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clean-graph-copy
Commit 64369427 authored by Arjan Oortgiese's avatar Arjan Oortgiese
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Moved copy_graph_to_string.c and copy_string_to_graph.c to common because they... 

Moved copy_graph_to_string.c and copy_string_to_graph.c to common because they are equal for all the platforms.
parent 93136a28
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linux32/Makefile
View file @ 64369427
all: copy_graph_to_string.o copy_graph_to_string_interface.o copy_string_to_graph.o copy_string_to_graph_interface.o
copy_graph_to_string.o: copy_graph_to_string.c
gcc -O -S -fomit-frame-pointer -DLINUX32 copy_graph_to_string.c -o copy_graph_to_string.a
copy_graph_to_string.o: ../common/copy_graph_to_string.c
gcc -O -S -fomit-frame-pointer -DLINUX32 ../common/copy_graph_to_string.c -o copy_graph_to_string.a
sed -f s.sed copy_graph_to_string.a > copy_graph_to_string.s
as copy_graph_to_string.s -o copy_graph_to_string.o
cp copy_graph_to_string.o "Clean System Files"/copy_graph_to_string.o
......@@ -11,8 +11,8 @@ copy_graph_to_string_interface.o: copy_graph_to_string_interface.s
as copy_graph_to_string_interface.s -o copy_graph_to_string_interface.o
cp copy_graph_to_string_interface.o "Clean System Files"/copy_graph_to_string_interface.o
copy_string_to_graph.o: copy_string_to_graph.c
gcc -O -S -fomit-frame-pointer -DLINUX32 copy_string_to_graph.c -o copy_string_to_graph.a
copy_string_to_graph.o: ../common/copy_string_to_graph.c
gcc -O -S -fomit-frame-pointer -DLINUX32 ../common/copy_string_to_graph.c -o copy_string_to_graph.a
sed -f s.sed copy_string_to_graph.a > copy_string_to_graph.s
as copy_string_to_graph.s -o copy_string_to_graph.o
cp copy_string_to_graph.o "Clean System Files"/copy_string_to_graph.o
......
linux64/Makefile
View file @ 64369427
all: copy_graph_to_string.o copy_graph_to_string_interface.o copy_string_to_graph.o copy_string_to_graph_interface.o
copy_graph_to_string.o: copy_graph_to_string.c
gcc -S -O -DLINUX64 copy_graph_to_string.c -o copy_graph_to_string.a
copy_graph_to_string.o: ../common/copy_graph_to_string.c
gcc -S -O -DLINUX64 ../common/copy_graph_to_string.c -o copy_graph_to_string.a
sed -f s2.sed copy_graph_to_string.a > copy_graph_to_string.s
as copy_graph_to_string.s -o copy_graph_to_string.o
cp copy_graph_to_string.o "Clean System Files"/copy_graph_to_string.o
......@@ -11,8 +11,8 @@ copy_graph_to_string_interface.o: copy_graph_to_string_interface.s
as copy_graph_to_string_interface.s -o copy_graph_to_string_interface.o
cp copy_graph_to_string_interface.o "Clean System Files"/copy_graph_to_string_interface.o
copy_string_to_graph.o: copy_string_to_graph.c
gcc -S -O -DLINUX64 copy_string_to_graph.c -o copy_string_to_graph.a
copy_string_to_graph.o: ../common/copy_string_to_graph.c
gcc -S -O -DLINUX64 ../common/copy_string_to_graph.c -o copy_string_to_graph.a
sed -f s2.sed copy_string_to_graph.a > copy_string_to_graph.s
as copy_string_to_graph.s -o copy_string_to_graph.o
cp copy_string_to_graph.o "Clean System Files"/copy_string_to_graph.o
......
linux64/copy_graph_to_string.c deleted 100644 → 0
View file @ 93136a28
#include <stdlib.h>
#ifdef _WIN64
# define Int __int64
# define INT_descriptor dINT
# define ARCH_64 1
#else
# if defined (MACH_O64) || defined (LINUX64)
# define Int long long
# define INT_descriptor dINT
# define ARCH_64 1
# else
# define Int int
# define INT_descriptor INT
# define ARCH_64 0
# endif
# if !(defined (LINUX32) || defined (LINUX64))
# define __STRING__ _STRING__
# define __ARRAY__ _ARRAY__
# endif
#endif
extern void *INT_descriptor,*CHAR,*BOOL,*REAL,*__STRING__,*__ARRAY__;
/*inline*/
static void copy (Int *dest_p,Int *source_p,Int n_words)
{
Int i;
for (i=0; i<n_words; ++i)
dest_p[i]=source_p[i];
}
Int *copy_graph_to_string (Int *node_p,void *begin_free_heap,void *end_free_heap
#ifdef THREAD
,void *begin_heap,unsigned Int heap_size
#endif
)
{
Int **stack_p,**stack_begin,**stack_end,*heap_p;
stack_end=end_free_heap;
stack_begin=end_free_heap;
stack_p=end_free_heap;
heap_p=begin_free_heap;
if (heap_p+2>(Int*)stack_begin)
return NULL;
heap_p[0]=(Int)&__STRING__+2;
heap_p[1]=0;
heap_p+=2;
for (;;){
for (;;){
Int desc;
#ifdef THREAD
if (((unsigned Int)node_p-(unsigned Int)begin_heap)>=heap_size){
if (heap_p>=(Int*)stack_begin)
return NULL;
# ifdef MACH_O64
heap_p[0]=3+(Int)node_p-(Int)&__ARRAY__;
# else
heap_p[0]=3+(Int)node_p;
# endif
++heap_p;
break;
}
#endif
desc=*node_p;
if (heap_p>=(Int*)stack_begin)
return NULL;
if (!(desc & 1)){
*node_p=1+(Int)heap_p;
#ifdef MACH_O64
*heap_p++=desc-(Int)&__ARRAY__;
#else
*heap_p++=desc;
#endif
if (desc & 2){
unsigned Int arity;
arity=((unsigned short *)desc)[-1];
if (arity==0){
if (desc==(Int)&INT_descriptor+2 || desc==(Int)&CHAR+2 || desc==(Int)&BOOL+2
#if ARCH_64
|| desc==(Int)&REAL+2
#endif
){
if (heap_p>=(Int*)stack_begin)
return NULL;
*heap_p++=node_p[1];
break;
#if ! ARCH_64
} else if (desc==(Int)&REAL+2){
if (heap_p+2>(Int*)stack_begin)
return NULL;
heap_p[0]=node_p[1];
heap_p[1]=node_p[2];
heap_p+=2;
break;
#endif
} else if (desc==(Int)&__STRING__+2){
unsigned Int length,n_words;
length=node_p[1];
node_p+=2;
#if ARCH_64
n_words=(length+7)>>3;
#else
n_words=(length+3)>>2;
#endif
if (heap_p+n_words>=(Int*)stack_begin)
return NULL;
*heap_p++=length;
copy (heap_p,node_p,n_words);
heap_p+=n_words;
break;
} else if (desc==(Int)&__ARRAY__+2){
Int array_size,elem_desc;
if (heap_p+2>(Int*)stack_begin)
return NULL;
array_size=node_p[1];
elem_desc=node_p[2];
node_p+=3;
heap_p[0]=array_size;
#ifdef MACH_O64
heap_p[1]=elem_desc==0 ? elem_desc : elem_desc-(Int)&__ARRAY__;
#else
heap_p[1]=elem_desc;
#endif
heap_p+=2;
if (elem_desc==0){
stack_p-=array_size;
if (stack_p<stack_begin){
if ((Int*)stack_p<heap_p)
return NULL;
stack_begin=stack_p;
}
while (--array_size>=0)
stack_p[array_size]=(Int*)node_p[array_size];
break;
} else if (elem_desc==(Int)&INT_descriptor+2
#if ARCH_64
|| elem_desc==(Int)&REAL+2
#endif
){
if (heap_p+array_size>(Int*)stack_begin)
return NULL;
copy (heap_p,node_p,array_size);
heap_p+=array_size;
break;
#if ! ARCH_64
} else if (elem_desc==(Int)&REAL+2){
array_size<<=1;
if (heap_p+array_size>(Int*)stack_begin)
return NULL;
copy (heap_p,node_p,array_size);
heap_p+=array_size;
break;
#endif
} else if (elem_desc==(Int)&BOOL+2){
#if ARCH_64
array_size=(array_size+7)>>3;
#else
array_size=(array_size+3)>>2;
#endif
if (heap_p+array_size>(Int*)stack_begin)
return NULL;
copy (heap_p,node_p,array_size);
heap_p+=array_size;
break;
} else {
Int n_field_pointers,field_size;
n_field_pointers=*(unsigned short *)elem_desc;
field_size=((unsigned short *)elem_desc)[-1]-(Int)256;
if (n_field_pointers==0){
array_size*=field_size;
if (heap_p+array_size>(Int*)stack_begin)
return NULL;
copy (heap_p,node_p,array_size);
heap_p+=array_size;
break;
} else if (n_field_pointers==field_size){
array_size*=field_size;
stack_p-=array_size;
if (stack_p<stack_begin){
if ((Int*)stack_p<heap_p)
return NULL;
stack_begin=stack_p;
}
while (--array_size>=0)
stack_p[array_size]=(Int*)node_p[array_size];
break;
} else {
Int n_non_field_pointers,n_array_pointers,n_array_non_pointers,i,*pointer_p;
n_non_field_pointers=field_size-n_field_pointers;
n_array_pointers=n_field_pointers*array_size;
n_array_non_pointers=n_non_field_pointers*array_size;
if (heap_p+n_array_non_pointers>(Int*)stack_begin)
return NULL;
stack_p-=n_array_pointers;
if (stack_p<stack_begin){
if ((Int*)stack_p<heap_p+n_array_non_pointers)
return NULL;
stack_begin=stack_p;
}
pointer_p=(Int*)stack_p;
for (i=0; i<array_size; ++i){
copy (pointer_p,node_p,n_field_pointers);
pointer_p+=n_field_pointers;
node_p+=n_field_pointers;
copy (heap_p,node_p,n_non_field_pointers);
heap_p+=n_non_field_pointers;
node_p+=n_non_field_pointers;
}
break;
}
}
} else {
break;
}
} else if (arity==1){
node_p=(Int*)node_p[1];
continue;
} else if (arity==2){
if (stack_p<=stack_begin){
if ((Int*)stack_p<=heap_p)
return NULL;
--stack_begin;
}
*--stack_p=(Int*)node_p[2];
node_p=(Int*)node_p[1];
continue;
} else if (arity<256){
Int **args,n_words;
args=(Int**)node_p[2];
n_words=arity-1;
stack_p-=n_words;
if (stack_p<stack_begin){
if ((Int*)stack_p<heap_p)
return NULL;
stack_begin=stack_p;
}
--n_words;
stack_p[n_words]=args[n_words];
--n_words;
stack_p[n_words]=args[n_words];
while (--n_words>=0)
stack_p[n_words]=args[n_words];
node_p=(Int*)node_p[1];
continue;
} else {
Int n_pointers;
n_pointers=*(unsigned short*)desc;
arity-=256;
if (arity==1){
if (n_pointers==0){
if (heap_p>=(Int*)stack_begin)
return NULL;
*heap_p++=node_p[1];
break;
} else {
node_p=(Int*)node_p[1];
continue;
}
} else if (arity==2){
if (n_pointers==0){
if (heap_p+2>(Int*)stack_begin)
return NULL;
heap_p[0]=node_p[1];
heap_p[1]=node_p[2];
heap_p+=2;
break;
} else {
if (n_pointers==1){
if (heap_p>=(Int*)stack_begin)
return NULL;
*heap_p++=node_p[2];
} else {
if (stack_p<=stack_begin){
if ((Int*)stack_p<=heap_p)
return NULL;
--stack_begin;
}
*--stack_p=(Int*)node_p[2];
}
node_p=(Int*)node_p[1];
continue;
}
} else {
Int *args;
args=(Int*)node_p[2];
if (n_pointers==0){
if (heap_p+arity>=(Int*)stack_begin)
return NULL;
heap_p[0]=node_p[1];
++heap_p;
--arity;
copy (heap_p,args,arity);
heap_p+=arity;
break;
} else {
Int n_non_pointers;
n_non_pointers=arity-n_pointers;
if (n_non_pointers>0){
Int *non_pointers_p;
if (heap_p+n_non_pointers>(Int*)stack_begin)
return NULL;
non_pointers_p=&args[n_pointers-1];
copy (heap_p,non_pointers_p,n_non_pointers);
heap_p+=n_non_pointers;
}
--n_pointers;
if (n_pointers>0){
stack_p-=n_pointers;
if (stack_p<stack_begin){
if ((Int*)stack_p<heap_p)
return NULL;
stack_begin=stack_p;
}
copy ((Int*)stack_p,args,n_pointers);
}
node_p=(Int*)node_p[1];
continue;
}
}
}
} else {
Int arity;
arity=((int*)desc)[-1];
if (arity>1){
if (arity<256){
Int **args,n_words;
args=(Int**)&node_p[2];
n_words=arity-1;
stack_p-=n_words;
if (stack_p<stack_begin){
if ((Int*)stack_p<heap_p)
return NULL;
stack_begin=stack_p;
}
--n_words;
stack_p[n_words]=args[n_words];
while (--n_words>=0)
stack_p[n_words]=args[n_words];
node_p=(Int*)node_p[1];
continue;
} else {
Int n_pointers,n_non_pointers,*non_pointers_p;
n_non_pointers=arity>>8;
n_pointers=(arity & 255) - n_non_pointers;
if (heap_p+n_non_pointers>(Int*)stack_begin)
return NULL;
non_pointers_p=&node_p[1+n_pointers];
copy (heap_p,non_pointers_p,n_non_pointers);
heap_p+=n_non_pointers;
if (n_pointers==0)
break;
else {
if (n_pointers>1){
Int **args;
args=(Int**)&node_p[2];
--n_pointers;
stack_p-=n_pointers;
if (stack_p<stack_begin){
if ((Int*)stack_p<heap_p)
return NULL;
stack_begin=stack_p;
}
--n_pointers;
stack_p[n_pointers]=args[n_pointers];
while (--n_pointers>=0)
stack_p[n_pointers]=args[n_pointers];
}
node_p=(Int*)node_p[1];
continue;
}
}
} else if (arity==0){
break;
} else {
node_p=(Int*)node_p[1];
continue;
}
}
} else {
if (heap_p>=(Int*)stack_begin)
return NULL;
heap_p[0]=1+(desc-1)-(Int)heap_p;
++heap_p;
break;
}
}
if (stack_p==stack_end){
((Int*)begin_free_heap)[1]=(Int)heap_p-(Int)begin_free_heap-(2*sizeof(Int));
return begin_free_heap;
}
node_p=*stack_p++;
}
return NULL;
}
void remove_forwarding_pointers_from_graph (Int *node_p,Int **stack_end)
{
Int **stack_p;
stack_p = stack_end;
for (;;){
for (;;){
Int forwarding_pointer,desc;
forwarding_pointer=*node_p;
if ((forwarding_pointer & 1)==0)
break;
#ifdef MACH_O64
desc = (Int)&__ARRAY__ + *((Int*)(forwarding_pointer-1));
#else
desc = *((Int*)(forwarding_pointer-1));
#endif
*node_p=desc;
if (desc & 2){
unsigned Int arity;
arity=((unsigned short *)desc)[-1];
if (arity==0){
if (desc!=(Int)&__ARRAY__+2){
break;
} else {
Int elem_desc;
elem_desc=node_p[2];
if (elem_desc==0){
Int array_size;
array_size=node_p[1];
node_p+=3;
stack_p-=array_size;
while (--array_size>=0)
stack_p[array_size]=(Int*)node_p[array_size];
break;
} else if (elem_desc==(Int)&INT_descriptor+2 || elem_desc==(Int)&REAL+2 || elem_desc==(Int)&BOOL+2){
break;
} else {
Int n_field_pointers;
n_field_pointers=*(unsigned short *)elem_desc;
if (n_field_pointers!=0){
Int field_size,array_size;
field_size=((unsigned short *)elem_desc)[-1]-(Int)256;
array_size=node_p[1];
node_p+=3;
if (n_field_pointers==field_size){
array_size*=field_size;
stack_p-=array_size;
while (--array_size>=0)
stack_p[array_size]=(Int*)node_p[array_size];
} else {
Int n_array_pointers,i,*pointer_p;
n_array_pointers=n_field_pointers*array_size;
stack_p-=n_array_pointers;
pointer_p=(Int*)stack_p;
for (i=0; i<array_size; ++i){
copy (pointer_p,node_p,n_field_pointers);
pointer_p+=n_field_pointers;
node_p+=field_size;
}
}
}
break;
}
}
} else if (arity==1){
node_p=(Int*)node_p[1];
continue;
} else if (arity==2){
*--stack_p=(Int*)node_p[2];
node_p=(Int*)node_p[1];
continue;
} else if (arity<256){
Int **args,n_words;
args=(Int**)node_p[2];
n_words=arity-1;
stack_p-=n_words;
--n_words;
stack_p[n_words]=args[n_words];
while (--n_words>=0)
stack_p[n_words]=args[n_words];
node_p=(Int*)node_p[1];
continue;
} else {
Int n_pointers;
n_pointers=*(unsigned short*)desc;
if (n_pointers==0)
break;
else {