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vbscript: Added 'or' expression parser/compiler implementation.

This commit is contained in:
Jacek Caban 2011-09-14 12:59:26 +02:00 committed by Alexandre Julliard
parent 091f243051
commit fae7352f93
5 changed files with 15 additions and 1 deletions
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2
dlls/vbscript/compile.c
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@ -388,6 +388,8 @@ static HRESULT compile_expression(compile_ctx_t *ctx, expression_t *expr)
return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_not);
case EXPR_NULL:
return push_instr(ctx, OP_null) != -1 ? S_OK : E_OUTOFMEMORY;
case EXPR_OR:
return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_or);
case EXPR_STRING:
return push_instr_str(ctx, OP_string, ((string_expression_t*)expr)->value);
case EXPR_SUB:

6
dlls/vbscript/interp.c
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@ -588,6 +588,12 @@ static HRESULT interp_and(exec_ctx_t *ctx)
return stack_push(ctx, &v);
}
static HRESULT interp_or(exec_ctx_t *ctx)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT cmp_oper(exec_ctx_t *ctx)
{
variant_val_t l, r;

1
dlls/vbscript/parse.h
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@ -34,6 +34,7 @@ typedef enum {
EXPR_NEQUAL,
EXPR_NOT,
EXPR_NULL,
EXPR_OR,
EXPR_STRING,
EXPR_SUB,
EXPR_ULONG,

6
dlls/vbscript/parser.y
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@ -98,7 +98,7 @@ static arg_decl_t *new_argument_decl(parser_ctx_t*,const WCHAR*,BOOL);
%type <statement> Statement StatementNl StatementsNl StatementsNl_opt IfStatement Else_opt
%type <expression> Expression LiteralExpression PrimaryExpression EqualityExpression CallExpression
%type <expression> ConcatExpression AdditiveExpression ModExpression IntdivExpression MultiplicativeExpression ExpExpression
%type <expression> NotExpression UnaryExpression AndExpression
%type <expression> NotExpression UnaryExpression AndExpression OrExpression
%type <member> MemberExpression
%type <expression> Arguments_opt ArgumentList_opt ArgumentList
%type <bool> OptionExplicit_opt
@ -188,7 +188,11 @@ EmptyBrackets_opt
| tEMPTYBRACKETS
Expression
: OrExpression { $$ = $1; }
OrExpression
: AndExpression { $$ = $1; }
| OrExpression tOR AndExpression { $$ = new_binary_expression(ctx, EXPR_OR, $1, $3); CHECK_ERROR; }
AndExpression
: NotExpression { $$ = $1; }

1
dlls/vbscript/vbscript.h
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@ -139,6 +139,7 @@ typedef enum {
X(nequal, 1, 0, 0) \
X(not, 1, 0, 0) \
X(null, 1, 0, 0) \
X(or, 1, 0, 0) \
X(ret, 0, 0, 0) \
X(short, 1, ARG_INT, 0) \
X(string, 1, ARG_STR, 0) \