Jacek Caban : vbscript: Added compiler support for boolean literals.
Alexandre Julliard
julliard at winehq.org
Thu Sep 8 14:52:13 CDT 2011
Module: wine
Branch: master
Commit: 23c1fea07e5cf78c18db3876c24f00b9b2233ffa
URL: http://source.winehq.org/git/wine.git/?a=commit;h=23c1fea07e5cf78c18db3876c24f00b9b2233ffa
Author: Jacek Caban <jacek at codeweavers.com>
Date: Thu Sep 8 14:57:16 2011 +0200
vbscript: Added compiler support for boolean literals.
---
dlls/vbscript/compile.c | 60 ++++++++++++++++++++++++++++++++++++++++-----
dlls/vbscript/interp.c | 12 +++++++++
dlls/vbscript/vbscript.h | 9 +++++-
3 files changed, 72 insertions(+), 9 deletions(-)
diff --git a/dlls/vbscript/compile.c b/dlls/vbscript/compile.c
index 49d933b..cc3b683 100644
--- a/dlls/vbscript/compile.c
+++ b/dlls/vbscript/compile.c
@@ -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_member_expression(compile_ctx_t *ctx, member_expression_t *expr)
+static HRESULT compile_args(compile_ctx_t *ctx, expression_t *args, unsigned *ret)
{
+ unsigned arg_cnt = 0;
HRESULT hres;
- if(expr->args) {
- FIXME("arguments not implemented\n");
- return E_NOTIMPL;
+ 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;
+
+ 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;
diff --git a/dlls/vbscript/interp.c b/dlls/vbscript/interp.c
index b309397..a70a4dd 100644
--- a/dlls/vbscript/interp.c
+++ b/dlls/vbscript/interp.c
@@ -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
diff --git a/dlls/vbscript/vbscript.h b/dlls/vbscript/vbscript.h
index 8aca01c..c0adc57 100644
--- a/dlls/vbscript/vbscript.h
+++ b/dlls/vbscript/vbscript.h
@@ -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 {
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