/*
 * Copyright 2002-2019 Intel Corporation.
 * 
 * This software is provided to you as Sample Source Code as defined in the accompanying
 * End User License Agreement for the Intel(R) Software Development Products ("Agreement")
 * section 1.L.
 * 
 * This software and the related documents are provided as is, with no express or implied
 * warranties, other than those that are expressly stated in the License.
 */

#include "xstateBVUtils.h"


const unsigned int testRegSize[TEST_REG_CLASS_SIZE] =
{
    /* TEST_REG_CLASS_X87 */    2,  // fcw
    /* TEST_REG_CLASS_SSE */    16, // xmm3
    /* TEST_REG_CLASS_AVX */    32, // ymm3
};


const unsigned int testRegLocation[TEST_REG_CLASS_SIZE] =
{
    /* TEST_REG_CLASS_X87 */    0,      // fcw
    /* TEST_REG_CLASS_SSE */    208,    // xmm3
    /* TEST_REG_CLASS_AVX */    624,    // ymm3 (upper 128 bits)
};


// Masks for checking if a single state component in the XSTATE_BV state-component bitmaps is set.
const unsigned char xstateBvMasks[TEST_REG_CLASS_SIZE] =
{
    0x01,   // bit 0 in the XSTATE_BV save mask - controls the X87 registers
    0x02,   // bit 1 in the XSTATE_BV save mask - controls the SSE registers
    0x04    // bit 2 in the XSTATE_BV save mask - controls the AVX registers
};


const string componentStrings[TEST_REG_CLASS_SIZE] =
{
    "x87",
    "SSE",
    "AVX"
};


static const unsigned char fpcwval[] = { 0x4e, 0x1f };
static const unsigned char xmm3val[] = { 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
                                         0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc };
static const unsigned char ymm3val[] = { 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
                                         0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
                                         0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
                                         0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd };


const unsigned char* toolRegisterValues[TEST_REG_CLASS_SIZE] =
{
    fpcwval,
    xmm3val,
    ymm3val
};


TEST_REG_CLASS GetTestReg(const string& arg)
{
    for (unsigned int i = 0; i < TEST_REG_CLASS_SIZE; ++i)
    {
        if (componentStrings[i] == arg) return (TEST_REG_CLASS)i;
    }
    return TEST_REG_CLASS_INVALID;
}