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change the ngc bit to the proc bit to determine the process object.

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added temporary work around the faulty gc
This commit is contained in:
hyunghwan.chung 2018-12-29 15:16:58 +00:00
parent fc3a725bb8
commit 5dd67859d7
5 changed files with 25 additions and 31 deletions
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1
moo/lib/exec.c
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@ -328,6 +328,7 @@ static moo_oop_process_t make_process (moo_t* moo, moo_oop_context_t c)
moo_popvolat (moo); moo_popvolat (moo);
if (!proc) return MOO_NULL; if (!proc) return MOO_NULL;
MOO_OBJ_SET_FLAGS_PROC (proc, 1); /* a special flag to indicate an object is a process instance */
proc->state = MOO_SMOOI_TO_OOP(PROC_STATE_SUSPENDED); proc->state = MOO_SMOOI_TO_OOP(PROC_STATE_SUSPENDED);
/* assign a process id to the process */ /* assign a process id to the process */

6
moo/lib/gc.c
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@ -495,6 +495,7 @@ static int ignite_2 (moo_t* moo)
moo->_false = moo_instantiate(moo, moo->_false_class, MOO_NULL, 0); moo->_false = moo_instantiate(moo, moo->_false_class, MOO_NULL, 0);
if (!moo->_true || !moo->_false) return -1; if (!moo->_true || !moo->_false) return -1;
moo->igniting = 0;
/* Create the symbol table */ /* Create the symbol table */
tmp = moo_instantiate(moo, moo->_symbol_table, MOO_NULL, 0); tmp = moo_instantiate(moo, moo->_symbol_table, MOO_NULL, 0);
if (!tmp) return -1; if (!tmp) return -1;
@ -509,6 +510,7 @@ static int ignite_2 (moo_t* moo)
tmp = moo_instantiate(moo, moo->_array, MOO_NULL, moo->option.dfl_symtab_size); tmp = moo_instantiate(moo, moo->_array, MOO_NULL, moo->option.dfl_symtab_size);
if (!tmp) return -1; if (!tmp) return -1;
moo->symtab->bucket = (moo_oop_oop_t)tmp; moo->symtab->bucket = (moo_oop_oop_t)tmp;
moo->igniting = 1;
/* Create the system dictionary */ /* Create the system dictionary */
tmp = (moo_oop_t)moo_makensdic(moo, moo->_namespace, moo->option.dfl_sysdic_size); tmp = (moo_oop_t)moo_makensdic(moo, moo->_namespace, moo->option.dfl_sysdic_size);
@ -794,7 +796,7 @@ static moo_uint8_t* scan_heap_space (moo_t* moo, moo_uint8_t* ptr, moo_uint8_t**
/* TODO: is it better to use a flag bit in the header to /* TODO: is it better to use a flag bit in the header to
* determine that it is an instance of process? * determine that it is an instance of process?
* for example, if (MOO_OBJ_GET_FLAGS_PROC(oop))... */ * for example, if (MOO_OBJ_GET_FLAGS_PROC(oop))... */
if (moo->_process && MOO_OBJ_GET_CLASS(oop) == moo->_process) if (MOO_UNLIKELY(MOO_OBJ_GET_FLAGS_PROC(oop)))
{ {
/* the stack in a process object doesn't need to be /* the stack in a process object doesn't need to be
* scanned in full. the slots above the stack pointer * scanned in full. the slots above the stack pointer
@ -976,7 +978,7 @@ void moo_gc (moo_t* moo)
* if the symbol has not moved to the new heap, the symbol * if the symbol has not moved to the new heap, the symbol
* is not referenced by any other objects than the symbol * is not referenced by any other objects than the symbol
* table itself */ * table itself */
/*compact_symbol_table (moo, old_nil); <---- this causes a problem when gc debugging is on, debug it */ compact_symbol_table (moo, old_nil);
/* move the symbol table itself */ /* move the symbol table itself */
moo->symtab = (moo_oop_dic_t)moo_moveoop(moo, (moo_oop_t)moo->symtab); moo->symtab = (moo_oop_dic_t)moo_moveoop(moo, (moo_oop_t)moo->symtab);

12
moo/lib/moo.h
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@ -382,7 +382,7 @@ typedef enum moo_gcfin_t moo_gcfin_t;
#define MOO_OBJ_FLAGS_KERNEL_BITS 2 #define MOO_OBJ_FLAGS_KERNEL_BITS 2
#define MOO_OBJ_FLAGS_PERM_BITS 1 #define MOO_OBJ_FLAGS_PERM_BITS 1
#define MOO_OBJ_FLAGS_MOVED_BITS 1 #define MOO_OBJ_FLAGS_MOVED_BITS 1
#define MOO_OBJ_FLAGS_NGC_BITS 1 #define MOO_OBJ_FLAGS_PROC_BITS 1
#define MOO_OBJ_FLAGS_RDONLY_BITS 1 #define MOO_OBJ_FLAGS_RDONLY_BITS 1
#define MOO_OBJ_FLAGS_GCFIN_BITS 4 #define MOO_OBJ_FLAGS_GCFIN_BITS 4
#define MOO_OBJ_FLAGS_TRAILER_BITS 1 #define MOO_OBJ_FLAGS_TRAILER_BITS 1
@ -392,8 +392,8 @@ typedef enum moo_gcfin_t moo_gcfin_t;
#define MOO_OBJ_FLAGS_EXTRA_SHIFT (MOO_OBJ_FLAGS_KERNEL_BITS + MOO_OBJ_FLAGS_KERNEL_SHIFT) #define MOO_OBJ_FLAGS_EXTRA_SHIFT (MOO_OBJ_FLAGS_KERNEL_BITS + MOO_OBJ_FLAGS_KERNEL_SHIFT)
#define MOO_OBJ_FLAGS_KERNEL_SHIFT (MOO_OBJ_FLAGS_PERM_BITS + MOO_OBJ_FLAGS_PERM_SHIFT) #define MOO_OBJ_FLAGS_KERNEL_SHIFT (MOO_OBJ_FLAGS_PERM_BITS + MOO_OBJ_FLAGS_PERM_SHIFT)
#define MOO_OBJ_FLAGS_PERM_SHIFT (MOO_OBJ_FLAGS_MOVED_BITS + MOO_OBJ_FLAGS_MOVED_SHIFT) #define MOO_OBJ_FLAGS_PERM_SHIFT (MOO_OBJ_FLAGS_MOVED_BITS + MOO_OBJ_FLAGS_MOVED_SHIFT)
#define MOO_OBJ_FLAGS_MOVED_SHIFT (MOO_OBJ_FLAGS_NGC_BITS + MOO_OBJ_FLAGS_NGC_SHIFT) #define MOO_OBJ_FLAGS_MOVED_SHIFT (MOO_OBJ_FLAGS_PROC_BITS + MOO_OBJ_FLAGS_PROC_SHIFT)
#define MOO_OBJ_FLAGS_NGC_SHIFT (MOO_OBJ_FLAGS_RDONLY_BITS + MOO_OBJ_FLAGS_RDONLY_SHIFT) #define MOO_OBJ_FLAGS_PROC_SHIFT (MOO_OBJ_FLAGS_RDONLY_BITS + MOO_OBJ_FLAGS_RDONLY_SHIFT)
#define MOO_OBJ_FLAGS_RDONLY_SHIFT (MOO_OBJ_FLAGS_GCFIN_BITS + MOO_OBJ_FLAGS_GCFIN_SHIFT) #define MOO_OBJ_FLAGS_RDONLY_SHIFT (MOO_OBJ_FLAGS_GCFIN_BITS + MOO_OBJ_FLAGS_GCFIN_SHIFT)
#define MOO_OBJ_FLAGS_GCFIN_SHIFT (MOO_OBJ_FLAGS_TRAILER_BITS + MOO_OBJ_FLAGS_TRAILER_SHIFT) #define MOO_OBJ_FLAGS_GCFIN_SHIFT (MOO_OBJ_FLAGS_TRAILER_BITS + MOO_OBJ_FLAGS_TRAILER_SHIFT)
#define MOO_OBJ_FLAGS_TRAILER_SHIFT (0) #define MOO_OBJ_FLAGS_TRAILER_SHIFT (0)
@ -404,7 +404,7 @@ typedef enum moo_gcfin_t moo_gcfin_t;
#define MOO_OBJ_GET_FLAGS_KERNEL(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_KERNEL_SHIFT, MOO_OBJ_FLAGS_KERNEL_BITS) #define MOO_OBJ_GET_FLAGS_KERNEL(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_KERNEL_SHIFT, MOO_OBJ_FLAGS_KERNEL_BITS)
#define MOO_OBJ_GET_FLAGS_PERM(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_PERM_SHIFT, MOO_OBJ_FLAGS_PERM_BITS) #define MOO_OBJ_GET_FLAGS_PERM(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_PERM_SHIFT, MOO_OBJ_FLAGS_PERM_BITS)
#define MOO_OBJ_GET_FLAGS_MOVED(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_MOVED_SHIFT, MOO_OBJ_FLAGS_MOVED_BITS) #define MOO_OBJ_GET_FLAGS_MOVED(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_MOVED_SHIFT, MOO_OBJ_FLAGS_MOVED_BITS)
#define MOO_OBJ_GET_FLAGS_NGC(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_NGC_SHIFT, MOO_OBJ_FLAGS_NGC_BITS) #define MOO_OBJ_GET_FLAGS_PROC(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_PROC_SHIFT, MOO_OBJ_FLAGS_PROC_BITS)
#define MOO_OBJ_GET_FLAGS_RDONLY(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_RDONLY_SHIFT, MOO_OBJ_FLAGS_RDONLY_BITS) #define MOO_OBJ_GET_FLAGS_RDONLY(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_RDONLY_SHIFT, MOO_OBJ_FLAGS_RDONLY_BITS)
#define MOO_OBJ_GET_FLAGS_GCFIN(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_GCFIN_SHIFT, MOO_OBJ_FLAGS_GCFIN_BITS) #define MOO_OBJ_GET_FLAGS_GCFIN(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_GCFIN_SHIFT, MOO_OBJ_FLAGS_GCFIN_BITS)
#define MOO_OBJ_GET_FLAGS_TRAILER(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_TRAILER_SHIFT, MOO_OBJ_FLAGS_TRAILER_BITS) #define MOO_OBJ_GET_FLAGS_TRAILER(oop) MOO_GETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_TRAILER_SHIFT, MOO_OBJ_FLAGS_TRAILER_BITS)
@ -415,7 +415,7 @@ typedef enum moo_gcfin_t moo_gcfin_t;
#define MOO_OBJ_SET_FLAGS_KERNEL(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_KERNEL_SHIFT, MOO_OBJ_FLAGS_KERNEL_BITS, v) #define MOO_OBJ_SET_FLAGS_KERNEL(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_KERNEL_SHIFT, MOO_OBJ_FLAGS_KERNEL_BITS, v)
#define MOO_OBJ_SET_FLAGS_PERM(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_PERM_SHIFT, MOO_OBJ_FLAGS_PERM_BITS, v) #define MOO_OBJ_SET_FLAGS_PERM(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_PERM_SHIFT, MOO_OBJ_FLAGS_PERM_BITS, v)
#define MOO_OBJ_SET_FLAGS_MOVED(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_MOVED_SHIFT, MOO_OBJ_FLAGS_MOVED_BITS, v) #define MOO_OBJ_SET_FLAGS_MOVED(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_MOVED_SHIFT, MOO_OBJ_FLAGS_MOVED_BITS, v)
#define MOO_OBJ_SET_FLAGS_NGC(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_NGC_SHIFT, MOO_OBJ_FLAGS_NGC_BITS, v) #define MOO_OBJ_SET_FLAGS_PROC(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_PROC_SHIFT, MOO_OBJ_FLAGS_PROC_BITS, v)
#define MOO_OBJ_SET_FLAGS_RDONLY(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_RDONLY_SHIFT, MOO_OBJ_FLAGS_RDONLY_BITS, v) #define MOO_OBJ_SET_FLAGS_RDONLY(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_RDONLY_SHIFT, MOO_OBJ_FLAGS_RDONLY_BITS, v)
#define MOO_OBJ_SET_FLAGS_GCFIN(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_GCFIN_SHIFT, MOO_OBJ_FLAGS_GCFIN_BITS, v) #define MOO_OBJ_SET_FLAGS_GCFIN(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_GCFIN_SHIFT, MOO_OBJ_FLAGS_GCFIN_BITS, v)
#define MOO_OBJ_SET_FLAGS_TRAILER(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_TRAILER_SHIFT, MOO_OBJ_FLAGS_TRAILER_BITS, v) #define MOO_OBJ_SET_FLAGS_TRAILER(oop,v) MOO_SETBITS(moo_oow_t, (oop)->_flags, MOO_OBJ_FLAGS_TRAILER_SHIFT, MOO_OBJ_FLAGS_TRAILER_BITS, v)
@ -446,7 +446,7 @@ typedef enum moo_gcfin_t moo_gcfin_t;
(((moo_oow_t)(k)) << MOO_OBJ_FLAGS_KERNEL_SHIFT) | \ (((moo_oow_t)(k)) << MOO_OBJ_FLAGS_KERNEL_SHIFT) | \
(((moo_oow_t)(p)) << MOO_OBJ_FLAGS_PERM_SHIFT) | \ (((moo_oow_t)(p)) << MOO_OBJ_FLAGS_PERM_SHIFT) | \
(((moo_oow_t)(m)) << MOO_OBJ_FLAGS_MOVED_SHIFT) | \ (((moo_oow_t)(m)) << MOO_OBJ_FLAGS_MOVED_SHIFT) | \
(((moo_oow_t)(g)) << MOO_OBJ_FLAGS_NGC_SHIFT) | \ (((moo_oow_t)(g)) << MOO_OBJ_FLAGS_PROC_SHIFT) | \
(((moo_oow_t)(r)) << MOO_OBJ_FLAGS_TRAILER_SHIFT) \ (((moo_oow_t)(r)) << MOO_OBJ_FLAGS_TRAILER_SHIFT) \
) )

20
moo/lib/obj.c
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@ -127,7 +127,7 @@ moo_oop_t moo_allocoopobjwithtrailer (moo_t* moo, moo_oow_t size, const moo_oob_
return (moo_oop_t)hdr; return (moo_oop_t)hdr;
} }
static MOO_INLINE moo_oop_t alloc_numeric_array (moo_t* moo, const void* ptr, moo_oow_t len, moo_obj_type_t type, moo_oow_t unit, int extra, int ngc) static MOO_INLINE moo_oop_t alloc_numeric_array (moo_t* moo, const void* ptr, moo_oow_t len, moo_obj_type_t type, moo_oow_t unit, int extra)
{ {
/* allocate a variable object */ /* allocate a variable object */
@ -142,22 +142,14 @@ static MOO_INLINE moo_oop_t alloc_numeric_array (moo_t* moo, const void* ptr, mo
nbytes_aligned = MOO_ALIGN(nbytes, MOO_SIZEOF(moo_oop_t)); nbytes_aligned = MOO_ALIGN(nbytes, MOO_SIZEOF(moo_oop_t));
/* TODO: check overflow in size calculation*/ /* TODO: check overflow in size calculation*/
if (MOO_UNLIKELY(ngc))
{
hdr = (moo_oop_t)moo_callocmem(moo, MOO_SIZEOF(moo_obj_t) + nbytes_aligned);
if (!hdr) return MOO_NULL;
}
else
{
/* making the number of bytes to allocate a multiple of /* making the number of bytes to allocate a multiple of
* MOO_SIZEOF(moo_oop_t) will guarantee the starting address * MOO_SIZEOF(moo_oop_t) will guarantee the starting address
* of the allocated space to be an even number. * of the allocated space to be an even number.
* see MOO_OOP_IS_NUMERIC() and MOO_OOP_IS_POINTER() */ * see MOO_OOP_IS_NUMERIC() and MOO_OOP_IS_POINTER() */
hdr = (moo_oop_t)moo_allocbytes(moo, MOO_SIZEOF(moo_obj_t) + nbytes_aligned); hdr = (moo_oop_t)moo_allocbytes(moo, MOO_SIZEOF(moo_obj_t) + nbytes_aligned);
if (!hdr) return MOO_NULL; if (!hdr) return MOO_NULL;
}
hdr->_flags = MOO_OBJ_MAKE_FLAGS(type, unit, extra, 0, moo->igniting, 0, ngc, 0); /* TODO: review. ngc and perm flags seems to conflict with each other ... the diff is that ngc is malloc() and perm is allocated in the perm heap */ hdr->_flags = MOO_OBJ_MAKE_FLAGS(type, unit, extra, 0, moo->igniting, 0, 0, 0); /* TODO: review. ngc and perm flags seems to conflict with each other ... the diff is that ngc is malloc() and perm is allocated in the perm heap */
hdr->_size = len; hdr->_size = len;
MOO_OBJ_SET_SIZE (hdr, len); MOO_OBJ_SET_SIZE (hdr, len);
MOO_OBJ_SET_CLASS (hdr, moo->_nil); MOO_OBJ_SET_CLASS (hdr, moo->_nil);
@ -179,22 +171,22 @@ static MOO_INLINE moo_oop_t alloc_numeric_array (moo_t* moo, const void* ptr, mo
MOO_INLINE moo_oop_t moo_alloccharobj (moo_t* moo, const moo_ooch_t* ptr, moo_oow_t len) MOO_INLINE moo_oop_t moo_alloccharobj (moo_t* moo, const moo_ooch_t* ptr, moo_oow_t len)
{ {
return alloc_numeric_array(moo, ptr, len, MOO_OBJ_TYPE_CHAR, MOO_SIZEOF(moo_ooch_t), 1, 0); return alloc_numeric_array(moo, ptr, len, MOO_OBJ_TYPE_CHAR, MOO_SIZEOF(moo_ooch_t), 1);
} }
MOO_INLINE moo_oop_t moo_allocbyteobj (moo_t* moo, const moo_oob_t* ptr, moo_oow_t len) MOO_INLINE moo_oop_t moo_allocbyteobj (moo_t* moo, const moo_oob_t* ptr, moo_oow_t len)
{ {
return alloc_numeric_array(moo, ptr, len, MOO_OBJ_TYPE_BYTE, MOO_SIZEOF(moo_oob_t), 0, 0); return alloc_numeric_array(moo, ptr, len, MOO_OBJ_TYPE_BYTE, MOO_SIZEOF(moo_oob_t), 0);
} }
MOO_INLINE moo_oop_t moo_allochalfwordobj (moo_t* moo, const moo_oohw_t* ptr, moo_oow_t len) MOO_INLINE moo_oop_t moo_allochalfwordobj (moo_t* moo, const moo_oohw_t* ptr, moo_oow_t len)
{ {
return alloc_numeric_array(moo, ptr, len, MOO_OBJ_TYPE_HALFWORD, MOO_SIZEOF(moo_oohw_t), 0, 0); return alloc_numeric_array(moo, ptr, len, MOO_OBJ_TYPE_HALFWORD, MOO_SIZEOF(moo_oohw_t), 0);
} }
MOO_INLINE moo_oop_t moo_allocwordobj (moo_t* moo, const moo_oow_t* ptr, moo_oow_t len) MOO_INLINE moo_oop_t moo_allocwordobj (moo_t* moo, const moo_oow_t* ptr, moo_oow_t len)
{ {
return alloc_numeric_array(moo, ptr, len, MOO_OBJ_TYPE_WORD, MOO_SIZEOF(moo_oow_t), 0, 0); return alloc_numeric_array(moo, ptr, len, MOO_OBJ_TYPE_WORD, MOO_SIZEOF(moo_oow_t), 0);
} }
static MOO_INLINE int decode_spec (moo_t* moo, moo_oop_class_t _class, moo_oow_t num_flexi_fields, moo_obj_type_t* type, moo_oow_t* outlen) static MOO_INLINE int decode_spec (moo_t* moo, moo_oop_class_t _class, moo_oow_t num_flexi_fields, moo_obj_type_t* type, moo_oow_t* outlen)

5
moo/lib/pf-basic.c
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@ -122,13 +122,12 @@ static int _equal_objects (moo_t* moo, moo_oop_t rcv, moo_oop_t arg)
return -1; return -1;
#else #else
if (moo->_process && MOO_OBJ_GET_CLASS(rcv) == moo->_process) if (MOO_UNLIKELY(MOO_OBJ_GET_FLAGS_PROC(rcv)))
{ {
/* the stack in a process object doesn't need to be /* the stack in a process object doesn't need to be
* scanned in full. the slots above the stack pointer * scanned in full. the slots above the stack pointer
* are garbages. */ * are garbages. */
size = MOO_PROCESS_NAMED_INSTVARS + size = MOO_PROCESS_NAMED_INSTVARS + MOO_OOP_TO_SMOOI(((moo_oop_process_t)rcv)->sp) + 1;
MOO_OOP_TO_SMOOI(((moo_oop_process_t)rcv)->sp) + 1;
MOO_ASSERT (moo, size <= MOO_OBJ_GET_SIZE(rcv)); MOO_ASSERT (moo, size <= MOO_OBJ_GET_SIZE(rcv));
} }
else else