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jscript: Store exception frame in call_frame_t. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2016-03-25 12:03:35 +01:00 committed by Alexandre Julliard
parent 53ecdb6549
commit fa5d9b3db1
2 changed files with 12 additions and 12 deletions
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21
dlls/jscript/engine.c
View File

@ -764,6 +764,7 @@ static HRESULT interp_push_except(exec_ctx_t *ctx)
{
const unsigned arg1 = get_op_uint(ctx, 0);
const BSTR arg2 = get_op_bstr(ctx, 1);
call_frame_t *frame = ctx->script->call_ctx;
except_frame_t *except;
unsigned stack_top;
@ -790,22 +791,23 @@ static HRESULT interp_push_except(exec_ctx_t *ctx)
except->scope = ctx->scope_chain;
except->catch_off = arg1;
except->ident = arg2;
except->next = ctx->except_frame;
ctx->except_frame = except;
except->next = frame->except_frame;
frame->except_frame = except;
return S_OK;
}
/* ECMA-262 3rd Edition 12.14 */
static HRESULT interp_pop_except(exec_ctx_t *ctx)
{
call_frame_t *frame = ctx->script->call_ctx;
except_frame_t *except;
TRACE("\n");
except = ctx->except_frame;
except = frame->except_frame;
assert(except != NULL);
ctx->except_frame = except->next;
frame->except_frame = except->next;
heap_free(except);
return S_OK;
}
@ -2411,13 +2413,14 @@ static void release_call_frame(call_frame_t *frame)
static HRESULT unwind_exception(exec_ctx_t *ctx)
{
call_frame_t *frame = ctx->script->call_ctx;
except_frame_t *except_frame;
jsval_t except_val;
BSTR ident;
HRESULT hres;
except_frame = ctx->except_frame;
ctx->except_frame = except_frame->next;
except_frame = frame->except_frame;
frame->except_frame = except_frame->next;
assert(except_frame->stack_top <= ctx->top);
stack_popn(ctx, ctx->top - except_frame->stack_top);
@ -2463,7 +2466,6 @@ static HRESULT unwind_exception(exec_ctx_t *ctx)
static HRESULT enter_bytecode(script_ctx_t *ctx, function_code_t *func, jsval_t *ret)
{
exec_ctx_t *exec_ctx = ctx->call_ctx->exec_ctx;
except_frame_t *prev_except_frame;
unsigned prev_ip, prev_top;
scope_chain_t *prev_scope;
call_frame_t *frame;
@ -2475,10 +2477,8 @@ static HRESULT enter_bytecode(script_ctx_t *ctx, function_code_t *func, jsval_t
frame = ctx->call_ctx;
prev_top = exec_ctx->top;
prev_scope = exec_ctx->scope_chain;
prev_except_frame = exec_ctx->except_frame;
prev_ip = exec_ctx->ip;
exec_ctx->ip = func->instr_off;
exec_ctx->except_frame = NULL;
while(exec_ctx->ip != -1) {
op = frame->bytecode->instrs[exec_ctx->ip].op;
@ -2486,7 +2486,7 @@ static HRESULT enter_bytecode(script_ctx_t *ctx, function_code_t *func, jsval_t
if(FAILED(hres)) {
TRACE("EXCEPTION %08x\n", hres);
if(!exec_ctx->except_frame)
if(!frame->except_frame)
break;
hres = unwind_exception(exec_ctx);
@ -2498,7 +2498,6 @@ static HRESULT enter_bytecode(script_ctx_t *ctx, function_code_t *func, jsval_t
}
exec_ctx->ip = prev_ip;
exec_ctx->except_frame = prev_except_frame;
assert(ctx->call_ctx == frame);
ctx->call_ctx = frame->prev_frame;

3
dlls/jscript/engine.h
View File

@ -191,6 +191,8 @@ typedef struct _except_frame_t except_frame_t;
struct _parser_ctx_t;
typedef struct _call_frame_t {
except_frame_t *except_frame;
bytecode_t *bytecode;
function_code_t *function;
@ -210,7 +212,6 @@ struct _exec_ctx_t {
jsval_t *stack;
unsigned stack_size;
unsigned top;
except_frame_t *except_frame;
jsval_t ret;
unsigned ip;