C++ push_instr函数代码示例

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本文整理汇总了C++中push_instr函数的典型用法代码示例。如果您正苦于以下问题：C++ push_instr函数的具体用法？C++ push_instr怎么用？C++ push_instr使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了push_instr函数的10个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: compile_if_statement

static HRESULT compile_if_statement(compile_ctx_t *ctx, if_statement_t *stat)
{
    unsigned cnd_jmp, endif_label = -1;
    elseif_decl_t *elseif_decl;
    HRESULT hres;

    hres = compile_expression(ctx, stat->expr);
    if(FAILED(hres))
        return hres;

    cnd_jmp = push_instr(ctx, OP_jmp_false);
    if(cnd_jmp == -1)
        return E_OUTOFMEMORY;

    hres = compile_statement(ctx, stat->if_stat);
    if(FAILED(hres))
        return hres;

    if(stat->else_stat || stat->elseifs) {
        endif_label = alloc_label(ctx);
        if(endif_label == -1)
            return E_OUTOFMEMORY;

        hres = push_instr_addr(ctx, OP_jmp, endif_label);
        if(FAILED(hres))
            return hres;
    }

    for(elseif_decl = stat->elseifs; elseif_decl; elseif_decl = elseif_decl->next) {
        instr_ptr(ctx, cnd_jmp)->arg1.uint = ctx->instr_cnt;

        hres = compile_expression(ctx, elseif_decl->expr);
        if(FAILED(hres))
            return hres;

        cnd_jmp = push_instr(ctx, OP_jmp_false);
        if(cnd_jmp == -1)
            return E_OUTOFMEMORY;

        hres = compile_statement(ctx, elseif_decl->stat);
        if(FAILED(hres))
            return hres;

        hres = push_instr_addr(ctx, OP_jmp, endif_label);
        if(FAILED(hres))
            return hres;
    }

    instr_ptr(ctx, cnd_jmp)->arg1.uint = ctx->instr_cnt;

    if(stat->else_stat) {
        hres = compile_statement(ctx, stat->else_stat);
        if(FAILED(hres))
            return hres;
    }

    if(endif_label != -1)
        label_set_addr(ctx, endif_label);
    return S_OK;
}

开发者ID:aragaer，项目名称:wine，代码行数:60，代码来源:compile.c

示例2: compile_foreach_statement

static HRESULT compile_foreach_statement(compile_ctx_t *ctx, foreach_statement_t *stat)
{
    statement_ctx_t loop_ctx = {1};
    unsigned loop_start;
    HRESULT hres;

    hres = compile_expression(ctx, stat->group_expr);
    if(FAILED(hres))
        return hres;

    if(!push_instr(ctx, OP_newenum))
        return E_OUTOFMEMORY;

    loop_start = ctx->instr_cnt;
    if(!(loop_ctx.for_end_label = alloc_label(ctx)))
        return E_OUTOFMEMORY;

    hres = push_instr_uint_bstr(ctx, OP_enumnext, loop_ctx.for_end_label, stat->identifier);
    if(FAILED(hres))
        return hres;

    hres = compile_statement(ctx, &loop_ctx, stat->body);
    if(FAILED(hres))
        return hres;

    hres = push_instr_addr(ctx, OP_jmp, loop_start);
    if(FAILED(hres))
        return hres;

    label_set_addr(ctx, loop_ctx.for_end_label);
    return S_OK;
}

开发者ID:Kelimion，项目名称:wine，代码行数:32，代码来源:compile.c

示例3: compile_subscript

HRESULT compile_subscript(parser_ctx_t *parser, expression_t *expr, BOOL do_ret, unsigned *ret_off)
{
    BOOL no_ret = FALSE;
    HRESULT hres;

    if(!parser->code) {
        parser->code = heap_alloc_zero(sizeof(bytecode_t));
        if(!parser->code)
            return E_OUTOFMEMORY;
        jsheap_init(&parser->code->heap);
    }

    if(!parser->compiler) {
        parser->compiler = heap_alloc_zero(sizeof(compiler_ctx_t));
        if(!parser->compiler)
            return E_OUTOFMEMORY;

        parser->compiler->parser = parser;
        parser->compiler->code = parser->code;
    }

    *ret_off = parser->compiler->code_off;
    hres = compile_expression_noret(parser->compiler, expr, do_ret ? NULL : &no_ret);
    if(FAILED(hres))
        return hres;

    return push_instr(parser->compiler, OP_ret) == -1 ? E_OUTOFMEMORY : S_OK;
}

开发者ID:bpon，项目名称:wine，代码行数:28，代码来源:compile.c

示例4: compile_unary_expression

static HRESULT compile_unary_expression(compile_ctx_t *ctx, unary_expression_t *expr, vbsop_t op)
{
    HRESULT hres;

    hres = compile_expression(ctx, expr->subexpr);
    if(FAILED(hres))
        return hres;

    return push_instr(ctx, op) == -1 ? E_OUTOFMEMORY : S_OK;
}

开发者ID:aragaer，项目名称:wine，代码行数:10，代码来源:compile.c

示例5: compile_interp_fallback

static HRESULT compile_interp_fallback(compiler_ctx_t *ctx, expression_t *expr)
{
    unsigned instr;

    instr = push_instr(ctx, OP_tree);
    if(instr == -1)
        return E_OUTOFMEMORY;

    instr_ptr(ctx, instr)->arg1.expr = expr;
    return S_OK;
}

开发者ID:bpon，项目名称:wine，代码行数:11，代码来源:compile.c

示例6: push_instr_int

static HRESULT push_instr_int(compiler_ctx_t *ctx, jsop_t op, LONG arg)
{
    unsigned instr;

    instr = push_instr(ctx, op);
    if(instr == -1)
        return E_OUTOFMEMORY;

    instr_ptr(ctx, instr)->arg1.lng = arg;
    return S_OK;
}

开发者ID:bpon，项目名称:wine，代码行数:11，代码来源:compile.c

示例7: push_instr_addr

static HRESULT push_instr_addr(compile_ctx_t *ctx, vbsop_t op, unsigned arg)
{
    unsigned ret;

    ret = push_instr(ctx, op);
    if(ret == -1)
        return E_OUTOFMEMORY;

    instr_ptr(ctx, ret)->arg1.uint = arg;
    return S_OK;
}

开发者ID:aragaer，项目名称:wine，代码行数:11，代码来源:compile.c

示例8: push_instr_int

static HRESULT push_instr_int(compile_ctx_t *ctx, vbsop_t op, LONG arg)
{
    unsigned ret;

    ret = push_instr(ctx, op);
    if(!ret)
        return E_OUTOFMEMORY;

    instr_ptr(ctx, ret)->arg1.lng = arg;
    return S_OK;
}

开发者ID:Kelimion，项目名称:wine，代码行数:11，代码来源:compile.c

示例9: compile_binary_expression

static HRESULT compile_binary_expression(compile_ctx_t *ctx, binary_expression_t *expr, vbsop_t op)
{
    HRESULT hres;

    hres = compile_expression(ctx, expr->left);
    if(FAILED(hres))
        return hres;

    hres = compile_expression(ctx, expr->right);
    if(FAILED(hres))
        return hres;

    return push_instr(ctx, op) ? S_OK : E_OUTOFMEMORY;
}

开发者ID:Kelimion，项目名称:wine，代码行数:14，代码来源:compile.c

示例10: compile_binary_expression

static HRESULT compile_binary_expression(compiler_ctx_t *ctx, binary_expression_t *expr, jsop_t op)
{
    HRESULT hres;

    hres = compile_expression(ctx, expr->expression1);
    if(FAILED(hres))
        return hres;

    hres = compile_expression(ctx, expr->expression2);
    if(FAILED(hres))
        return hres;

    return push_instr(ctx, op) == -1 ? E_OUTOFMEMORY : S_OK;
}

开发者ID:bpon，项目名称:wine，代码行数:14，代码来源:compile.c

注：本文中的push_instr函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。