_SimpleArraySignedByte16
- case type_SimpleArraySignedByte16:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_16_WIDETAG:
+#ifdef SIMPLE_ARRAY_SIGNED_BYTE_16_WIDETAG
+ case SIMPLE_ARRAY_SIGNED_BYTE_16_WIDETAG:
#endif
return ptrans_vector(thing, 16, 0, 0, constant);
- case type_SimpleArrayUnsignedByte32:
-#ifdef type_SimpleArraySignedByte30
- case type_SimpleArraySignedByte30:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_32_WIDETAG:
+#ifdef SIMPLE_ARRAY_SIGNED_BYTE_30_WIDETAG
+ case SIMPLE_ARRAY_SIGNED_BYTE_30_WIDETAG:
#endif
-#ifdef type_SimpleArraySignedByte32
- case type_SimpleArraySignedByte32:
+#ifdef SIMPLE_ARRAY_SIGNED_BYTE_32_WIDETAG
+ case SIMPLE_ARRAY_SIGNED_BYTE_32_WIDETAG:
#endif
return ptrans_vector(thing, 32, 0, 0, constant);
- case type_SimpleArraySingleFloat:
+ case SIMPLE_ARRAY_SINGLE_FLOAT_WIDETAG:
return ptrans_vector(thing, 32, 0, 0, constant);
- case type_SimpleArrayDoubleFloat:
+ case SIMPLE_ARRAY_DOUBLE_FLOAT_WIDETAG:
return ptrans_vector(thing, 64, 0, 0, constant);
-#ifdef type_SimpleArrayLongFloat
- case type_SimpleArrayLongFloat:
+#ifdef SIMPLE_ARRAY_LONG_FLOAT_WIDETAG
+ case SIMPLE_ARRAY_LONG_FLOAT_WIDETAG:
#ifdef __i386__
return ptrans_vector(thing, 96, 0, 0, constant);
#endif
#endif
#endif
-#ifdef type_SimpleArrayComplexSingleFloat
- case type_SimpleArrayComplexSingleFloat:
+#ifdef SIMPLE_ARRAY_COMPLEX_SINGLE_FLOAT_WIDETAG
+ case SIMPLE_ARRAY_COMPLEX_SINGLE_FLOAT_WIDETAG:
return ptrans_vector(thing, 64, 0, 0, constant);
#endif
-#ifdef type_SimpleArrayComplexDoubleFloat
- case type_SimpleArrayComplexDoubleFloat:
+#ifdef SIMPLE_ARRAY_COMPLEX_DOUBLE_FLOAT_WIDETAG
+ case SIMPLE_ARRAY_COMPLEX_DOUBLE_FLOAT_WIDETAG:
return ptrans_vector(thing, 128, 0, 0, constant);
#endif
-#ifdef type_SimpleArrayComplexLongFloat
- case type_SimpleArrayComplexLongFloat:
+#ifdef SIMPLE_ARRAY_COMPLEX_LONG_FLOAT_WIDETAG
+ case SIMPLE_ARRAY_COMPLEX_LONG_FLOAT_WIDETAG:
#ifdef __i386__
return ptrans_vector(thing, 192, 0, 0, constant);
#endif
#endif
#endif
- case type_CodeHeader:
+ case CODE_HEADER_WIDETAG:
return ptrans_code(thing);
- case type_ReturnPcHeader:
+ case RETURN_PC_HEADER_WIDETAG:
return ptrans_returnpc(thing, header);
- case type_Fdefn:
+ case FDEFN_WIDETAG:
return ptrans_fdefn(thing, header);
default:
{
boolean fix_func;
- fix_func = ((char *)(fdefn->function+RAW_ADDR_OFFSET) == fdefn->raw_addr);
+ fix_func = ((char *)(fdefn->fun+FUN_RAW_ADDR_OFFSET) == fdefn->raw_addr);
pscav(&fdefn->name, 1, 1);
- pscav(&fdefn->function, 1, 0);
+ pscav(&fdefn->fun, 1, 0);
if (fix_func)
- fdefn->raw_addr = (char *)(fdefn->function + RAW_ADDR_OFFSET);
+ fdefn->raw_addr = (char *)(fdefn->fun + FUN_RAW_ADDR_OFFSET);
return sizeof(struct fdefn) / sizeof(lispobj);
}
lispobj func;
nwords = HeaderValue(code->header) + fixnum_value(code->code_size);
- /* pw--The trace_table_offset slot can contain a list pointer. This
- * occurs when the code object is a top level form that initializes
- * a byte-compiled function. The fact that PURIFY was ignoring this
- * slot may be a bug unrelated to the x86 port, except that TLF's
- * normally become unreachable after the loader calls them and
- * won't be seen by PURIFY at all!! */
- if(code->trace_table_offset & 0x3)
-#if 0
- pscav(&code->trace_table_offset, 1, 0);
-#else
- code->trace_table_offset = NIL; /* limit lifetime */
-#endif
-
/* Arrange to scavenge the debug info later. */
pscav_later(&code->debug_info, 1);
pscav(&code->entry_points, 1, 1);
for (func = code->entry_points;
func != NIL;
- func = ((struct function *)PTR(func))->next) {
- gc_assert(LowtagOf(func) == type_FunctionPointer);
+ func = ((struct simple_fun *)native_pointer(func))->next) {
+ gc_assert(lowtag_of(func) == FUN_POINTER_LOWTAG);
gc_assert(!dynamic_pointer_p(func));
#ifdef __i386__
/* Temporarly convert the self pointer to a real function
* pointer. */
- ((struct function *)PTR(func))->self -= RAW_ADDR_OFFSET;
+ ((struct simple_fun *)native_pointer(func))->self
+ -= FUN_RAW_ADDR_OFFSET;
#endif
- pscav(&((struct function *)PTR(func))->self, 2, 1);
+ pscav(&((struct simple_fun *)native_pointer(func))->self, 2, 1);
#ifdef __i386__
- ((struct function *)PTR(func))->self += RAW_ADDR_OFFSET;
+ ((struct simple_fun *)native_pointer(func))->self
+ += FUN_RAW_ADDR_OFFSET;
#endif
- pscav_later(&((struct function *)PTR(func))->name, 3);
+ pscav_later(&((struct simple_fun *)native_pointer(func))->name, 3);
}
return CEILING(nwords,2);
while (nwords > 0) {
thing = *addr;
- if (Pointerp(thing)) {
+ if (is_lisp_pointer(thing)) {
/* It's a pointer. Is it something we might have to move? */
if (dynamic_pointer_p(thing)) {
/* Maybe. Have we already moved it? */
- thingp = (lispobj *)PTR(thing);
+ thingp = (lispobj *)native_pointer(thing);
header = *thingp;
- if (Pointerp(header) && forwarding_pointer_p(header))
+ if (is_lisp_pointer(header) && forwarding_pointer_p(header))
/* Yep, so just copy the forwarding pointer. */
thing = header;
else {
/* Nope, copy the object. */
- switch (LowtagOf(thing)) {
- case type_FunctionPointer:
+ switch (lowtag_of(thing)) {
+ case FUN_POINTER_LOWTAG:
thing = ptrans_func(thing, header);
break;
- case type_ListPointer:
+ case LIST_POINTER_LOWTAG:
thing = ptrans_list(thing, constant);
break;
- case type_InstancePointer:
+ case INSTANCE_POINTER_LOWTAG:
thing = ptrans_instance(thing, header, constant);
break;
- case type_OtherPointer:
+ case OTHER_POINTER_LOWTAG:
thing = ptrans_otherptr(thing, header, constant);
break;
else if (thing & 3) {
/* It's an other immediate. Maybe the header for an unboxed */
/* object. */
- switch (TypeOf(thing)) {
- case type_Bignum:
- case type_SingleFloat:
- case type_DoubleFloat:
-#ifdef type_LongFloat
- case type_LongFloat:
-#endif
- case type_Sap:
+ switch (widetag_of(thing)) {
+ case BIGNUM_WIDETAG:
+ case SINGLE_FLOAT_WIDETAG:
+ case DOUBLE_FLOAT_WIDETAG:
+#ifdef LONG_FLOAT_WIDETAG
+ case LONG_FLOAT_WIDETAG:
+#endif
+ case SAP_WIDETAG:
/* It's an unboxed simple object. */
count = HeaderValue(thing)+1;
break;
- case type_SimpleVector:
- if (HeaderValue(thing) == subtype_VectorValidHashing)
- *addr = (subtype_VectorMustRehash<<type_Bits) |
- type_SimpleVector;
+ case SIMPLE_VECTOR_WIDETAG:
+ if (HeaderValue(thing) == subtype_VectorValidHashing) {
+ *addr = (subtype_VectorMustRehash << N_WIDETAG_BITS) |
+ SIMPLE_VECTOR_WIDETAG;
+ }
count = 1;
break;
- case type_SimpleString:
+ case SIMPLE_STRING_WIDETAG:
vector = (struct vector *)addr;
count = CEILING(NWORDS(fixnum_value(vector->length)+1,4)+2,2);
break;
- case type_SimpleBitVector:
+ case SIMPLE_BIT_VECTOR_WIDETAG:
vector = (struct vector *)addr;
count = CEILING(NWORDS(fixnum_value(vector->length),32)+2,2);
break;
- case type_SimpleArrayUnsignedByte2:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_2_WIDETAG:
vector = (struct vector *)addr;
count = CEILING(NWORDS(fixnum_value(vector->length),16)+2,2);
break;
- case type_SimpleArrayUnsignedByte4:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_4_WIDETAG:
vector = (struct vector *)addr;
count = CEILING(NWORDS(fixnum_value(vector->length),8)+2,2);
break;
- case type_SimpleArrayUnsignedByte8:
-#ifdef type_SimpleArraySignedByte8
- case type_SimpleArraySignedByte8:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_8_WIDETAG:
+#ifdef SIMPLE_ARRAY_SIGNED_BYTE_8_WIDETAG
+ case SIMPLE_ARRAY_SIGNED_BYTE_8_WIDETAG:
#endif
vector = (struct vector *)addr;
count = CEILING(NWORDS(fixnum_value(vector->length),4)+2,2);
break;
- case type_SimpleArrayUnsignedByte16:
-#ifdef type_SimpleArraySignedByte16
- case type_SimpleArraySignedByte16:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_16_WIDETAG:
+#ifdef SIMPLE_ARRAY_SIGNED_BYTE_16_WIDETAG
+ case SIMPLE_ARRAY_SIGNED_BYTE_16_WIDETAG:
#endif
vector = (struct vector *)addr;
count = CEILING(NWORDS(fixnum_value(vector->length),2)+2,2);
break;
- case type_SimpleArrayUnsignedByte32:
-#ifdef type_SimpleArraySignedByte30
- case type_SimpleArraySignedByte30:
+ case SIMPLE_ARRAY_UNSIGNED_BYTE_32_WIDETAG:
+#ifdef SIMPLE_ARRAY_SIGNED_BYTE_30_WIDETAG
+ case SIMPLE_ARRAY_SIGNED_BYTE_30_WIDETAG:
#endif
-#ifdef type_SimpleArraySignedByte32
- case type_SimpleArraySignedByte32:
+#ifdef SIMPLE_ARRAY_SIGNED_BYTE_32_WIDETAG
+ case SIMPLE_ARRAY_SIGNED_BYTE_32_WIDETAG:
#endif
vector = (struct vector *)addr;
count = CEILING(fixnum_value(vector->length)+2,2);
break;
- case type_SimpleArraySingleFloat:
+ case SIMPLE_ARRAY_SINGLE_FLOAT_WIDETAG:
vector = (struct vector *)addr;
count = CEILING(fixnum_value(vector->length)+2,2);
break;
- case type_SimpleArrayDoubleFloat:
-#ifdef type_SimpleArrayComplexSingleFloat
- case type_SimpleArrayComplexSingleFloat:
+ case SIMPLE_ARRAY_DOUBLE_FLOAT_WIDETAG:
+#ifdef SIMPLE_ARRAY_COMPLEX_SINGLE_FLOAT_WIDETAG
+ case SIMPLE_ARRAY_COMPLEX_SINGLE_FLOAT_WIDETAG:
#endif
vector = (struct vector *)addr;
count = fixnum_value(vector->length)*2+2;
break;
-#ifdef type_SimpleArrayLongFloat
- case type_SimpleArrayLongFloat:
+#ifdef SIMPLE_ARRAY_LONG_FLOAT_WIDETAG
+ case SIMPLE_ARRAY_LONG_FLOAT_WIDETAG:
vector = (struct vector *)addr;
#ifdef __i386__
count = fixnum_value(vector->length)*3+2;
break;
#endif
-#ifdef type_SimpleArrayComplexDoubleFloat
- case type_SimpleArrayComplexDoubleFloat:
+#ifdef SIMPLE_ARRAY_COMPLEX_DOUBLE_FLOAT_WIDETAG
+ case SIMPLE_ARRAY_COMPLEX_DOUBLE_FLOAT_WIDETAG:
vector = (struct vector *)addr;
count = fixnum_value(vector->length)*4+2;
break;
#endif
-#ifdef type_SimpleArrayComplexLongFloat
- case type_SimpleArrayComplexLongFloat:
+#ifdef SIMPLE_ARRAY_COMPLEX_LONG_FLOAT_WIDETAG
+ case SIMPLE_ARRAY_COMPLEX_LONG_FLOAT_WIDETAG:
vector = (struct vector *)addr;
#ifdef __i386__
count = fixnum_value(vector->length)*6+2;
break;
#endif
- case type_CodeHeader:
+ case CODE_HEADER_WIDETAG:
#ifndef __i386__
gc_abort(); /* no code headers in static space */
#else
#endif
break;
- case type_FunctionHeader:
- case type_ClosureFunctionHeader:
- case type_ReturnPcHeader:
+ case SIMPLE_FUN_HEADER_WIDETAG:
+ case CLOSURE_FUN_HEADER_WIDETAG:
+ case RETURN_PC_HEADER_WIDETAG:
/* We should never hit any of these, 'cause they occur
* buried in the middle of code objects. */
gc_abort();
break;
#ifdef __i386__
- case type_ClosureHeader:
- case type_FuncallableInstanceHeader:
- case type_ByteCodeFunction:
- case type_ByteCodeClosure:
+ case CLOSURE_HEADER_WIDETAG:
+ case FUNCALLABLE_INSTANCE_HEADER_WIDETAG:
/* The function self pointer needs special care on the
* x86 because it is the real entry point. */
{
- lispobj fun = ((struct closure *)addr)->function
- - RAW_ADDR_OFFSET;
+ lispobj fun = ((struct closure *)addr)->fun
+ - FUN_RAW_ADDR_OFFSET;
pscav(&fun, 1, constant);
- ((struct closure *)addr)->function = fun + RAW_ADDR_OFFSET;
+ ((struct closure *)addr)->fun = fun + FUN_RAW_ADDR_OFFSET;
}
count = 2;
break;
#endif
- case type_WeakPointer:
+ case WEAK_POINTER_WIDETAG:
/* Weak pointers get preserved during purify, 'cause I
* don't feel like figuring out how to break them. */
pscav(addr+1, 2, constant);
count = 4;
break;
- case type_Fdefn:
+ case FDEFN_WIDETAG:
/* We have to handle fdefn objects specially, so we
* can fix up the raw function address. */
count = pscav_fdefn((struct fdefn *)addr);
int count, i;
struct later *laters, *next;
+
#ifdef PRINTNOISE
printf("[doing purification:");
fflush(stdout);
#endif
-
+#ifdef LISP_FEATURE_GENCGC
+ gc_alloc_update_all_page_tables();
+#endif
if (fixnum_value(SymbolValue(FREE_INTERRUPT_CONTEXT_INDEX)) != 0) {
/* FIXME: 1. What does this mean? 2. It shouldn't be reporting
* its error simply by a. printing a string b. to stdout instead
return 0;
}
-#if defined(ibmrt) || defined(__i386__)
+#if defined(__i386__)
dynamic_space_free_pointer =
(lispobj*)SymbolValue(ALLOCATION_POINTER);
#endif
fflush(stdout);
#endif
-#ifdef GENCGC
+#if (defined(LISP_FEATURE_GENCGC) && defined(LISP_FEATURE_X86))
gc_assert((lispobj *)CONTROL_STACK_END > ((&read_only_roots)+1));
setup_i386_stack_scav(((&static_roots)-2), (lispobj *)CONTROL_STACK_END);
#endif
current_control_stack_pointer - (lispobj *)CONTROL_STACK_START,
0);
#else
-#ifdef GENCGC
+#ifdef LISP_FEATURE_GENCGC
pscav_i386_stack();
#endif
-#ifdef WANT_CGC
- gc_assert((lispobj *)control_stack_end > ((&read_only_roots)+1));
- carefully_pscav_stack(((&read_only_roots)+1),
- (lispobj *)CONTROL_STACK_END);
-#endif
#endif
#ifdef PRINTNOISE
printf(" bindings");
fflush(stdout);
#endif
-#if !defined(ibmrt) && !defined(__i386__)
+#if !defined(__i386__)
pscav( (lispobj *)BINDING_STACK_START,
(lispobj *)current_binding_stack_pointer - (lispobj *)BINDING_STACK_START,
0);
0);
#endif
-#ifdef SCAVENGE_READ_ONLY_SPACE
- if (SymbolValue(SCAVENGE_READ_ONLY_SPACE) != type_UnboundMarker
+ /* The original CMU CL code had scavenge-read-only-space code
+ * controlled by the Lisp-level variable
+ * *SCAVENGE-READ-ONLY-SPACE*. It was disabled by default, and it
+ * wasn't documented under what circumstances it was useful or
+ * safe to turn it on, so it's been turned off in SBCL. If you
+ * want/need this functionality, and can test and document it,
+ * please submit a patch. */
+#if 0
+ if (SymbolValue(SCAVENGE_READ_ONLY_SPACE) != UNBOUND_MARKER_WIDETAG
&& SymbolValue(SCAVENGE_READ_ONLY_SPACE) != NIL) {
unsigned read_only_space_size =
(lispobj *)SymbolValue(READ_ONLY_SPACE_FREE_POINTER) -
fflush(stdout);
#endif
-#if defined(WANT_CGC) && defined(X86_CGC_ACTIVE_P)
- if(SymbolValue(X86_CGC_ACTIVE_P) != T) {
- os_zero((os_vm_address_t) DYNAMIC_SPACE_START,
- (os_vm_size_t) DYNAMIC_SPACE_SIZE);
- }
-#else
os_zero((os_vm_address_t) current_dynamic_space,
(os_vm_size_t) DYNAMIC_SPACE_SIZE);
-#endif
/* Zero the stack. Note that the stack is also zeroed by SUB-GC
* calling SCRUB-CONTROL-STACK - this zeros the stack on the x86. */
sizeof(lispobj))));
#endif
-#if defined(WANT_CGC) && defined(STATIC_BLUE_BAG)
- {
- lispobj bag = SymbolValue(STATIC_BLUE_BAG);
- struct cons*cons = (struct cons*)static_free;
- struct cons*pair = cons + 1;
- static_free += 2*WORDS_PER_CONS;
- if(bag == type_UnboundMarker)
- bag = NIL;
- cons->cdr = bag;
- cons->car = (lispobj)pair | type_ListPointer;
- pair->car = (lispobj)static_end;
- pair->cdr = (lispobj)static_free;
- bag = (lispobj)cons | type_ListPointer;
- SetSymbolValue(STATIC_BLUE_BAG, bag);
- }
-#endif
-
/* It helps to update the heap free pointers so that free_heap can
* verify after it's done. */
SetSymbolValue(READ_ONLY_SPACE_FREE_POINTER, (lispobj)read_only_free);
SetSymbolValue(STATIC_SPACE_FREE_POINTER, (lispobj)static_free);
-#if !defined(ibmrt) && !defined(__i386__)
+#if !defined(__i386__)
dynamic_space_free_pointer = current_dynamic_space;
#else
-#if defined(WANT_CGC) && defined(X86_CGC_ACTIVE_P)
- /* X86 using CGC */
- if(SymbolValue(X86_CGC_ACTIVE_P) != T)
- SetSymbolValue(ALLOCATION_POINTER, (lispobj)DYNAMIC_SPACE_START);
- else
- cgc_free_heap();
-#else
-#if defined GENCGC
+#if defined LISP_FEATURE_GENCGC
gc_free_heap();
#else
- /* ibmrt using GC */
- SetSymbolValue(ALLOCATION_POINTER, (lispobj)DYNAMIC_SPACE_START);
-#endif
+#error unsupported case /* in CMU CL, was "ibmrt using GC" */
#endif
#endif
projects / sbcl.git / blobdiff