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print() and field names 

R=r
DELTA=86  (61 added, 3 deleted, 22 changed)
OCL=14099
CL=14099
This commit is contained in:
Ken Thompson 2008-08-11 19:17:28 -07:00
parent 40c93a5238
commit a8a9dbc9c6
1 changed files with 79 additions and 21 deletions
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100
src/cmd/gc/go.y
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@ -12,22 +12,23 @@
struct Val val;
int lint;
}
%token <sym> LNAME LBASETYPE LATYPE LPACK LACONST
%token <val> LLITERAL
%token <lint> LASOP
%token LPACKAGE LIMPORT LEXPORT
%token LMAP LCHAN LINTERFACE LFUNC LSTRUCT
%token LCOLAS LFALL LRETURN
%token LNEW LLEN
%token LVAR LTYPE LCONST LCONVERT LSELECT
%token LFOR LIF LELSE LSWITCH LCASE LDEFAULT
%token LBREAK LCONTINUE LGO LGOTO LRANGE
%token <sym> LNAME LBASETYPE LATYPE LPACK LACONST
%token <sym> LPACKAGE LIMPORT LEXPORT
%token <sym> LMAP LCHAN LINTERFACE LFUNC LSTRUCT
%token <sym> LCOLAS LFALL LRETURN
%token <sym> LNEW LLEN
%token <sym> LVAR LTYPE LCONST LCONVERT LSELECT
%token <sym> LFOR LIF LELSE LSWITCH LCASE LDEFAULT
%token <sym> LBREAK LCONTINUE LGO LGOTO LRANGE
%token <sym> LNIL LTRUE LFALSE LIOTA
%token <sym> LPANIC LPRINT LIGNORE
%token LOROR LANDAND LEQ LNE LLE LLT LGE LGT
%token LLSH LRSH LINC LDEC LSEND LRECV
%token LNIL LTRUE LFALSE LIOTA
%token LPANIC LPRINT LIGNORE
%type <sym> sym laconst lname latype
%type <sym> sym sym1 sym2 key1 key2 laconst lname latype
%type <lint> chandir
%type <node> xdcl xdcl_list_r oxdcl_list
%type <node> common_dcl Acommon_dcl Bcommon_dcl
@ -410,13 +411,13 @@ semi_stmt:
$$ = nod(OCALL, $2, $4);
$$ = nod(OPROC, $$, N);
}
| LPRINT expr_list
| LPRINT '(' oexpr_list ')'
{
$$ = nod(OPRINT, $2, N);
$$ = nod(OPRINT, $3, N);
}
| LPANIC oexpr_list
| LPANIC '(' oexpr_list ')'
{
$$ = nod(OPANIC, $2, N);
$$ = nod(OPANIC, $3, N);
}
| LGOTO new_name
{
@ -707,7 +708,7 @@ pexpr:
{
$$ = $2;
}
| pexpr '.' sym
| pexpr '.' sym1
{
$$ = nod(ODOT, $1, newname($3));
}
@ -811,13 +812,13 @@ name_name:
}
new_name:
sym
sym2
{
$$ = newname($1);
}
new_type:
sym
sym2
{
$$ = newtype($1);
}
@ -828,6 +829,63 @@ sym:
| LACONST
| LPACK
sym1:
sym
| key1
| key2
sym2:
sym
| key2
/*
* keywords that we can
* use a field names
*/
key1:
LPACKAGE
| LIMPORT
| LEXPORT
| LMAP
| LCHAN
| LINTERFACE
| LFUNC
| LSTRUCT
| LFALL
| LRETURN
| LVAR
| LTYPE
| LCONST
| LCONVERT
| LSELECT
| LFOR
| LIF
| LELSE
| LSWITCH
| LCASE
| LDEFAULT
| LBREAK
| LCONTINUE
| LGO
| LGOTO
| LRANGE
| LIGNORE
/*
* keywords that we can
* use a variable/type names
*/
key2:
LNIL
| LTRUE
| LFALSE
| LIOTA
| LLEN
| LPANIC
| LPRINT
| LNEW
| LBASETYPE
name:
lname
{
@ -1336,7 +1394,7 @@ export:
{
exportsym($1);
}
| sym '.' sym
| sym '.' sym1
{
exportsym(pkglookup($3->name, $1->name));
}
@ -1520,7 +1578,7 @@ hidden_import:
}
isym:
sym '.' sym
sym '.' sym1
{
$$ = nod(OIMPORT, N, N);
$$->osym = $1;
@ -1528,7 +1586,7 @@ isym:
$$->sym = $3;
renamepkg($$);
}
| '(' sym ')' sym '.' sym
| '(' sym ')' sym '.' sym1
{
$$ = nod(OIMPORT, N, N);
$$->osym = $2;