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hyung-hwan
2008-06-04 02:18:55 +00:00
parent 5786cae59c
commit 8179c37c29
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351
ase/lib/lsp/prim_math.c Normal file
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/*
* $Id: prim_math.c 117 2008-03-03 11:20:05Z baconevi $
*
* {License}
*/
#include <ase/lsp/lsp_i.h>
ase_lsp_obj_t* ase_lsp_prim_plus (ase_lsp_t* lsp, ase_lsp_obj_t* args)
{
ase_lsp_obj_t* body, * tmp;
ase_long_t ival = 0;
ase_real_t rval = .0;
ase_bool_t realnum = ase_false;
ASE_ASSERT (ASE_LSP_TYPE(args) == ASE_LSP_OBJ_CONS);
body = args;
while (ASE_LSP_TYPE(body) == ASE_LSP_OBJ_CONS)
{
tmp = ase_lsp_eval (lsp, ASE_LSP_CAR(body));
if (tmp == ASE_NULL) return ASE_NULL;
if (ASE_LSP_TYPE(tmp) == ASE_LSP_OBJ_INT)
{
if (body == args)
{
ASE_ASSERT (realnum == ase_false);
ival = ASE_LSP_IVAL(tmp);
}
else
{
if (!realnum)
ival = ival + ASE_LSP_IVAL(tmp);
else
rval = rval + ASE_LSP_IVAL(tmp);
}
}
else if (ASE_LSP_TYPE(tmp) == ASE_LSP_OBJ_REAL)
{
if (body == args)
{
ASE_ASSERT (realnum == ase_false);
realnum = ase_true;
rval = ASE_LSP_RVAL(tmp);
}
else
{
if (!realnum)
{
realnum = ase_true;
rval = (ase_real_t)ival;
}
rval = rval + ASE_LSP_RVAL(tmp);
}
}
else
{
ase_lsp_seterror (lsp, ASE_LSP_EVALBAD, ASE_NULL, 0);
return ASE_NULL;
}
body = ASE_LSP_CDR(body);
}
ASE_ASSERT (body == lsp->mem->nil);
tmp = (realnum)?
ase_lsp_makerealobj (lsp->mem, rval):
ase_lsp_makeintobj (lsp->mem, ival);
if (tmp == ASE_NULL) return ASE_NULL;
return tmp;
}
ase_lsp_obj_t* ase_lsp_prim_minus (ase_lsp_t* lsp, ase_lsp_obj_t* args)
{
ase_lsp_obj_t* body, * tmp;
ase_long_t ival = 0;
ase_real_t rval = .0;
ase_bool_t realnum = ase_false;
ASE_ASSERT (ASE_LSP_TYPE(args) == ASE_LSP_OBJ_CONS);
body = args;
while (ASE_LSP_TYPE(body) == ASE_LSP_OBJ_CONS)
{
tmp = ase_lsp_eval (lsp, ASE_LSP_CAR(body));
if (tmp == ASE_NULL) return ASE_NULL;
if (ASE_LSP_TYPE(tmp) == ASE_LSP_OBJ_INT)
{
if (body == args)
{
ASE_ASSERT (realnum == ase_false);
ival = ASE_LSP_IVAL(tmp);
}
else
{
if (!realnum)
ival = ival - ASE_LSP_IVAL(tmp);
else
rval = rval - ASE_LSP_IVAL(tmp);
}
}
else if (ASE_LSP_TYPE(tmp) == ASE_LSP_OBJ_REAL)
{
if (body == args)
{
ASE_ASSERT (realnum == ase_false);
realnum = ase_true;
rval = ASE_LSP_RVAL(tmp);
}
else
{
if (!realnum)
{
realnum = ase_true;
rval = (ase_real_t)ival;
}
rval = rval - ASE_LSP_RVAL(tmp);
}
}
else
{
ase_lsp_seterror (lsp, ASE_LSP_EVALBAD, ASE_NULL, 0);
return ASE_NULL;
}
body = ASE_LSP_CDR(body);
}
ASE_ASSERT (body == lsp->mem->nil);
tmp = (realnum)?
ase_lsp_makerealobj (lsp->mem, rval):
ase_lsp_makeintobj (lsp->mem, ival);
if (tmp == ASE_NULL) return ASE_NULL;
return tmp;
}
ase_lsp_obj_t* ase_lsp_prim_mul (ase_lsp_t* lsp, ase_lsp_obj_t* args)
{
ase_lsp_obj_t* body, * tmp;
ase_long_t ival = 0;
ase_real_t rval = .0;
ase_bool_t realnum = ase_false;
ASE_ASSERT (ASE_LSP_TYPE(args) == ASE_LSP_OBJ_CONS);
body = args;
while (ASE_LSP_TYPE(body) == ASE_LSP_OBJ_CONS)
{
tmp = ase_lsp_eval (lsp, ASE_LSP_CAR(body));
if (tmp == ASE_NULL) return ASE_NULL;
if (ASE_LSP_TYPE(tmp) == ASE_LSP_OBJ_INT)
{
if (body == args)
{
ASE_ASSERT (realnum == ase_false);
ival = ASE_LSP_IVAL(tmp);
}
else
{
if (!realnum)
ival = ival * ASE_LSP_IVAL(tmp);
else
rval = rval * ASE_LSP_IVAL(tmp);
}
}
else if (ASE_LSP_TYPE(tmp) == ASE_LSP_OBJ_REAL)
{
if (body == args)
{
ASE_ASSERT (realnum == ase_false);
realnum = ase_true;
rval = ASE_LSP_RVAL(tmp);
}
else
{
if (!realnum)
{
realnum = ase_true;
rval = (ase_real_t)ival;
}
rval = rval * ASE_LSP_RVAL(tmp);
}
}
else
{
ase_lsp_seterror (lsp, ASE_LSP_EVALBAD, ASE_NULL, 0);
return ASE_NULL;
}
body = ASE_LSP_CDR(body);
}
ASE_ASSERT (body == lsp->mem->nil);
tmp = (realnum)?
ase_lsp_makerealobj (lsp->mem, rval):
ase_lsp_makeintobj (lsp->mem, ival);
if (tmp == ASE_NULL) return ASE_NULL;
return tmp;
}
ase_lsp_obj_t* ase_lsp_prim_div (ase_lsp_t* lsp, ase_lsp_obj_t* args)
{
ase_lsp_obj_t* body, * tmp;
ase_long_t ival = 0;
ase_real_t rval = .0;
ase_bool_t realnum = ase_false;
ASE_ASSERT (ASE_LSP_TYPE(args) == ASE_LSP_OBJ_CONS);
body = args;
while (ASE_LSP_TYPE(body) == ASE_LSP_OBJ_CONS)
{
tmp = ase_lsp_eval (lsp, ASE_LSP_CAR(body));
if (tmp == ASE_NULL) return ASE_NULL;
if (ASE_LSP_TYPE(tmp) == ASE_LSP_OBJ_INT)
{
if (body == args)
{
ASE_ASSERT (realnum == ase_false);
ival = ASE_LSP_IVAL(tmp);
}
else
{
if (!realnum)
{
if (ASE_LSP_IVAL(tmp) == 0)
{
ase_lsp_seterror (lsp, ASE_LSP_EDIVBY0, ASE_NULL, 0);
return ASE_NULL;
}
ival = ival / ASE_LSP_IVAL(tmp);
}
else
rval = rval / ASE_LSP_IVAL(tmp);
}
}
else if (ASE_LSP_TYPE(tmp) == ASE_LSP_OBJ_REAL)
{
if (body == args)
{
ASE_ASSERT (realnum == ase_false);
realnum = ase_true;
rval = ASE_LSP_RVAL(tmp);
}
else
{
if (!realnum)
{
realnum = ase_true;
rval = (ase_real_t)ival;
}
rval = rval / ASE_LSP_RVAL(tmp);
}
}
else
{
ase_lsp_seterror (lsp, ASE_LSP_EVALBAD, ASE_NULL, 0);
return ASE_NULL;
}
body = ASE_LSP_CDR(body);
}
ASE_ASSERT (body == lsp->mem->nil);
tmp = (realnum)?
ase_lsp_makerealobj (lsp->mem, rval):
ase_lsp_makeintobj (lsp->mem, ival);
if (tmp == ASE_NULL) return ASE_NULL;
return tmp;
}
ase_lsp_obj_t* ase_lsp_prim_mod (ase_lsp_t* lsp, ase_lsp_obj_t* args)
{
ase_lsp_obj_t* body, * tmp;
ase_long_t ival = 0;
ASE_ASSERT (ASE_LSP_TYPE(args) == ASE_LSP_OBJ_CONS);
body = args;
while (ASE_LSP_TYPE(body) == ASE_LSP_OBJ_CONS)
{
tmp = ase_lsp_eval (lsp, ASE_LSP_CAR(body));
if (tmp == ASE_NULL) return ASE_NULL;
if (ASE_LSP_TYPE(tmp) == ASE_LSP_OBJ_INT)
{
if (body == args)
{
ival = ASE_LSP_IVAL(tmp);
}
else
{
if (ASE_LSP_IVAL(tmp) == 0)
{
ase_lsp_seterror (lsp, ASE_LSP_EDIVBY0, ASE_NULL, 0);
return ASE_NULL;
}
ival = ival % ASE_LSP_IVAL(tmp);
}
}
else if (ASE_LSP_TYPE(tmp) == ASE_LSP_OBJ_REAL)
{
if (body == args)
{
ival = (ase_long_t)ASE_LSP_RVAL(tmp);
}
else
{
ase_long_t tmpi = (ase_long_t)ASE_LSP_RVAL(tmp);
if (tmpi == 0)
{
ase_lsp_seterror (lsp, ASE_LSP_EDIVBY0, ASE_NULL, 0);
return ASE_NULL;
}
ival = ival % tmpi;
}
}
else
{
ase_lsp_seterror (lsp, ASE_LSP_EVALBAD, ASE_NULL, 0);
return ASE_NULL;
}
body = ASE_LSP_CDR(body);
}
ASE_ASSERT (body == lsp->mem->nil);
tmp = ase_lsp_makeintobj (lsp->mem, ival);
if (tmp == ASE_NULL) return ASE_NULL;
return tmp;
}