Jacek Caban : jscript: Use bytecode for throw statement.
Alexandre Julliard
julliard at winehq.org
Wed Dec 28 13:44:34 CST 2011
Module: wine
Branch: master
Commit: 02ff8d18539455cfda8efa2c0b719e9998dea396
URL: http://source.winehq.org/git/wine.git/?a=commit;h=02ff8d18539455cfda8efa2c0b719e9998dea396
Author: Jacek Caban <jacek at codeweavers.com>
Date: Wed Dec 28 12:06:17 2011 +0100
jscript: Use bytecode for throw statement.
---
dlls/jscript/compile.c | 14 ++++++++++++++
dlls/jscript/engine.c | 12 ++----------
dlls/jscript/engine.h | 2 +-
dlls/jscript/parser.y | 2 +-
4 files changed, 18 insertions(+), 12 deletions(-)
diff --git a/dlls/jscript/compile.c b/dlls/jscript/compile.c
index c02db25..9e8cb47 100644
--- a/dlls/jscript/compile.c
+++ b/dlls/jscript/compile.c
@@ -1299,6 +1299,18 @@ static HRESULT compile_switch_statement(compiler_ctx_t *ctx, switch_statement_t
return S_OK;
}
+/* ECMA-262 3rd Edition 12.13 */
+static HRESULT compile_throw_statement(compiler_ctx_t *ctx, expression_statement_t *stat)
+{
+ HRESULT hres;
+
+ hres = compile_expression(ctx, stat->expr);
+ if(FAILED(hres))
+ return hres;
+
+ return push_instr(ctx, OP_throw) == -1 ? E_OUTOFMEMORY : S_OK;
+}
+
static HRESULT compile_statement(compiler_ctx_t *ctx, statement_t *stat)
{
switch(stat->type) {
@@ -1318,6 +1330,8 @@ static HRESULT compile_statement(compiler_ctx_t *ctx, statement_t *stat)
return push_instr(ctx, OP_label) == -1 ? E_OUTOFMEMORY : S_OK; /* FIXME */
case STAT_SWITCH:
return compile_switch_statement(ctx, (switch_statement_t*)stat);
+ case STAT_THROW:
+ return compile_throw_statement(ctx, (expression_statement_t*)stat);
case STAT_VAR:
return compile_var_statement(ctx, (var_statement_t*)stat);
case STAT_WHILE:
diff --git a/dlls/jscript/engine.c b/dlls/jscript/engine.c
index 5c4852b..b7b3248 100644
--- a/dlls/jscript/engine.c
+++ b/dlls/jscript/engine.c
@@ -1234,19 +1234,11 @@ HRESULT switch_statement_eval(script_ctx_t *ctx, statement_t *_stat, return_type
}
/* ECMA-262 3rd Edition 12.13 */
-HRESULT throw_statement_eval(script_ctx_t *ctx, statement_t *_stat, return_type_t *rt, VARIANT *ret)
+static HRESULT interp_throw(exec_ctx_t *ctx)
{
- expression_statement_t *stat = (expression_statement_t*)_stat;
- VARIANT val;
- HRESULT hres;
-
TRACE("\n");
- hres = expr_eval(ctx, stat->expr, &rt->ei, &val);
- if(FAILED(hres))
- return hres;
-
- rt->ei.var = val;
+ ctx->rt->ei.var = *stack_pop(ctx);
return DISP_E_EXCEPTION;
}
diff --git a/dlls/jscript/engine.h b/dlls/jscript/engine.h
index 147bcad..9aa5616 100644
--- a/dlls/jscript/engine.h
+++ b/dlls/jscript/engine.h
@@ -99,6 +99,7 @@ typedef struct _func_stack {
X(rshift2, 1, 0,0) \
X(str, 1, ARG_STR, 0) \
X(this, 1, 0,0) \
+ X(throw, 0, 0,0) \
X(throw_ref, 0, ARG_UINT, 0) \
X(throw_type, 0, ARG_UINT, ARG_STR) \
X(tonum, 1, 0,0) \
@@ -413,7 +414,6 @@ HRESULT break_statement_eval(script_ctx_t*,statement_t*,return_type_t*,VARIANT*)
HRESULT return_statement_eval(script_ctx_t*,statement_t*,return_type_t*,VARIANT*) DECLSPEC_HIDDEN;
HRESULT with_statement_eval(script_ctx_t*,statement_t*,return_type_t*,VARIANT*) DECLSPEC_HIDDEN;
HRESULT switch_statement_eval(script_ctx_t*,statement_t*,return_type_t*,VARIANT*) DECLSPEC_HIDDEN;
-HRESULT throw_statement_eval(script_ctx_t*,statement_t*,return_type_t*,VARIANT*) DECLSPEC_HIDDEN;
HRESULT try_statement_eval(script_ctx_t*,statement_t*,return_type_t*,VARIANT*) DECLSPEC_HIDDEN;
typedef struct {
diff --git a/dlls/jscript/parser.y b/dlls/jscript/parser.y
index a184202..570eb5b 100644
--- a/dlls/jscript/parser.y
+++ b/dlls/jscript/parser.y
@@ -847,7 +847,7 @@ static const statement_eval_t stat_eval_table[] = {
compiled_statement_eval,
return_statement_eval,
compiled_statement_eval,
- throw_statement_eval,
+ compiled_statement_eval,
try_statement_eval,
compiled_statement_eval,
compiled_statement_eval,
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