sched.h

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C头文件 代码 · 共 55 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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****************************************************************************/


typedef struct FU_entry {
    unsigned short      good_fu;
    byte                unit_stall;
    byte                opnd_stall;
} FU_entry;

typedef struct data_dag {
    struct data_dag             *prev;
    instruction                 *ins;
    struct dep_list_entry       *deps;
    struct data_dag             *ready;
    unsigned                    stallable       : 8;
    unsigned                    visited         : 1;
    unsigned                    scheduled       : 1;
    instruction_id              height;
    instruction_id              anc_count;
} data_dag;

typedef struct dep_list_entry {
    struct dep_list_entry   *next;
    data_dag                *dep;
} dep_list_entry;