osprey/common/ipfec_targ_info/gen/itanium_gen.cxx

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//-*-c++-*-

//*********************************************************************
//
// Module: itanium_gen.cxx
// $Date: 2005/10/21 19:00:00 $
// $Author: marcel $
// $Source: /proj/osprey/CVS/open64/osprey1.0/common/ipfec_targ_info/gen/itanium_gen.cxx,v $
//
// Description:
//   Generate the definition of itanium machine information and schedule infor.
//
//*********************************************************************

#include "itanium_gen.h"
#include "ekapi_itanium.h"

void Print_Resource(FILE *c_file)
{
    RESOURCE::Output_All(c_file);
}

void Print_SI(void *pknobs, FILE *c_file)
{
    int fu_count,fu_index;   
   
    fu_count = KAPI_fuCount(pknobs);    
    for (fu_index=0; fu_index<fu_count; fu_index++)
    {
        SCHE_INFO *si = new SCHE_INFO(pknobs, fu_index);
        si->Output_SI(pknobs, c_file);
    }   
    // Some instruction is dummy , that implemented by others instruction 
    // In fact it is intergrated form of others' instructions;
    // Such as break, chk.s;
    
    // dummy instruction need not issue resource
    SCHE_INFO *si_unknown = new SCHE_INFO(pknobs, "Dummy instructions" );  
    si_unknown->Output_SI(pknobs, c_file);
    
    // Dummy function class need issue resource;
    SCHE_INFO *si_dummy = new SCHE_INFO(pknobs, "dummy" );
    si_dummy->Req_Issue_Resource();  
    si_dummy->Output_SI(pknobs, c_file);
    
    SCHE_INFO::Output_SI_ID(c_file);
}    

void Print_Top_Si(void *pknobs, FILE *c_file)
{
    SCHE_INFO::Output_OP_SI(pknobs, c_file);
}

void Itanium_Generator(void *pknobs, GEN_MODE mode, MACHINE_TYPE type)
{
    FILE *c_file;
    int issue_width, max_slot, bundle_width;
    int issue_res_id, sem_res_id;
    
    if (type == MCK_TYPE)
        Init_Module_Files(mode, "itanium_mck",&c_file);
    else
        Init_Module_Files(mode, "itanium",&c_file);
    
    fprintf(c_file, "#include \"ti_si.h\"\n");
   
    bundle_width = KAPI_BundleIssueWidth(pknobs, -1);
    max_slot = EKAPI_GetMaxSlot(pknobs);
    issue_width = bundle_width * max_slot;
    
    EKAPI_ClearResource();
    // Set up resource list in our ways;
    // The first must be issue resource;
    
    EKAPI_CreatResource("issue", issue_width, 1);
    EKAPI_CreatResource("sem", 1);

    if (type == MCK_TYPE) { // Mckinley 
    EKAPI_MapResource(pknobs, "integer_or_memory", 0, 
                      kapi_utI, 0,
                      kapi_utI, 1,
                      kapi_utM, 0,
                      kapi_utM, 1,
                      kapi_utM, 2,
                      kapi_utM, 3, -1);
    EKAPI_MapResource(pknobs, "memory", 0,
                      kapi_utM, 0,
                      kapi_utM, 1,
                      kapi_utM, 2,
                      kapi_utM, 3, -1);
    EKAPI_MapResource(pknobs, "memory_ld", 0,
                      kapi_utM, 0,
                      kapi_utM, 1, -1);
    EKAPI_MapResource(pknobs, "memory_st", 0,
                      kapi_utM, 2,
                      kapi_utM, 3, -1);
    EKAPI_MapResource(pknobs, "memory0", 0,
                      kapi_utM, 0, -1);
    EKAPI_MapResource(pknobs, "memory2", 0,
                      kapi_utM, 2, -1);

    } else {/* Itanium */
    EKAPI_MapResource(pknobs, "integer_or_memory", 0, 
                      kapi_utI, 0,
                      kapi_utI, 1,
                      kapi_utM, 0,
                      kapi_utM, 1, -1);
    EKAPI_MapResource(pknobs, "memory", 0,
                      kapi_utM, 0,
                      kapi_utM, 1, -1);
    EKAPI_MapResource(pknobs, "memory0", 0,
                      kapi_utM, 0, -1);
    }
    EKAPI_MapResource(pknobs, "floating-point", 0,
                      kapi_utF, 0,
                      kapi_utF, 1, -1); 
    EKAPI_MapResource(pknobs, "floating-point0", 0,
                      kapi_utF, 0, -1);                  
    EKAPI_MapResource(pknobs, "integer", 0,
                      kapi_utI, 0,
                      kapi_utI, 1, -1); 
    EKAPI_MapResource(pknobs, "integer0", 0,
                      kapi_utI, 0, -1);                      
    EKAPI_MapResource(pknobs, "branch", 0,
                      kapi_utB, 0,
                      kapi_utB, 1,
                      kapi_utB, 2, -1); 
    EKAPI_MapResource(pknobs, "B0_or_B1", 0,
                      kapi_utB, 0,
                      kapi_utB, 1, -1);
    EKAPI_MapResource(pknobs, "B0_or_B2", 0,
                      kapi_utB, 0,
                      kapi_utB, 2, -1);
    EKAPI_MapResource(pknobs, "B2", 0,
                      kapi_utB, 2, -1);
    
    
   // EKAPI_MapResource(pknobs, "");
    Print_Resource(c_file);
    // Print information of resource from the list variable resource_list;
    
    Print_SI(pknobs, c_file);
    // Print schedule infoemation for each fuction class.
    
    Print_Top_Si(pknobs, c_file);
    // print topcode's schedule infor address;
    
    fclose(c_file);   
    
}

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