/
js.y
1544 lines (1360 loc) · 39 KB
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js.y
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%define api.pure full
%error-verbose
%{
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include "js.h"
#define YY_DECL
#include "js.tab.h"
#include "js.lex.h"
int yylex (YYSTYPE * yymathexpr_param, yyscan_t yyscanner, parseData *pd);
%}
%union { // yymathexpr
uint32_t slot;
}
%{
void yyerror( void *scanner, parseData *pd, const char *s);
uint32_t listCnt(parseData *pd, uint32_t list) {
uint32_t count = 0;
listNode *ln;
// process arg list
if( list ) do {
ln = (listNode *)(pd->table + list);
list -= sizeof(listNode) / sizeof(Node);
count++;
} while (ln->hdr->type == node_list);
return count;
}
%}
%lex-param { void *scanner }
%lex-param { parseData *pd }
%parse-param { void *scanner }
%parse-param { parseData *pd }
%token <slot> STRING
%token <slot> NAME
%token <slot> NUM
%token EOS
%token IF
%token ELSE
%token WHILE
%token DO
%token FOR
%token FCN
%token VAR
%token LET
%token RETURN
%token CONTINUE
%token BREAK
%token LPAR
%token RPAR
%token COLON
%token COMMA
%token LBRACE
%token RBRACE
%token LBRACK
%token RBRACK
%token SEMI
%token ENUM
%token INCR
%token DECR
%token DOT
%token NOT
%token BITNOT
%token BITAND
%token BITXOR
%token BITOR
%token TERN
%token FORIN
%token FOROF
%token TRY
%token CATCH
%token FINALLY
%token THROW
%token NEW
%token PIPE
%precedence NAME
%right ELSE RPAR
%right PLUS_ASSIGN MINUS_ASSIGN LSHIFT_ASSIGN RSHIFT_ASSIGN ASSIGN MPY_ASSIGN DIV_ASSIGN MOD_ASSIGN AND_ASSIGN XOR_ASSIGN OR_ASSIGN
%left TERN COLON
%left LOR
%left LAND
%left BITOR
%left BITXOR
%left BITAND
%left IDENTICAL NOTIDENTICAL LT LE EQ NEQ GT GE
%left LSHIFT RSHIFT RUSHIFT
%left PLUS MINUS
%left MPY DIV MOD
%precedence DEL NEW
%precedence TYPEOF
%precedence INCR DECR
%precedence NOT BITNOT
%precedence UMINUS
%precedence DOT LBRACK
%precedence LPAR
%type <slot> enum enumlist
%type <slot> decl decllist
%type <slot> stmt stmtlist
%type <slot> paramlist arglist
%type <slot> elem elemlist
%type <slot> objarraylit
%type <slot> funcdef
%type <slot> fname pgmlist
%type <slot> exprlist expr
%type <slot> symbol
%type <slot> arraylist
%type <slot> scopeddecl
%type <slot> scopedlist
%type <slot> pipeline
%start script
%%
script:
EOS
{
if (parseDebug) printf("script -> EOS\n");
pd->beginning = 0;
YYACCEPT;
}
| pgmlist
{
if (parseDebug) printf("script -> pgmlist\n");
pd->beginning = $1;
YYACCEPT;
}
;
pgmlist:
%empty
{
$$ = 0;
if (parseDebug) printf("pgmlist -> _empty_\n");
}
| stmt pgmlist
{
if ($1 == 0) {
$$ = $2;
if (parseDebug) printf("pgmlist -> empty stmt discard\n");
} else {
$$ = newNode(pd, node_list, sizeof(listNode), false);
listNode *ln = (listNode *)(pd->table + $$);
ln->elem = $1;
if ($2 == 0) {
ln->hdr->type = node_endlist;
if (parseDebug) printf("pgmlist -> stmt[%d] %d\n", $1, $$);
} else {
if (parseDebug) printf("pgmlist -> stmt[%d] pgmlist %d\n", $1, $$);
}
}
}
| funcdef pgmlist
{
$$ = newNode(pd, node_list, sizeof(listNode), false);
listNode *ln = (listNode *)(pd->table + $$);
ln->elem = $1;
if ($2 == 0) {
ln->hdr->type = node_endlist;
if (parseDebug) printf("pgmlist -> funcdef[%d] %d\n", $1, $$);
} else {
if (parseDebug) printf("pgmlist -> funcdef[%d] pgmlist %d\n", $1, $$);
}
}
;
funcdef:
FCN NAME LPAR paramlist RPAR LBRACE pgmlist RBRACE
{
int node = newNode(pd, node_var, sizeof(symNode), true);
symNode *sym = (symNode *)(pd->table + node);
sym->name = $2;
$$ = newNode(pd, node_fcndef, sizeof(fcnDeclNode), true);
fcnDeclNode *fd = (fcnDeclNode *)(pd->table + $$);
fd->hdr->type = node_fcndef;
fd->name = node;
fd->params = $4;
fd->body = $7;
if (parseDebug) {
stringNode *sn = (stringNode *)(pd->table + sym->name);
printf("funcdef -> symbol[%s] LPAR paramlist[%d] RPAR LBRACE pgmlist[%d] RBRACE %d\n", sn->str.val, $4, $7, $$);
}
}
;
fname:
%empty
{
if (parseDebug) printf("fname -> _empty_\n");
$$ = 0;
}
| NAME
{
$$ = 1;
}
;
pipeline:
expr PIPE expr
{
// turn pipeline stage into a function call with an argument list of one element
$$ = newNode(pd, node_pipe, sizeof(fcnCallNode), true);
fcnCallNode *fc = (fcnCallNode *)(pd->table + $$);
fc->args = newNode(pd, node_endlist, sizeof(listNode), false);
listNode *ln = (listNode *)(pd->table + fc->args);
ln->elem = $1;
fc->name = $3;
if (parseDebug) printf("pipeline -> expr[%d] PIPE expr[%d] %d\n", $1, $3, $$);
}
;
| pipeline PIPE expr
{
$$ = newNode(pd, node_pipe, sizeof(fcnCallNode), true);
fcnCallNode *fc = (fcnCallNode *)(pd->table + $$);
fc->args = newNode(pd, node_endlist, sizeof(listNode), false);
listNode *ln = (listNode *)(pd->table + fc->args);
ln->elem = $1;
fc->name = $3;
if (parseDebug) printf("pipeline -> pipeline[%d] PIPE expr[%d] %d\n", $1, $3, $$);
}
;
stmt:
IF LPAR exprlist RPAR stmt
{
$$ = newNode(pd, node_ifthen, sizeof(ifThenNode), false);
ifThenNode *ifthen = (ifThenNode *)(pd->table + $$);
ifthen->condexpr = $3;
ifthen->thenstmt = $5;
ifthen->elsestmt = 0;
if (parseDebug) printf("stmt -> IF LPAR exprlist[%d] RPAR stmt[%d] %d\n", $3, $5, $$);
}
| IF LPAR exprlist RPAR stmt ELSE stmt
{
$$ = newNode(pd, node_ifthen, sizeof(ifThenNode), false);
ifThenNode *ifthen = (ifThenNode *)(pd->table + $$);
ifthen->condexpr = $3;
ifthen->thenstmt = $5;
ifthen->elsestmt = $7;
if (parseDebug) printf("stmt -> IF LPAR exprlist[%d] RPAR stmt[%d] ELSE stmt[%d] %d\n", $3, $5, $7, $$);
}
| THROW expr SEMI
{
$$ = newNode(pd, node_throw, sizeof(exprNode), false);
exprNode *en = (exprNode *)(pd->table + $$);
en->expr = $2;
if (parseDebug) printf("stmt -> THROW expr[%d] SEMI %d\n", $2, $$);
}
| RETURN exprlist SEMI
{
$$ = newNode(pd, node_return, sizeof(exprNode), false);
exprNode *en = (exprNode *)(pd->table + $$);
en->expr = $2;
if (parseDebug) printf("stmt -> RETURN exprlist[%d] SEMI %d\n", $2, $$);
}
| BREAK SEMI
{
$$ = newNode(pd, node_return, sizeof(exprNode), false);
exprNode *en = (exprNode *)(pd->table + $$);
en->hdr->flag |= ctl_break;
en->expr = 0;
if (parseDebug) printf("stmt -> BREAK SEMI %d\n", $$);
}
| CONTINUE SEMI
{
$$ = newNode(pd, node_return, sizeof(exprNode), false);
exprNode *en = (exprNode *)(pd->table + $$);
en->hdr->flag |= ctl_continue;
en->expr = 0;
if (parseDebug) printf("stmt -> CONTINUE SEMI %d\n", $$);
}
| WHILE LPAR exprlist RPAR stmt
{
$$ = newNode(pd, node_while, sizeof(whileNode), false);
whileNode *wn = (whileNode *)(pd->table + $$);
wn->cond = $3;
wn->stmt = $5;
if (parseDebug) printf("stmt -> WHILE LPAR exprlist[%d] RPAR stmt[%d] %d\n", $3, $5, $$);
}
| DO stmt WHILE LPAR exprlist RPAR SEMI
{
$$ = newNode(pd, node_dowhile, sizeof(whileNode), false);
whileNode *wn = (whileNode *)(pd->table + $$);
wn->cond = $5;
wn->stmt = $2;
if (parseDebug) printf("stmt -> DO stmt[%d] WHILE LPAR exprlist[%d] RPAR SEMI %d\n", $2, $5, $$);
}
| FOR LPAR LET scopedlist SEMI exprlist SEMI exprlist RPAR stmt
{
$$ = newNode(pd, node_for, sizeof(forNode), false);
forNode *fn = (forNode *)(pd->table + $$);
fn->init = $4;
fn->cond = $6;
fn->incr = $8;
fn->stmt = $10;
if (parseDebug) printf("stmt -> FOR LPAR LET scopedlist[%d] SEMI exprlist[%d] SEMI exprlist[%d] RPAR stmt[%d] %d\n", $4, $6, $8, $10, $$);
}
| FOR LPAR VAR decllist SEMI exprlist SEMI exprlist RPAR stmt
{
$$ = newNode(pd, node_for, sizeof(forNode), false);
forNode *fn = (forNode *)(pd->table + $$);
fn->init = $4;
fn->cond = $6;
fn->incr = $8;
fn->stmt = $10;
if (parseDebug) printf("stmt -> FOR LPAR VAR decllist[%d] SEMI exprlist[%d] SEMI exprlist[%d] RPAR stmt[%d] %d\n", $4, $6, $8, $10, $$);
}
| FOR LPAR exprlist SEMI exprlist SEMI exprlist RPAR stmt
{
$$ = newNode(pd, node_for, sizeof(forNode), false);
forNode *fn = (forNode *)(pd->table + $$);
fn->init = $3;
fn->cond = $5;
fn->incr = $7;
fn->stmt = $9;
if (parseDebug) printf("stmt -> FOR LPAR exprlist[%d] SEMI exprlist[%d] SEMI exprlist[%d] RPAR stmt[%d] %d\n", $3, $5, $7, $9, $$);
}
| FOR LPAR LET decl FORIN expr RPAR stmt
{
$$ = newNode(pd, node_forin, sizeof(forInNode), false);
forInNode *fn = (forInNode *)(pd->table + $$);
fn->hdr->aux = for_in;
fn->var = $4;
fn->expr = $6;
fn->stmt = $8;
pd->table[fn->var].flag |= flag_scope;
if (parseDebug) printf("stmt -> FOR LPAR LET decl[%d] FORIN expr[%d] RPAR stmt[%d] %d\n", $4, $6, $8, $$);
}
| FOR LPAR VAR decl FORIN expr RPAR stmt
{
$$ = newNode(pd, node_forin, sizeof(forInNode), false);
forInNode *fn = (forInNode *)(pd->table + $$);
fn->hdr->aux = for_in;
fn->var = $4;
fn->expr = $6;
fn->stmt = $8;
if (parseDebug) printf("stmt -> FOR LPAR VAR decl[%d] FORIN expr[%d] RPAR stmt[%d] %d\n", $4, $6, $8, $$);
}
| FOR LPAR expr FORIN expr RPAR stmt
{
pd->table[$3].flag |= flag_lval;
$$ = newNode(pd, node_forin, sizeof(forInNode), false);
forInNode *fn = (forInNode *)(pd->table + $$);
fn->hdr->aux = for_in;
fn->var = $3;
fn->expr = $5;
fn->stmt = $7;
if (parseDebug) printf("stmt -> FOR LPAR expr[%d] FORIN expr[%d] RPAR stmt[%d] %d\n", $3, $5, $7, $$);
}
| FOR LPAR LET decl FOROF expr RPAR stmt
{
$$ = newNode(pd, node_forin, sizeof(forInNode), false);
forInNode *fn = (forInNode *)(pd->table + $$);
fn->hdr->aux = for_of;
fn->var = $4;
fn->expr = $6;
fn->stmt = $8;
pd->table[fn->var].flag |= flag_scope;
if (parseDebug) printf("stmt -> FOR LPAR LET decl[%d] FOROF expr[%d] RPAR stmt[%d] %d\n", $4, $6, $8, $$);
}
| FOR LPAR VAR decl FOROF expr RPAR stmt
{
$$ = newNode(pd, node_forin, sizeof(forInNode), false);
forInNode *fn = (forInNode *)(pd->table + $$);
fn->hdr->aux = for_of;
fn->var = $4;
fn->expr = $6;
fn->stmt = $8;
if (parseDebug) printf("stmt -> FOR LPAR VAR decl[%d] FOROF expr[%d] RPAR stmt[%d] %d\n", $4, $6, $8, $$);
}
| FOR LPAR expr FOROF expr RPAR stmt
{
pd->table[$3].flag |= flag_lval;
$$ = newNode(pd, node_forin, sizeof(forInNode), false);
forInNode *fn = (forInNode *)(pd->table + $$);
fn->hdr->aux = for_of;
fn->var = $3;
fn->expr = $5;
fn->stmt = $7;
if (parseDebug) printf("stmt -> FOR LPAR expr[%d] FOROF expr[%d] RPAR stmt[%d] %d\n", $3, $5, $7, $$);
}
| TRY LBRACE stmtlist RBRACE CATCH LPAR NAME RPAR LBRACE stmtlist RBRACE
{
int node = newNode(pd, node_var, sizeof(symNode), true);
symNode *sym = (symNode *)(pd->table + node);
sym->name = $7;
$$ = newNode(pd, node_xcp, sizeof(xcpNode), true);
xcpNode *xn = (xcpNode *)(pd->table + $$);
xn->tryblk = $3;
xn->binding = node;
xn->catchblk = $10;
if (parseDebug) printf("stmt -> TRY LBRACE stmtlist[%d] RBRACE CATCH LPAR NAME[%d] RPAR LBRACE stmtlist[%d] RBRACE %d\n", $3, node, $10, $$);
}
| TRY LBRACE stmtlist RBRACE FINALLY LBRACE stmtlist RBRACE
{
$$ = newNode(pd, node_xcp, sizeof(xcpNode), true);
xcpNode *xn = (xcpNode *)(pd->table + $$);
xn->tryblk = $3;
xn->finallyblk = $7;
if (parseDebug) printf("stmt -> TRY LBRACE stmtlist[%d] RBRACE FINALLY LBRACE stmtlist[%d] RBRACE %d\n", $3, $7, $$);
}
| TRY LBRACE stmtlist RBRACE CATCH LPAR NAME RPAR LBRACE stmtlist RBRACE FINALLY LBRACE stmtlist RBRACE
{
int node = newNode(pd, node_var, sizeof(symNode), true);
symNode *sym = (symNode *)(pd->table + node);
sym->name = $7;
$$ = newNode(pd, node_xcp, sizeof(xcpNode), true);
xcpNode *xn = (xcpNode *)(pd->table + $$);
xn->tryblk = $3;
xn->binding = node;
xn->catchblk = $10;
xn->finallyblk = $14;
if (parseDebug) printf("stmt -> TRY LBRACE stmtlist[%d] RBRACE CATCH LPAR NAME[%d] RPAR LBRACE stmtlist[%d] RBRACE FINALLY LBRACE stmtlist[%d] RBRACE %d\n", $3, node, $10, $14, $$);
}
| LBRACE stmtlist RBRACE
{
$$ = newNode(pd, node_block, sizeof(blkEntryNode), true);
blkEntryNode *be = (blkEntryNode *)(pd->table + $$);
be->body = $2;
if (parseDebug) printf("stmt -> LBRACE stmtlist[%d] RBRACE %d\n", $2, $$);
}
| LET scopedlist SEMI
{
$$ = $2;
if (parseDebug) printf("stmt -> LET scopedlist SEMI %d\n", $2);
}
| VAR decllist SEMI
{
$$ = $2;
if (parseDebug) printf("stmt -> VAR decllist SEMI %d\n", $2);
}
| exprlist SEMI
{
$$ = $1;
if (parseDebug) printf("stmt -> exprlist SEMI %d\n", $1);
}
| pipeline SEMI
{
$$ = $1;
if (parseDebug) printf("stmt -> pipeline SEMI %d\n", $1);
}
;
stmtlist:
%empty
{
$$ = 0;
if (parseDebug) printf("stmtlist -> _empty_\n");
}
| stmt stmtlist
{
if ($1 == 0) {
$$ = $2;
if (parseDebug) printf("stmtlist -> empty stmt discard\n");
} else {
$$ = newNode(pd, node_list, sizeof(listNode), false);
listNode *ln = (listNode *)(pd->table + $$);
ln->elem = $1;
if ($2 == 0) {
ln->hdr->type = node_endlist;
ln->hdr->aux = aux_endstmt;
if (parseDebug) printf("stmtlist -> stmt[%d] %d\n", $1, $$);
} else {
if (parseDebug) printf("stmtlist -> stmt[%d] stmtlist %d\n", $1, $$);
}
}
}
;
symbol:
NAME
{
$$ = newNode(pd, node_var, sizeof(symNode), true);
symNode *sym = (symNode *)(pd->table + $$);
sym->name = $1;
if (parseDebug) {
stringNode *sn = (stringNode *)(pd->table + $1);
printf("symbol -> NAME[%s] %d\n", sn->str.val, $$);
}
}
;
decl:
symbol
{
symNode *sym = (symNode *)(pd->table + $1);
sym->hdr->flag |= flag_decl | flag_lval;
$$ = $1;
if (parseDebug) printf("decl -> symbol[%d]\n", $1);
}
| symbol ASSIGN expr
{
symNode *sym = (symNode *)(pd->table + $1);
sym->hdr->flag |= flag_lval | flag_decl;
$$ = newNode(pd, node_assign, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
bn->hdr->aux = pm_assign;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("decl -> symbol[%d] ASSIGN expr[%d] %d\n", $1, $3, $$);
}
;
scopeddecl:
symbol
{
symNode *sym = (symNode *)(pd->table + $1);
sym->hdr->flag |= flag_decl | flag_lval | flag_scope;
$$ = $1;
if (parseDebug) printf("scopeddecl -> symbol[%d]\n", $1);
}
| symbol ASSIGN expr
{
symNode *sym = (symNode *)(pd->table + $1);
sym->hdr->flag |= flag_lval | flag_decl | flag_scope;
$$ = newNode(pd, node_assign, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
bn->hdr->aux = pm_assign;
bn->right = $3;
bn->left = $1;
pd->table[$1].flag |= flag_scope;
if (parseDebug) printf("scopeddecl -> symbol[%d] ASSIGN expr[%d] %d\n", $1, $3, $$);
}
;
scopedlist:
scopeddecl
{
$$ = newNode(pd, node_endlist, sizeof(listNode), false);
listNode *ln = (listNode *)(pd->table + $$);
ln->elem = $1;
if (parseDebug) printf("scopedlist -> decl[%d] %d\n", $1, $$);
}
|
scopeddecl COMMA scopedlist
{
$$ = newNode(pd, node_list, sizeof(listNode), false);
listNode *ln = (listNode *)(pd->table + $$);
ln->elem = $1;
pd->table[$1].flag |= flag_scope;
if (parseDebug) printf("scopedlist -> decl[%d] COMMA scopedlist[%d] %d\n", $1, $3, $$);
}
;
decllist:
decl
{
$$ = newNode(pd, node_endlist, sizeof(listNode), false);
listNode *ln = (listNode *)(pd->table + $$);
ln->elem = $1;
if (parseDebug) printf("decllist -> decl[%d] %d\n", $1, $$);
}
|
decl COMMA decllist
{
$$ = newNode(pd, node_list, sizeof(listNode), false);
listNode *ln = (listNode *)(pd->table + $$);
ln->elem = $1;
if (parseDebug) printf("decllist -> decl[%d] COMMA decllist[%d] %d\n", $1, $3, $$);
}
;
enum:
NAME
{
$$ = newNode(pd, node_enum, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
bn->left = $1;
bn->right = 0;
if (parseDebug) printf("enum -> NAME[%d] %d\n", $1, $$);
}
|
NAME ASSIGN expr
{
$$ = newNode(pd, node_enum, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("enum -> NAME[%d] ASSIGN expr[%d] %d\n", $1, $3, $$);
}
;
enumlist:
enum
{
$$ = newNode(pd, node_endlist, sizeof(listNode), false);
listNode *ln = (listNode *)(pd->table + $$);
ln->elem = $1;
if (parseDebug) printf("enumlist -> enum[%d] %d\n", $1, $$);
}
|
enum COMMA enumlist
{
$$ = newNode(pd, node_list, sizeof(listNode), false);
listNode *ln = (listNode *)(pd->table + $$);
ln->elem = $1;
if (parseDebug) printf("enumlist -> enum[%d] COMMA enumlist %d\n", $1, $$);
}
;
expr:
expr TERN expr COLON expr
{
$$ = newNode(pd, node_ternary, sizeof(ternaryNode), true);
ternaryNode *tn = (ternaryNode *)(pd->table + $$);
tn->condexpr = $1;
tn->trueexpr = $3;
tn->falseexpr = $5;
if (parseDebug) printf("expr -> expr[%d] TERN expr[%d] COLON expr[%d] %d\n", $1, $3, $5, $$);
}
| ENUM LBRACE enumlist RBRACE
{
$$ = newNode(pd, node_enum, sizeof(exprNode), false);
exprNode *en = (exprNode *)(pd->table + $$);
en->expr = $3;
if (parseDebug) printf("expr -> ENUM LBRACE enumlist[%d] RBRACE %d\n", $3, $$);
}
| FCN fname LPAR paramlist RPAR LBRACE pgmlist RBRACE
{
int node = 0;
if ($2) {
node = newNode(pd, node_var, sizeof(symNode), true);
symNode *sym = (symNode *)(pd->table + node);
sym->name = $2;
}
$$ = newNode(pd, node_fcnexpr, sizeof(fcnDeclNode), true);
fcnDeclNode *fd = (fcnDeclNode *)(pd->table + $$);
fd->hdr->type = node_fcnexpr;
fd->name = node;
fd->params = $4;
fd->body = $7;
if (parseDebug) printf("funcexpr -> FCN fname LPAR paramlist RPAR LBRACE pgmlist RBRACE %d\n", $$);
}
| TYPEOF expr
{
$$ = newNode(pd, node_typeof, sizeof(exprNode), false);
exprNode *en = (exprNode *)(pd->table + $$);
en->expr = $2;
if (parseDebug) printf("expr -> TYPEOF expr %d\n", $$);
}
| INCR expr %prec UMINUS
{
$$ = newNode(pd, node_incr, sizeof(exprNode), false);
exprNode *en = (exprNode *)(pd->table + $$);
en->hdr->aux = incr_before;
en->expr = $2;
Node *node = pd->table + $2;
node->flag |= flag_lval;
if (parseDebug) printf("expr -> INCR expr[%d] %d\n", $2, $$);
}
|
DECR expr %prec UMINUS
{
$$ = newNode(pd, node_incr, sizeof(exprNode), false);
exprNode *en = (exprNode *)(pd->table + $$);
en->hdr->aux = decr_before;
en->expr = $2;
Node *node = pd->table + $2;
node->flag |= flag_lval;
if (parseDebug) printf("expr -> DECR expr[%d] %d\n", $2, $$);
}
| expr INCR
{
$$ = newNode(pd, node_incr, sizeof(exprNode), false);
exprNode *en = (exprNode *)(pd->table + $$);
en->hdr->aux = incr_after;
en->expr = $1;
Node *node = pd->table + $1;
node->flag |= flag_lval;
if (parseDebug) printf("expr -> expr[%d] INCR %d\n", $1, $$);
}
|
expr DECR
{
$$ = newNode(pd, node_incr, sizeof(exprNode), false);
exprNode *en = (exprNode *)(pd->table + $$);
en->hdr->aux = decr_after;
en->expr = $1;
Node *node = pd->table + $1;
node->flag |= flag_lval;
if (parseDebug) printf("expr -> expr[%d] INCR %d\n", $1, $$);
}
| expr RUSHIFT expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_rushift;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] RUSHIFT expr[%d] %d\n", $1, $3, $$);
}
| expr RSHIFT expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_rshift;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] RSHIFT expr[%d] %d\n", $1, $3, $$);
}
| expr LSHIFT expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_lshift;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] LSHIFT expr[%d] %d\n", $1, $3, $$);
}
| expr LOR expr
{
$$ = newNode(pd, node_lor, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] LOR expr[%d] %d\n", $1, $3, $$);
}
| expr LAND expr
{
$$ = newNode(pd, node_land, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] LAND expr[%d] %d\n", $1, $3, $$);
}
| expr LT expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_lt;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] LT expr[%d] %d\n", $1, $3, $$);
}
| expr LE expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_le;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] LE expr[%d] %d\n", $1, $3, $$);
}
| expr EQ expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_eq;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] EQ expr[%d] %d\n", $1, $3, $$);
}
| expr NEQ expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_ne;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] NEQ expr[%d] %d\n", $1, $3, $$);
}
| expr IDENTICAL expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_id;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] IDENTICAL expr[%d] %d\n", $1, $3, $$);
}
| expr NOTIDENTICAL expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_nid;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] NOTIDENTICAL expr[%d] %d\n", $1, $3, $$);
}
| expr GE expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_ge;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] GE expr[%d] %d\n", $1, $3, $$);
}
| expr GT expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_gt;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] GT expr[%d] %d\n", $1, $3, $$);
}
| expr PLUS expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_add;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] PLUS expr[%d] %d\n", $1, $3, $$);
}
| expr MINUS expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_sub;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] MINUS expr[%d] %d\n", $1, $3, $$);
}
| expr MPY expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_mpy;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] MPY expr[%d] %d\n", $1, $3, $$);
}
| expr MOD expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_mod;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] MOD expr[%d] %d\n", $1, $3, $$);
}
| expr DIV expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_div;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] DIV expr[%d] %d\n", $1, $3, $$);
}
| expr BITAND expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_and;
bn->right = $3;
bn->left = $1;
if (parseDebug) printf("expr -> expr[%d] BITAND expr[%d] %d\n", $1, $3, $$);
}
| expr BITXOR expr
{
$$ = newNode(pd, node_math, sizeof(binaryNode), false);
binaryNode *bn = (binaryNode *)(pd->table + $$);
pd->table[$1].flag |= flag_operand;
pd->table[$3].flag |= flag_operand;
bn->hdr->aux = math_xor;
bn->right = $3;