vbscript: Added compiler support for boolean literals.

This commit is contained in:
Jacek Caban 2011-09-08 14:57:16 +02:00 committed by Alexandre Julliard
parent dc73a7c4bb
commit 23c1fea07e
3 changed files with 72 additions and 9 deletions

View File

@ -34,6 +34,8 @@ typedef struct {
vbscode_t *code;
} compile_ctx_t;
static HRESULT compile_expression(compile_ctx_t*,expression_t*);
static inline instr_t *instr_ptr(compile_ctx_t *ctx, unsigned id)
{
assert(id < ctx->instr_cnt);
@ -59,6 +61,18 @@ static unsigned push_instr(compile_ctx_t *ctx, vbsop_t op)
return ctx->instr_cnt++;
}
static HRESULT push_instr_int(compile_ctx_t *ctx, vbsop_t op, LONG arg)
{
unsigned ret;
ret = push_instr(ctx, op);
if(ret == -1)
return E_OUTOFMEMORY;
instr_ptr(ctx, ret)->arg1.lng = arg;
return S_OK;
}
static BSTR alloc_bstr_arg(compile_ctx_t *ctx, const WCHAR *str)
{
if(!ctx->code->bstr_pool_size) {
@ -84,12 +98,12 @@ static BSTR alloc_bstr_arg(compile_ctx_t *ctx, const WCHAR *str)
return ctx->code->bstr_pool[ctx->code->bstr_cnt++];
}
static HRESULT push_instr_bstr(compile_ctx_t *ctx, vbsop_t op, const WCHAR *arg)
static HRESULT push_instr_bstr_uint(compile_ctx_t *ctx, vbsop_t op, const WCHAR *arg1, unsigned arg2)
{
unsigned instr;
BSTR bstr;
bstr = alloc_bstr_arg(ctx, arg);
bstr = alloc_bstr_arg(ctx, arg1);
if(!bstr)
return E_OUTOFMEMORY;
@ -98,28 +112,60 @@ static HRESULT push_instr_bstr(compile_ctx_t *ctx, vbsop_t op, const WCHAR *arg)
return E_OUTOFMEMORY;
instr_ptr(ctx, instr)->arg1.bstr = bstr;
instr_ptr(ctx, instr)->arg2.uint = arg2;
return S_OK;
}
static HRESULT compile_args(compile_ctx_t *ctx, expression_t *args, unsigned *ret)
{
unsigned arg_cnt = 0;
HRESULT hres;
while(args) {
hres = compile_expression(ctx, args);
if(FAILED(hres))
return hres;
arg_cnt++;
args = args->next;
}
*ret = arg_cnt;
return S_OK;
}
static HRESULT compile_member_expression(compile_ctx_t *ctx, member_expression_t *expr)
{
unsigned arg_cnt = 0;
HRESULT hres;
if(expr->args) {
FIXME("arguments not implemented\n");
return E_NOTIMPL;
}
hres = compile_args(ctx, expr->args, &arg_cnt);
if(FAILED(hres))
return hres;
if(expr->obj_expr) {
FIXME("obj_expr not implemented\n");
hres = E_NOTIMPL;
}else {
hres = push_instr_bstr(ctx, OP_icallv, expr->identifier);
hres = push_instr_bstr_uint(ctx, OP_icallv, expr->identifier, arg_cnt);
}
return hres;
}
static HRESULT compile_expression(compile_ctx_t *ctx, expression_t *expr)
{
switch(expr->type) {
case EXPR_BOOL:
return push_instr_int(ctx, OP_bool, ((bool_expression_t*)expr)->value);
default:
FIXME("Unimplemented expression type %d\n", expr->type);
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT compile_statement(compile_ctx_t *ctx, statement_t *stat)
{
HRESULT hres;

View File

@ -75,12 +75,18 @@ static HRESULT lookup_identifier(exec_ctx_t *ctx, BSTR name, ref_t *ref)
static HRESULT interp_icallv(exec_ctx_t *ctx)
{
BSTR identifier = ctx->instr->arg1.bstr;
const unsigned arg_cnt = ctx->instr->arg2.uint;
DISPPARAMS dp = {0};
ref_t ref;
HRESULT hres;
TRACE("\n");
if(arg_cnt) {
FIXME("arguments not implemented\n");
return E_NOTIMPL;
}
hres = lookup_identifier(ctx, identifier, &ref);
if(FAILED(hres))
return hres;
@ -107,6 +113,12 @@ static HRESULT interp_ret(exec_ctx_t *ctx)
return S_OK;
}
static HRESULT interp_bool(exec_ctx_t *ctx)
{
FIXME("\n");
return E_NOTIMPL;
}
static const instr_func_t op_funcs[] = {
#define X(x,n,a,b) interp_ ## x,
OP_LIST

View File

@ -69,11 +69,14 @@ HRESULT init_global(script_ctx_t*);
typedef enum {
ARG_NONE = 0,
ARG_STR,
ARG_BSTR
ARG_BSTR,
ARG_INT,
ARG_UINT
} instr_arg_type_t;
#define OP_LIST \
X(icallv, 1, ARG_BSTR, 0) \
X(bool, 1, ARG_INT, 0) \
X(icallv, 1, ARG_BSTR, ARG_UINT) \
X(ret, 0, 0, 0)
typedef enum {
@ -86,6 +89,8 @@ OP_LIST
typedef union {
const WCHAR *str;
BSTR bstr;
unsigned uint;
LONG lng;
} instr_arg_t;
typedef struct {