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touched up the parser code for qse_awk_t a bit

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This commit is contained in:
hyung-hwan 2011-07-26 01:32:49 +00:00
parent a9635f0ee0
commit 6ac70e5958
2 changed files with 160 additions and 181 deletions
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329
qse/lib/awk/parse.c
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@ -1,5 +1,5 @@
/*
* $Id: parse.c 518 2011-07-24 14:24:13Z hyunghwan.chung $
* $Id: parse.c 520 2011-07-25 07:32:49Z hyunghwan.chung $
*
Copyright 2006-2011 Chung, Hyung-Hwan.
This file is part of QSE.
@ -3354,7 +3354,8 @@ union folded_t
typedef union folded_t folded_t;
static int fold_constants_for_binop (
qse_awk_t* awk, qse_awk_nde_t* left, qse_awk_nde_t* right, int opcode, folded_t* folded)
qse_awk_t* awk, qse_awk_nde_t* left, qse_awk_nde_t* right,
int opcode, folded_t* folded)
{
int fold = -1;
@ -3529,6 +3530,72 @@ static int fold_constants_for_binop (
return fold;
}
static qse_awk_nde_t* new_int_node (
qse_awk_t* awk, qse_long_t lv, const qse_awk_loc_t* loc)
{
qse_awk_nde_int_t* tmp;
tmp = (qse_awk_nde_int_t*) QSE_AWK_ALLOC (
awk, QSE_SIZEOF(qse_awk_nde_int_t));
if (tmp == QSE_NULL)
{
SETERR_LOC (awk, QSE_AWK_ENOMEM, loc);
return QSE_NULL;
}
QSE_MEMSET (tmp, 0, QSE_SIZEOF(*tmp));
tmp->type = QSE_AWK_NDE_INT;
tmp->loc = *loc;
tmp->val = lv;
return (qse_awk_nde_t*)tmp;
}
static qse_awk_nde_t* new_real_node (
qse_awk_t* awk, qse_real_t rv, const qse_awk_loc_t* loc)
{
qse_awk_nde_real_t* tmp;
tmp = (qse_awk_nde_real_t*) QSE_AWK_ALLOC (
awk, QSE_SIZEOF(qse_awk_nde_real_t));
if (tmp == QSE_NULL)
{
SETERR_LOC (awk, QSE_AWK_ENOMEM, loc);
return QSE_NULL;
}
QSE_MEMSET (tmp, 0, QSE_SIZEOF(*tmp));
tmp->type = QSE_AWK_NDE_REAL;
tmp->loc = *loc;
tmp->val = rv;
return (qse_awk_nde_t*)tmp;
}
static QSE_INLINE void update_int_node (
qse_awk_t* awk, qse_awk_nde_int_t* node, qse_long_t lv)
{
node->val = lv;
if (node->str)
{
QSE_AWK_FREE (awk, node->str);
node->str = QSE_NULL;
node->len = 0;
}
}
static QSE_INLINE void update_real_node (
qse_awk_t* awk, qse_awk_nde_real_t* node, qse_real_t rv)
{
node->val = rv;
if (node->str)
{
QSE_AWK_FREE (awk, node->str);
node->str = QSE_NULL;
node->len = 0;
}
}
static qse_awk_nde_t* parse_binary (
qse_awk_t* awk, const qse_awk_loc_t* xloc,
int skipnl, const binmap_t* binmap,
@ -3579,121 +3646,79 @@ static qse_awk_nde_t* parse_binary (
}
fold = fold_constants_for_binop (awk, left, right, opcode, &folded);
if (fold == QSE_AWK_NDE_INT)
switch (fold)
{
if (fold == left->type)
{
qse_awk_clrpt (awk, right);
((qse_awk_nde_int_t*)left)->val = folded.l;
if (((qse_awk_nde_int_t*)left)->str)
case QSE_AWK_NDE_INT:
if (fold == left->type)
{
QSE_AWK_FREE (awk, ((qse_awk_nde_int_t*)left)->str);
((qse_awk_nde_int_t*)left)->str = QSE_NULL;
((qse_awk_nde_int_t*)left)->len = 0;
qse_awk_clrpt (awk, right);
update_int_node (awk, (qse_awk_nde_int_t*)left, folded.l);
}
}
else if (fold == right->type)
{
qse_awk_clrpt (awk, left);
((qse_awk_nde_int_t*)right)->val = folded.l;
if (((qse_awk_nde_int_t*)right)->str)
else if (fold == right->type)
{
QSE_AWK_FREE (awk, ((qse_awk_nde_int_t*)right)->str);
((qse_awk_nde_int_t*)right)->str = QSE_NULL;
((qse_awk_nde_int_t*)right)->len = 0;
qse_awk_clrpt (awk, left);
update_int_node (awk, (qse_awk_nde_int_t*)right, folded.l);
left = right;
}
left = right;
}
else
{
qse_awk_nde_int_t* tmp;
qse_awk_clrpt (awk, right);
qse_awk_clrpt (awk, left);
tmp = (qse_awk_nde_int_t*) QSE_AWK_ALLOC (
awk, QSE_SIZEOF(qse_awk_nde_int_t));
if (tmp == QSE_NULL)
else
{
qse_awk_clrpt (awk, right);
qse_awk_clrpt (awk, left);
left = new_int_node (awk, folded.l, xloc);
if (left == QSE_NULL) return QSE_NULL;
}
break;
case QSE_AWK_NDE_REAL:
if (fold == left->type)
{
qse_awk_clrpt (awk, right);
update_real_node (awk, (qse_awk_nde_real_t*)left, folded.r);
}
else if (fold == right->type)
{
qse_awk_clrpt (awk, left);
update_real_node (awk, (qse_awk_nde_real_t*)right, folded.r);
left = right;
}
else
{
qse_awk_clrpt (awk, right);
qse_awk_clrpt (awk, left);
left = new_real_node (awk, folded.r, xloc);
if (left == QSE_NULL) return QSE_NULL;
}
break;
default:
{
qse_awk_nde_exp_t* nde;
nde = (qse_awk_nde_exp_t*) QSE_AWK_ALLOC (
awk, QSE_SIZEOF(qse_awk_nde_exp_t));
if (nde == QSE_NULL)
{
qse_awk_clrpt (awk, right);
qse_awk_clrpt (awk, left);
SETERR_LOC (awk, QSE_AWK_ENOMEM, xloc);
return QSE_NULL;
}
QSE_MEMSET (tmp, 0, QSE_SIZEOF(qse_awk_nde_int_t));
tmp->type = QSE_AWK_NDE_INT;
tmp->loc = *xloc;
tmp->val = folded.l;
left = (qse_awk_nde_t*)tmp;
}
}
else if (fold == QSE_AWK_NDE_REAL)
{
if (fold == left->type)
{
qse_awk_clrpt (awk, right);
((qse_awk_nde_real_t*)left)->val = folded.r;
if (((qse_awk_nde_real_t*)left)->str)
{
QSE_AWK_FREE (awk, ((qse_awk_nde_real_t*)left)->str);
((qse_awk_nde_real_t*)left)->str = QSE_NULL;
((qse_awk_nde_real_t*)left)->len = 0;
}
}
else if (fold == right->type)
{
qse_awk_clrpt (awk, left);
((qse_awk_nde_real_t*)right)->val = folded.r;
if (((qse_awk_nde_real_t*)right)->str)
{
QSE_AWK_FREE (awk, ((qse_awk_nde_real_t*)right)->str);
((qse_awk_nde_real_t*)right)->str = QSE_NULL;
((qse_awk_nde_real_t*)right)->len = 0;
}
left = right;
}
else
{
qse_awk_nde_real_t* tmp;
qse_awk_clrpt (awk, right);
qse_awk_clrpt (awk, left);
nde->type = QSE_AWK_NDE_EXP_BIN;
nde->loc = *xloc;
nde->next = QSE_NULL;
nde->opcode = opcode;
nde->left = left;
nde->right = right;
tmp = (qse_awk_nde_real_t*) QSE_AWK_ALLOC (
awk, QSE_SIZEOF(qse_awk_nde_real_t));
if (tmp == QSE_NULL)
{
SETERR_LOC (awk, QSE_AWK_ENOMEM, xloc);
return QSE_NULL;
}
QSE_MEMSET (tmp, 0, QSE_SIZEOF(qse_awk_nde_real_t));
tmp->type = QSE_AWK_NDE_REAL;
tmp->loc = *xloc;
tmp->val = folded.r;
left = (qse_awk_nde_t*)tmp;
left = (qse_awk_nde_t*)nde;
break;
}
}
else
{
qse_awk_nde_exp_t* nde;
nde = (qse_awk_nde_exp_t*) QSE_AWK_ALLOC (
awk, QSE_SIZEOF(qse_awk_nde_exp_t));
if (nde == QSE_NULL)
{
qse_awk_clrpt (awk, right);
qse_awk_clrpt (awk, left);
SETERR_LOC (awk, QSE_AWK_ENOMEM, xloc);
return QSE_NULL;
}
nde->type = QSE_AWK_NDE_EXP_BIN;
nde->loc = *xloc;
nde->next = QSE_NULL;
nde->opcode = opcode;
nde->left = left;
nde->right = right;
left = (qse_awk_nde_t*)nde;
}
}
while (1);
@ -4073,69 +4098,27 @@ static qse_awk_nde_t* parse_unary (
case QSE_AWK_NDE_INT:
if (left->type == fold)
{
((qse_awk_nde_int_t*)left)->val = folded.l;
if (((qse_awk_nde_int_t*)left)->str)
{
QSE_AWK_FREE (awk, ((qse_awk_nde_int_t*)left)->str);
((qse_awk_nde_int_t*)left)->str = QSE_NULL;
((qse_awk_nde_int_t*)left)->len = 0;
}
update_int_node (awk, (qse_awk_nde_int_t*)left, folded.l);
return left;
}
else
{
qse_awk_nde_int_t* tmp;
QSE_ASSERT (left->type == QSE_AWK_NDE_REAL);
qse_awk_clrpt (awk, left);
tmp = (qse_awk_nde_int_t*) QSE_AWK_ALLOC (
awk, QSE_SIZEOF(qse_awk_nde_int_t));
if (tmp == QSE_NULL)
{
SETERR_LOC (awk, QSE_AWK_ENOMEM, xloc);
return QSE_NULL;
}
QSE_MEMSET (tmp, 0, QSE_SIZEOF(qse_awk_nde_int_t));
tmp->type = QSE_AWK_NDE_INT;
tmp->loc = *xloc;
tmp->val = folded.l;
return (qse_awk_nde_t*)tmp;
return new_int_node (awk, folded.l, xloc);
}
case QSE_AWK_NDE_REAL:
if (left->type == fold)
{
((qse_awk_nde_real_t*)left)->val = folded.r;
if (((qse_awk_nde_real_t*)left)->str)
{
QSE_AWK_FREE (awk, ((qse_awk_nde_real_t*)left)->str);
((qse_awk_nde_real_t*)left)->str = QSE_NULL;
((qse_awk_nde_real_t*)left)->len = 0;
}
update_real_node (awk, (qse_awk_nde_real_t*)left, folded.r);
return left;
}
else
{
qse_awk_nde_real_t* tmp;
QSE_ASSERT (left->type == QSE_AWK_NDE_INT);
qse_awk_clrpt (awk, left);
tmp = (qse_awk_nde_real_t*) QSE_AWK_ALLOC (
awk, QSE_SIZEOF(qse_awk_nde_real_t));
if (tmp == QSE_NULL)
{
SETERR_LOC (awk, QSE_AWK_ENOMEM, xloc);
return QSE_NULL;
}
QSE_MEMSET (tmp, 0, QSE_SIZEOF(qse_awk_nde_real_t));
tmp->type = QSE_AWK_NDE_REAL;
tmp->loc = *xloc;
tmp->val = folded.r;
return (qse_awk_nde_t*)tmp;
return new_real_node (awk, folded.r, xloc);
}
default:
@ -4320,20 +4303,17 @@ static qse_awk_nde_t* parse_primary_nogetline (
{
qse_awk_nde_int_t* nde;
nde = (qse_awk_nde_int_t*) QSE_AWK_ALLOC (
awk, QSE_SIZEOF(qse_awk_nde_int_t));
if (nde == QSE_NULL)
{
SETERR_LOC (awk, QSE_AWK_ENOMEM, xloc);
return QSE_NULL;
}
nde = (qse_awk_nde_int_t*)new_int_node (
awk,
qse_awk_strxtolong (awk,
QSE_STR_PTR(awk->tok.name),
QSE_STR_LEN(awk->tok.name),
0, QSE_NULL
),
xloc
);
if (nde == QSE_NULL) return QSE_NULL;
nde->type = QSE_AWK_NDE_INT;
nde->loc = *xloc;
nde->next = QSE_NULL;
nde->val = qse_awk_strxtolong (awk,
QSE_STR_PTR(awk->tok.name),
QSE_STR_LEN(awk->tok.name), 0, QSE_NULL);
nde->str = QSE_AWK_STRXDUP (awk,
QSE_STR_PTR(awk->tok.name),
QSE_STR_LEN(awk->tok.name));
@ -4361,20 +4341,17 @@ static qse_awk_nde_t* parse_primary_nogetline (
{
qse_awk_nde_real_t* nde;
nde = (qse_awk_nde_real_t*) QSE_AWK_ALLOC (
awk, QSE_SIZEOF(qse_awk_nde_real_t));
if (nde == QSE_NULL)
{
SETERR_LOC (awk, QSE_AWK_ENOMEM, xloc);
return QSE_NULL;
}
nde = (qse_awk_nde_real_t*) new_real_node (
awk,
qse_awk_strxtoreal (awk,
QSE_STR_PTR(awk->tok.name),
QSE_STR_LEN(awk->tok.name),
QSE_NULL
),
xloc
);
if (nde == QSE_NULL) return QSE_NULL;
nde->type = QSE_AWK_NDE_REAL;
nde->loc = *xloc;
nde->next = QSE_NULL;
nde->val = qse_awk_strxtoreal (awk,
QSE_STR_PTR(awk->tok.name),
QSE_STR_LEN(awk->tok.name), QSE_NULL);
nde->str = QSE_AWK_STRXDUP (awk,
QSE_STR_PTR(awk->tok.name),
QSE_STR_LEN(awk->tok.name));

8
qse/lib/awk/run.c
View File

@ -1,5 +1,5 @@
/*
* $Id: run.c 518 2011-07-24 14:24:13Z hyunghwan.chung $
* $Id: run.c 520 2011-07-25 07:32:49Z hyunghwan.chung $
*
Copyright 2006-2011 Chung, Hyung-Hwan.
This file is part of QSE.
@ -604,7 +604,8 @@ static int set_global (
return 0;
}
QSE_INLINE void qse_awk_rtx_setretval (qse_awk_rtx_t* rtx, qse_awk_val_t* val)
QSE_INLINE void qse_awk_rtx_setretval (
qse_awk_rtx_t* rtx, qse_awk_val_t* val)
{
qse_awk_rtx_refdownval (rtx, STACK_RETVAL(rtx));
STACK_RETVAL(rtx) = val;
@ -612,7 +613,8 @@ QSE_INLINE void qse_awk_rtx_setretval (qse_awk_rtx_t* rtx, qse_awk_val_t* val)
qse_awk_rtx_refupval (rtx, val);
}
QSE_INLINE int qse_awk_rtx_setgbl (qse_awk_rtx_t* rtx, int id, qse_awk_val_t* val)
QSE_INLINE int qse_awk_rtx_setgbl (
qse_awk_rtx_t* rtx, int id, qse_awk_val_t* val)
{
QSE_ASSERT (id >= 0 && id < (int)QSE_LDA_SIZE(rtx->awk->parse.gbls));
return set_global (rtx, (qse_size_t)id, QSE_NULL, val);