/**
 */
#include <cvimath_internal.h>
#include <test_cvikernel_util.h>

#include <cfloat>
#include <iomanip>
#include <iostream>
#include <map>
#include <random>
#include <string>
//#define DBG

using namespace std;

/**
 * pre_data means we test fixed pattern, it should be same sa lut
 */
enum TEST_MODE {
  PRE_DATA_COMPARE_FIX = 0,   // pre-data + fix compare
  GEN_POW_20_DATA_MAX_ERROR,  // generate 2^-20 ~ 2^20 value that check epsilon
  TEST_MODE_MAX,
};

static TEST_MODE mode;

static uint16_t test_pattern[] = {
    0x0000, 0x38D2, 0x3952, 0x399D, 0x39D2, 0x3A03, 0x3A1D, 0x3A38, 0x3A52, 0x3A6C, 0x3A83, 0x3A90,
    0x3A9D, 0x3AAA, 0x3AB8, 0x3AC5, 0x3AD2, 0x3ADF, 0x3AEC, 0x3AF9, 0x3B03, 0x3B0A, 0x3B10, 0x3B17,
    0x3B1D, 0x3B24, 0x3B2A, 0x3B31, 0x3B38, 0x3B3E, 0x3B45, 0x3B4B, 0x3B52, 0x3B58, 0x3B5F, 0x3B65,
    0x3B6C, 0x3B72, 0x3B79, 0x3B80, 0x3B83, 0x3B86, 0x3B8A, 0x3B8D, 0x3B90, 0x3B93, 0x3B97, 0x3B9A,
    0x3B9D, 0x3BA1, 0x3BA4, 0x3BA7, 0x3BAA, 0x3BAE, 0x3BB1, 0x3BB4, 0x3BB8, 0x3BBB, 0x3BBE, 0x3BC1,
    0x3BC5, 0x3BC8, 0x3BCB, 0x3BCE, 0x3BD2, 0x3BD5, 0x3BD8, 0x3BDC, 0x3BDF, 0x3BE2, 0x3BE5, 0x3BE9,
    0x3BEC, 0x3BEF, 0x3BF2, 0x3BF6, 0x3BF9, 0x3BFC, 0x3C00, 0x3C01, 0x3C03, 0x3C05, 0x3C06, 0x3C08,
    0x3C0A, 0x3C0B, 0x3C0D, 0x3C0F, 0x3C10, 0x3C12, 0x3C13, 0x3C15, 0x3C17, 0x3C18, 0x3C1A, 0x3C1C,
    0x3C1D, 0x3C1F, 0x3C21, 0x3C22, 0x3C24, 0x3C25, 0x3C27, 0x3C29, 0x3C2A, 0x3C2C, 0x3C2E, 0x3C2F,
    0x3C31, 0x3C33, 0x3C34, 0x3C36, 0x3C38, 0x3C39, 0x3C3B, 0x3C3C, 0x3C3E, 0x3C40, 0x3C41, 0x3C43,
    0x3C45, 0x3C46, 0x3C48, 0x3C4A, 0x3C4B, 0x3C4D, 0x3C4E, 0x3C50, 0x3C52, 0x3C53, 0x3C55, 0x3C57,
    0x3C58, 0x3C5A, 0x3C5C, 0x3C5D, 0x3C5F, 0x3C60, 0x3C62, 0x3C64, 0x3C65, 0x3C67, 0x3C69, 0x3C6A,
    0x3C6C, 0x3C6E, 0x3C6F, 0x3C71, 0x3C72, 0x3C74, 0x3C76, 0x3C77, 0x3C79, 0x3C7B, 0x3C7C, 0x3C7E,
    0x3C80, 0x3C81, 0x3C81, 0x3C82, 0x3C83, 0x3C84, 0x3C85, 0x3C86, 0x3C86, 0x3C87, 0x3C88, 0x3C89,
    0x3C8A, 0x3C8A, 0x3C8B, 0x3C8C, 0x3C8D, 0x3C8E, 0x3C8F, 0x3C8F, 0x3C90, 0x3C91, 0x3C92, 0x3C93,
    0x3C93, 0x3C94, 0x3C95, 0x3C96, 0x3C97, 0x3C98, 0x3C98, 0x3C99, 0x3C9A, 0x3C9B, 0x3C9C, 0x3C9C,
    0x3C9D, 0x3C9E, 0x3C9F, 0x3CA0, 0x3CA1, 0x3CA1, 0x3CA2, 0x3CA3, 0x3CA4, 0x3CA5, 0x3CA5, 0x3CA6,
    0x3CA7, 0x3CA8, 0x3CA9, 0x3CAA, 0x3CAA, 0x3CAB, 0x3CAC, 0x3CAD, 0x3CAE, 0x3CAE, 0x3CAF, 0x3CB0,
    0x3CB1, 0x3CB2, 0x3CB3, 0x3CB3, 0x3CB4, 0x3CB5, 0x3CB6, 0x3CB7, 0x3CB8, 0x3CB8, 0x3CB9, 0x3CBA,
    0x3CBB, 0x3CBC, 0x3CBC, 0x3CBD, 0x3CBE, 0x3CBF, 0x3CC0, 0x3CC1, 0x3CC1, 0x3CC2, 0x3CC3, 0x3CC4,
    0x3CC5, 0x3CC5, 0x3CC6, 0x3CC7, 0x3CC8, 0x3CC9, 0x3CCA, 0x3CCA, 0x3CCB, 0x3CCC, 0x3CCD, 0x3CCE,
    0x3CCE, 0x3CCF, 0x3CD0, 0x3CD1, 0x3CD2, 0x3CD3, 0x3CD3, 0x3CD4, 0x3CD5, 0x3CD6, 0x3CD7, 0x3CD7,
    0x3CD8, 0x3CD9, 0x3CDA, 0x3CDB, 0x3CDC, 0x3CDC, 0x3CDD, 0x3CDE, 0x3CDF, 0x3CE0, 0x3CE0, 0x3CE1,
    0x3CE2, 0x3CE3, 0x3CE4, 0x3CE5, 0x3CE5, 0x3CE6, 0x3CE7, 0x3CE8, 0x3CE9, 0x3CE9, 0x3CEA, 0x3CEB,
    0x3CEC, 0x3CED, 0x3CEE, 0x3CEE, 0x3CEF, 0x3CF0, 0x3CF1, 0x3CF2, 0x3CF2, 0x3CF3, 0x3CF4, 0x3CF5,
    0x3CF6, 0x3CF7, 0x3CF7, 0x3CF8, 0x3CF9, 0x3CFA, 0x3CFB, 0x3CFB, 0x3CFC, 0x3CFD, 0x3CFE, 0x3CFF,
    0x3D00, 0x3D00, 0x3D01, 0x3D01, 0x3D01, 0x3D02, 0x3D02, 0x3D03, 0x3D03, 0x3D03, 0x3D04, 0x3D04,
    0x3D05, 0x3D05, 0x3D06, 0x3D06, 0x3D06, 0x3D07, 0x3D07, 0x3D08, 0x3D08, 0x3D08, 0x3D09, 0x3D09,
    0x3D0A, 0x3D0A, 0x3D0A, 0x3D0B, 0x3D0B, 0x3D0C, 0x3D0C, 0x3D0C, 0x3D0D, 0x3D0D, 0x3D0E, 0x3D0E,
    0x3D0F, 0x3D0F, 0x3D0F, 0x3D10, 0x3D10, 0x3D11, 0x3D11, 0x3D11, 0x3D12, 0x3D12, 0x3D13, 0x3D13,
    0x3D13, 0x3D14, 0x3D14, 0x3D15, 0x3D15, 0x3D16, 0x3D16, 0x3D16, 0x3D17, 0x3D17, 0x3D18, 0x3D18,
    0x3D18, 0x3D19, 0x3D19, 0x3D1A, 0x3D1A, 0x3D1A, 0x3D1B, 0x3D1B, 0x3D1C, 0x3D1C, 0x3D1C, 0x3D1D,
    0x3D1D, 0x3D1E, 0x3D1E, 0x3D1F, 0x3D1F, 0x3D1F, 0x3D20, 0x3D20, 0x3D21, 0x3D21, 0x3D21, 0x3D22,
    0x3D22, 0x3D23, 0x3D23, 0x3D23, 0x3D24, 0x3D24, 0x3D25, 0x3D25, 0x3D25, 0x3D26, 0x3D26, 0x3D27,
    0x3D27, 0x3D28, 0x3D28, 0x3D28, 0x3D29, 0x3D29, 0x3D2A, 0x3D2A, 0x3D2A, 0x3D2B, 0x3D2B, 0x3D2C,
    0x3D2C, 0x3D2C, 0x3D2D, 0x3D2D, 0x3D2E, 0x3D2E, 0x3D2E, 0x3D2F, 0x3D2F, 0x3D30, 0x3D30, 0x3D31,
    0x3D31, 0x3D31, 0x3D32, 0x3D32, 0x3D33, 0x3D33, 0x3D33, 0x3D34, 0x3D34, 0x3D35, 0x3D35, 0x3D35,
    0x3D36, 0x3D36, 0x3D37, 0x3D37, 0x3D38, 0x3D38, 0x3D38, 0x3D39, 0x3D39, 0x3D3A, 0x3D3A, 0x3D3A,
    0x3D3B, 0x3D3B, 0x3D3C, 0x3D3C, 0x3D3C, 0x3D3D, 0x3D3D, 0x3D3E, 0x3D3E, 0x3D3E, 0x3D3F, 0x3D3F,
    0x3D40, 0x3D40, 0x3D41, 0x3D41, 0x3D41, 0x3D42, 0x3D42, 0x3D43, 0x3D43, 0x3D43, 0x3D44, 0x3D44,
    0x3D45, 0x3D45, 0x3D45, 0x3D46, 0x3D46, 0x3D47, 0x3D47, 0x3D47, 0x3D48, 0x3D48, 0x3D49, 0x3D49,
    0x3D4A, 0x3D4A, 0x3D4A, 0x3D4B, 0x3D4B, 0x3D4C, 0x3D4C, 0x3D4C, 0x3D4D, 0x3D4D, 0x3D4E, 0x3D4E,
    0x3D4E, 0x3D4F, 0x3D4F, 0x3D50, 0x3D50, 0x3D50, 0x3D51, 0x3D51, 0x3D52, 0x3D52, 0x3D53, 0x3D53,
    0x3D53, 0x3D54, 0x3D54, 0x3D55, 0x3D55, 0x3D55, 0x3D56, 0x3D56, 0x3D57, 0x3D57, 0x3D57, 0x3D58,
    0x3D58, 0x3D59, 0x3D59, 0x3D59, 0x3D5A, 0x3D5A, 0x3D5B, 0x3D5B, 0x3D5C, 0x3D5C, 0x3D5C, 0x3D5D,
    0x3D5D, 0x3D5E, 0x3D5E, 0x3D5E, 0x3D5F, 0x3D5F, 0x3D60, 0x3D60, 0x3D60, 0x3D61, 0x3D61, 0x3D62,
    0x3D62, 0x3D63, 0x3D63, 0x3D63, 0x3D64, 0x3D64, 0x3D65, 0x3D65, 0x3D65, 0x3D66, 0x3D66, 0x3D67,
    0x3D67, 0x3D67, 0x3D68, 0x3D68, 0x3D69, 0x3D69, 0x3D69, 0x3D6A, 0x3D6A, 0x3D6B, 0x3D6B, 0x3D6C,
    0x3D6C, 0x3D6C, 0x3D6D, 0x3D6D, 0x3D6E, 0x3D6E, 0x3D6E, 0x3D6F, 0x3D6F, 0x3D70, 0x3D70, 0x3D70,
    0x3D71, 0x3D71, 0x3D72, 0x3D72, 0x3D72, 0x3D73, 0x3D73, 0x3D74, 0x3D74, 0x3D75, 0x3D75, 0x3D75,
    0x3D76, 0x3D76, 0x3D77, 0x3D77, 0x3D77, 0x3D78, 0x3D78, 0x3D79, 0x3D79, 0x3D79, 0x3D7A, 0x3D7A,
    0x3D7B, 0x3D7B, 0x3D7B, 0x3D7C, 0x3D7C, 0x3D7D, 0x3D7D, 0x3D7E, 0x3D7E, 0x3D7E, 0x3D7F, 0x3D7F,
    0x3D80, 0x3D80, 0x3D80, 0x3D80, 0x3D81, 0x3D81, 0x3D81, 0x3D81, 0x3D81, 0x3D82, 0x3D82, 0x3D82,
    0x3D82, 0x3D82, 0x3D83, 0x3D83, 0x3D83, 0x3D83, 0x3D83, 0x3D84, 0x3D84, 0x3D84, 0x3D84, 0x3D85,
    0x3D85, 0x3D85, 0x3D85, 0x3D85, 0x3D86, 0x3D86, 0x3D86, 0x3D86, 0x3D86, 0x3D87, 0x3D87, 0x3D87,
    0x3D87, 0x3D87, 0x3D88, 0x3D88, 0x3D88, 0x3D88, 0x3D88, 0x3D89, 0x3D89, 0x3D89, 0x3D89, 0x3D89,
    0x3D8A, 0x3D8A, 0x3D8A, 0x3D8A, 0x3D8A, 0x3D8B, 0x3D8B, 0x3D8B, 0x3D8B, 0x3D8B, 0x3D8C, 0x3D8C,
    0x3D8C, 0x3D8C, 0x3D8C, 0x3D8D, 0x3D8D, 0x3D8D, 0x3D8D, 0x3D8E, 0x3D8E, 0x3D8E, 0x3D8E, 0x3D8E,
    0x3D8F, 0x3D8F, 0x3D8F, 0x3D8F, 0x3D8F, 0x3D90, 0x3D90, 0x3D90, 0x3D90, 0x3D90, 0x3D91, 0x3D91,
    0x3D91, 0x3D91, 0x3D91, 0x3D92, 0x3D92, 0x3D92, 0x3D92, 0x3D92, 0x3D93, 0x3D93, 0x3D93, 0x3D93,
    0x3D93, 0x3D94, 0x3D94, 0x3D94, 0x3D94, 0x3D94, 0x3D95, 0x3D95, 0x3D95, 0x3D95, 0x3D96, 0x3D96,
    0x3D96, 0x3D96, 0x3D96, 0x3D97, 0x3D97, 0x3D97, 0x3D97, 0x3D97, 0x3D98, 0x3D98, 0x3D98, 0x3D98,
    0x3D98, 0x3D99, 0x3D99, 0x3D99, 0x3D99, 0x3D99, 0x3D9A, 0x3D9A, 0x3D9A, 0x3D9A, 0x3D9A, 0x3D9B,
    0x3D9B, 0x3D9B, 0x3D9B, 0x3D9B, 0x3D9C, 0x3D9C, 0x3D9C, 0x3D9C, 0x3D9C, 0x3D9D, 0x3D9D, 0x3D9D,
    0x3D9D, 0x3D9D, 0x3D9E, 0x3D9E, 0x3D9E, 0x3D9E, 0x3D9F, 0x3D9F, 0x3D9F, 0x3D9F, 0x3D9F, 0x3DA0,
    0x3DA0, 0x3DA0, 0x3DA0, 0x3DA0, 0x3DA1, 0x3DA1, 0x3DA1, 0x3DA1, 0x3DA1, 0x3DA2, 0x3DA2, 0x3DA2,
    0x3DA2, 0x3DA2, 0x3DA3, 0x3DA3, 0x3DA3, 0x3DA3, 0x3DA3, 0x3DA4, 0x3DA4, 0x3DA4, 0x3DA4, 0x3DA4,
    0x3DA5, 0x3DA5, 0x3DA5, 0x3DA5, 0x3DA5, 0x3DA6, 0x3DA6, 0x3DA6, 0x3DA6, 0x3DA7, 0x3DA7, 0x3DA7,
    0x3DA7, 0x3DA7, 0x3DA8, 0x3DA8, 0x3DA8, 0x3DA8, 0x3DA8, 0x3DA9, 0x3DA9, 0x3DA9, 0x3DA9, 0x3DA9,
    0x3DAA, 0x3DAA, 0x3DAA, 0x3DAA, 0x3DAA, 0x3DAB, 0x3DAB, 0x3DAB, 0x3DAB, 0x3DAB, 0x3DAC, 0x3DAC,
    0x3DAC, 0x3DAC, 0x3DAC, 0x3DAD, 0x3DAD, 0x3DAD, 0x3DAD, 0x3DAD, 0x3DAE, 0x3DAE, 0x3DAE, 0x3DAE,
    0x3DAE, 0x3DAF, 0x3DAF, 0x3DAF, 0x3DAF, 0x3DB0, 0x3DB0, 0x3DB0, 0x3DB0, 0x3DB0, 0x3DB1, 0x3DB1,
    0x3DB1, 0x3DB1, 0x3DB1, 0x3DB2, 0x3DB2, 0x3DB2, 0x3DB2, 0x3DB2, 0x3DB3, 0x3DB3, 0x3DB3, 0x3DB3,
    0x3DB3, 0x3DB4, 0x3DB4, 0x3DB4, 0x3DB4, 0x3DB4, 0x3DB5, 0x3DB5, 0x3DB5, 0x3DB5, 0x3DB5, 0x3DB6,
    0x3DB6, 0x3DB6, 0x3DB6, 0x3DB6, 0x3DB7, 0x3DB7, 0x3DB7, 0x3DB7, 0x3DB8, 0x3DB8, 0x3DB8, 0x3DB8,
    0x3DB8, 0x3DB9, 0x3DB9, 0x3DB9, 0x3DB9, 0x3DB9, 0x3DBA, 0x3DBA, 0x3DBA, 0x3DBA, 0x3DBA, 0x3DBB,
    0x3DBB, 0x3DBB, 0x3DBB, 0x3DBB, 0x3DBC, 0x3DBC, 0x3DBC, 0x3DBC, 0x3DBC, 0x3DBD, 0x3DBD, 0x3DBD,
    0x3DBD, 0x3DBD, 0x3DBE, 0x3DBE, 0x3DBE, 0x3DBE, 0x3DBE, 0x3DBF, 0x3DBF, 0x3DBF, 0x3DBF, 0x3DBF,
    0x3DC0, 0x3DC0, 0x3DC0, 0x3DC0, 0x3DC1, 0x3DC1, 0x3DC1, 0x3DC1, 0x3DC1, 0x3DC2, 0x3DC2, 0x3DC2,
    0x3DC2, 0x3DC2, 0x3DC3, 0x3DC3, 0x3DC3, 0x3DC3, 0x3DC3, 0x3DC4, 0x3DC4, 0x3DC4, 0x3DC4, 0x3DC4,
    0x3DC5, 0x3DC5, 0x3DC5, 0x3DC5, 0x3DC5, 0x3DC6, 0x3DC6, 0x3DC6, 0x3DC6, 0x3DC6, 0x3DC7, 0x3DC7,
    0x3DC7, 0x3DC7, 0x3DC7, 0x3DC8, 0x3DC8, 0x3DC8, 0x3DC8, 0x3DC8, 0x3DC9, 0x3DC9, 0x3DC9, 0x3DC9,
    0x3DCA, 0x3DCA, 0x3DCA, 0x3DCA, 0x3DCA, 0x3DCB, 0x3DCB, 0x3DCB, 0x3DCB, 0x3DCB, 0x3DCC, 0x3DCC,
    0x3DCC, 0x3DCC, 0x3DCC, 0x3DCD, 0x3DCE, 0x3DCF, 0x3DD0, 0x3DD1, 0x3DD2, 0x3DD3, 0x3DD4, 0x3DD5,
    0x3DD6, 0x3DD7, 0x3DD8, 0x3DD9, 0x3DDA, 0x3DDB, 0x3DDC, 0x3DDD, 0x3DDE, 0x3DDF, 0x3DE0, 0x3DE1,
    0x3DE2, 0x3DE3, 0x3DE4, 0x3DE5,
};

static uint16_t test_pattern_ref[] = {
    0x0,    0x3c24, 0x3c68, 0x3c8e, 0x3ca4, 0x3cb7, 0x3cc8, 0x3cd9, 0x3ce8, 0x3cf6, 0x3d01, 0x3d08,
    0x3d0e, 0x3d14, 0x3d19, 0x3d1f, 0x3d24, 0x3d29, 0x3d2e, 0x3d33, 0x3d37, 0x3d3c, 0x3d40, 0x3d45,
    0x3d48, 0x3d4d, 0x3d51, 0x3d55, 0x3d59, 0x3d5d, 0x3d61, 0x3d64, 0x3d68, 0x3d6b, 0x3d6f, 0x3d72,
    0x3d76, 0x3d79, 0x3d7c, 0x3d80, 0x3d81, 0x3d83, 0x3d85, 0x3d86, 0x3d88, 0x3d89, 0x3d8b, 0x3d8c,
    0x3d8e, 0x3d90, 0x3d91, 0x3d92, 0x3d94, 0x3d95, 0x3d97, 0x3d98, 0x3d99, 0x3d9b, 0x3d9c, 0x3d9d,
    0x3d9f, 0x3da0, 0x3da1, 0x3da2, 0x3da4, 0x3da5, 0x3da6, 0x3da8, 0x3da9, 0x3daa, 0x3dab, 0x3dad,
    0x3dae, 0x3daf, 0x3db0, 0x3db1, 0x3db3, 0x3db4, 0x3db5, 0x3db6, 0x3db7, 0x3db9, 0x3db9, 0x3dbb,
    0x3dbc, 0x3dbd, 0x3dbe, 0x3dbf, 0x3dc0, 0x3dc1, 0x3dc2, 0x3dc3, 0x3dc5, 0x3dc5, 0x3dc7, 0x3dc8,
    0x3dc8, 0x3dca, 0x3dcb, 0x3dcc, 0x3dcd, 0x3dce, 0x3dcf, 0x3dd0, 0x3dd1, 0x3dd2, 0x3dd3, 0x3dd4,
    0x3dd5, 0x3dd6, 0x3dd7, 0x3dd8, 0x3dd9, 0x3dda, 0x3ddb, 0x3ddb, 0x3ddd, 0x3dde, 0x3dde, 0x3ddf,
    0x3de1, 0x3de1, 0x3de2, 0x3de3, 0x3de4, 0x3de5, 0x3de6, 0x3de7, 0x3de8, 0x3de8, 0x3dea, 0x3deb,
    0x3deb, 0x3dec, 0x3ded, 0x3dee, 0x3def, 0x3def, 0x3df1, 0x3df2, 0x3df2, 0x3df3, 0x3df4, 0x3df5,
    0x3df6, 0x3df7, 0x3df7, 0x3df8, 0x3df9, 0x3dfa, 0x3dfb, 0x3dfb, 0x3dfc, 0x3dfd, 0x3dfe, 0x3dff,
    0x3e00, 0x3e00, 0x3e00, 0x3e01, 0x3e01, 0x3e02, 0x3e02, 0x3e03, 0x3e03, 0x3e03, 0x3e04, 0x3e04,
    0x3e05, 0x3e05, 0x3e05, 0x3e06, 0x3e06, 0x3e07, 0x3e07, 0x3e07, 0x3e08, 0x3e08, 0x3e09, 0x3e09,
    0x3e09, 0x3e0a, 0x3e0a, 0x3e0b, 0x3e0b, 0x3e0b, 0x3e0b, 0x3e0c, 0x3e0c, 0x3e0d, 0x3e0d, 0x3e0d,
    0x3e0e, 0x3e0e, 0x3e0f, 0x3e0f, 0x3e10, 0x3e10, 0x3e10, 0x3e10, 0x3e11, 0x3e11, 0x3e11, 0x3e12,
    0x3e12, 0x3e13, 0x3e13, 0x3e14, 0x3e14, 0x3e14, 0x3e14, 0x3e15, 0x3e15, 0x3e15, 0x3e16, 0x3e16,
    0x3e17, 0x3e17, 0x3e17, 0x3e17, 0x3e18, 0x3e18, 0x3e19, 0x3e19, 0x3e19, 0x3e19, 0x3e1a, 0x3e1a,
    0x3e1b, 0x3e1b, 0x3e1b, 0x3e1c, 0x3e1c, 0x3e1c, 0x3e1d, 0x3e1d, 0x3e1d, 0x3e1e, 0x3e1e, 0x3e1e,
    0x3e1f, 0x3e1f, 0x3e1f, 0x3e20, 0x3e20, 0x3e20, 0x3e21, 0x3e21, 0x3e21, 0x3e22, 0x3e22, 0x3e22,
    0x3e22, 0x3e23, 0x3e23, 0x3e24, 0x3e24, 0x3e24, 0x3e24, 0x3e25, 0x3e25, 0x3e26, 0x3e26, 0x3e26,
    0x3e26, 0x3e27, 0x3e27, 0x3e27, 0x3e28, 0x3e28, 0x3e28, 0x3e29, 0x3e29, 0x3e29, 0x3e29, 0x3e2a,
    0x3e2a, 0x3e2a, 0x3e2b, 0x3e2b, 0x3e2b, 0x3e2c, 0x3e2c, 0x3e2c, 0x3e2d, 0x3e2d, 0x3e2d, 0x3e2d,
    0x3e2e, 0x3e2e, 0x3e2f, 0x3e2f, 0x3e2f, 0x3e2f, 0x3e30, 0x3e30, 0x3e30, 0x3e30, 0x3e31, 0x3e31,
    0x3e31, 0x3e32, 0x3e32, 0x3e32, 0x3e33, 0x3e33, 0x3e33, 0x3e33, 0x3e34, 0x3e34, 0x3e34, 0x3e35,
    0x3e35, 0x3e35, 0x3e36, 0x3e36, 0x3e36, 0x3e36, 0x3e36, 0x3e37, 0x3e37, 0x3e37, 0x3e38, 0x3e38,
    0x3e39, 0x3e39, 0x3e39, 0x3e39, 0x3e39, 0x3e3a, 0x3e3a, 0x3e3b, 0x3e3b, 0x3e3b, 0x3e3b, 0x3e3b,
    0x3e3c, 0x3e3c, 0x3e3c, 0x3e3d, 0x3e3d, 0x3e3d, 0x3e3d, 0x3e3d, 0x3e3e, 0x3e3e, 0x3e3f, 0x3e3f,
    0x3e3f, 0x3e3f, 0x3e3f, 0x3e40, 0x3e40, 0x3e41, 0x3e41, 0x3e41, 0x3e41, 0x3e41, 0x3e42, 0x3e42,
    0x3e42, 0x3e43, 0x3e43, 0x3e43, 0x3e43, 0x3e44, 0x3e44, 0x3e44, 0x3e45, 0x3e45, 0x3e45, 0x3e45,
    0x3e45, 0x3e46, 0x3e46, 0x3e47, 0x3e47, 0x3e47, 0x3e47, 0x3e47, 0x3e48, 0x3e48, 0x3e48, 0x3e48,
    0x3e48, 0x3e49, 0x3e49, 0x3e4a, 0x3e4a, 0x3e4a, 0x3e4a, 0x3e4a, 0x3e4b, 0x3e4b, 0x3e4b, 0x3e4c,
    0x3e4c, 0x3e4c, 0x3e4c, 0x3e4c, 0x3e4d, 0x3e4d, 0x3e4e, 0x3e4e, 0x3e4e, 0x3e4e, 0x3e4e, 0x3e4f,
    0x3e4f, 0x3e4f, 0x3e4f, 0x3e4f, 0x3e50, 0x3e50, 0x3e51, 0x3e51, 0x3e51, 0x3e51, 0x3e51, 0x3e52,
    0x3e52, 0x3e52, 0x3e52, 0x3e52, 0x3e53, 0x3e53, 0x3e53, 0x3e54, 0x3e54, 0x3e54, 0x3e54, 0x3e55,
    0x3e55, 0x3e55, 0x3e55, 0x3e55, 0x3e56, 0x3e56, 0x3e56, 0x3e57, 0x3e57, 0x3e57, 0x3e57, 0x3e57,
    0x3e58, 0x3e58, 0x3e58, 0x3e58, 0x3e59, 0x3e59, 0x3e59, 0x3e5a, 0x3e5a, 0x3e5a, 0x3e5a, 0x3e5a,
    0x3e5b, 0x3e5b, 0x3e5b, 0x3e5b, 0x3e5b, 0x3e5c, 0x3e5c, 0x3e5d, 0x3e5d, 0x3e5d, 0x3e5d, 0x3e5d,
    0x3e5e, 0x3e5e, 0x3e5e, 0x3e5e, 0x3e5e, 0x3e5f, 0x3e5f, 0x3e5f, 0x3e5f, 0x3e5f, 0x3e60, 0x3e60,
    0x3e61, 0x3e61, 0x3e61, 0x3e61, 0x3e61, 0x3e62, 0x3e62, 0x3e62, 0x3e62, 0x3e62, 0x3e63, 0x3e63,
    0x3e63, 0x3e63, 0x3e63, 0x3e64, 0x3e64, 0x3e65, 0x3e65, 0x3e65, 0x3e65, 0x3e65, 0x3e66, 0x3e66,
    0x3e66, 0x3e66, 0x3e66, 0x3e67, 0x3e67, 0x3e67, 0x3e67, 0x3e67, 0x3e68, 0x3e68, 0x3e68, 0x3e68,
    0x3e68, 0x3e69, 0x3e69, 0x3e6a, 0x3e6a, 0x3e6a, 0x3e6a, 0x3e6a, 0x3e6b, 0x3e6b, 0x3e6b, 0x3e6b,
    0x3e6b, 0x3e6c, 0x3e6c, 0x3e6c, 0x3e6c, 0x3e6c, 0x3e6d, 0x3e6d, 0x3e6d, 0x3e6d, 0x3e6d, 0x3e6e,
    0x3e6e, 0x3e6e, 0x3e6e, 0x3e6e, 0x3e6f, 0x3e6f, 0x3e6f, 0x3e6f, 0x3e6f, 0x3e70, 0x3e70, 0x3e71,
    0x3e71, 0x3e71, 0x3e71, 0x3e71, 0x3e72, 0x3e72, 0x3e72, 0x3e72, 0x3e72, 0x3e73, 0x3e73, 0x3e73,
    0x3e73, 0x3e73, 0x3e74, 0x3e74, 0x3e74, 0x3e74, 0x3e74, 0x3e75, 0x3e75, 0x3e75, 0x3e75, 0x3e76,
    0x3e76, 0x3e76, 0x3e76, 0x3e76, 0x3e77, 0x3e77, 0x3e77, 0x3e77, 0x3e77, 0x3e78, 0x3e78, 0x3e78,
    0x3e78, 0x3e78, 0x3e79, 0x3e79, 0x3e79, 0x3e79, 0x3e79, 0x3e7a, 0x3e7a, 0x3e7a, 0x3e7a, 0x3e7a,
    0x3e7b, 0x3e7b, 0x3e7b, 0x3e7b, 0x3e7b, 0x3e7c, 0x3e7c, 0x3e7c, 0x3e7c, 0x3e7c, 0x3e7d, 0x3e7d,
    0x3e7d, 0x3e7d, 0x3e7d, 0x3e7e, 0x3e7e, 0x3e7e, 0x3e7e, 0x3e7f, 0x3e7f, 0x3e7f, 0x3e7f, 0x3e7f,
    0x3e80, 0x3e80, 0x3e80, 0x3e80, 0x3e80, 0x3e80, 0x3e80, 0x3e80, 0x3e80, 0x3e81, 0x3e81, 0x3e81,
    0x3e81, 0x3e81, 0x3e81, 0x3e81, 0x3e81, 0x3e81, 0x3e81, 0x3e82, 0x3e82, 0x3e82, 0x3e82, 0x3e82,
    0x3e82, 0x3e82, 0x3e82, 0x3e82, 0x3e83, 0x3e83, 0x3e83, 0x3e83, 0x3e83, 0x3e83, 0x3e83, 0x3e83,
    0x3e83, 0x3e83, 0x3e84, 0x3e84, 0x3e84, 0x3e84, 0x3e84, 0x3e84, 0x3e84, 0x3e84, 0x3e84, 0x3e84,
    0x3e85, 0x3e85, 0x3e85, 0x3e85, 0x3e85, 0x3e85, 0x3e85, 0x3e85, 0x3e85, 0x3e85, 0x3e86, 0x3e86,
    0x3e86, 0x3e86, 0x3e86, 0x3e86, 0x3e86, 0x3e86, 0x3e86, 0x3e87, 0x3e87, 0x3e87, 0x3e87, 0x3e87,
    0x3e87, 0x3e87, 0x3e87, 0x3e87, 0x3e87, 0x3e88, 0x3e88, 0x3e88, 0x3e88, 0x3e88, 0x3e88, 0x3e88,
    0x3e88, 0x3e88, 0x3e88, 0x3e89, 0x3e89, 0x3e89, 0x3e89, 0x3e89, 0x3e89, 0x3e89, 0x3e89, 0x3e89,
    0x3e89, 0x3e8a, 0x3e8a, 0x3e8a, 0x3e8a, 0x3e8a, 0x3e8a, 0x3e8a, 0x3e8a, 0x3e8a, 0x3e8b, 0x3e8b,
    0x3e8b, 0x3e8b, 0x3e8b, 0x3e8b, 0x3e8b, 0x3e8b, 0x3e8b, 0x3e8b, 0x3e8b, 0x3e8b, 0x3e8b, 0x3e8b,
    0x3e8b, 0x3e8c, 0x3e8c, 0x3e8c, 0x3e8c, 0x3e8c, 0x3e8c, 0x3e8c, 0x3e8c, 0x3e8c, 0x3e8c, 0x3e8d,
    0x3e8d, 0x3e8d, 0x3e8d, 0x3e8d, 0x3e8d, 0x3e8d, 0x3e8d, 0x3e8d, 0x3e8d, 0x3e8e, 0x3e8e, 0x3e8e,
    0x3e8e, 0x3e8e, 0x3e8e, 0x3e8e, 0x3e8e, 0x3e8e, 0x3e8f, 0x3e8f, 0x3e8f, 0x3e8f, 0x3e8f, 0x3e8f,
    0x3e8f, 0x3e8f, 0x3e8f, 0x3e8f, 0x3e90, 0x3e90, 0x3e90, 0x3e90, 0x3e90, 0x3e90, 0x3e90, 0x3e90,
    0x3e90, 0x3e90, 0x3e90, 0x3e90, 0x3e90, 0x3e90, 0x3e90, 0x3e91, 0x3e91, 0x3e91, 0x3e91, 0x3e91,
    0x3e91, 0x3e91, 0x3e91, 0x3e91, 0x3e91, 0x3e92, 0x3e92, 0x3e92, 0x3e92, 0x3e92, 0x3e92, 0x3e92,
    0x3e92, 0x3e92, 0x3e93, 0x3e93, 0x3e93, 0x3e93, 0x3e93, 0x3e93, 0x3e93, 0x3e93, 0x3e93, 0x3e93,
    0x3e94, 0x3e94, 0x3e94, 0x3e94, 0x3e94, 0x3e94, 0x3e94, 0x3e94, 0x3e94, 0x3e94, 0x3e94, 0x3e94,
    0x3e94, 0x3e94, 0x3e94, 0x3e95, 0x3e95, 0x3e95, 0x3e95, 0x3e95, 0x3e95, 0x3e95, 0x3e95, 0x3e95,
    0x3e95, 0x3e96, 0x3e96, 0x3e96, 0x3e96, 0x3e96, 0x3e96, 0x3e96, 0x3e96, 0x3e96, 0x3e97, 0x3e97,
    0x3e97, 0x3e97, 0x3e97, 0x3e97, 0x3e97, 0x3e97, 0x3e97, 0x3e97, 0x3e97, 0x3e97, 0x3e97, 0x3e97,
    0x3e97, 0x3e98, 0x3e98, 0x3e98, 0x3e98, 0x3e98, 0x3e98, 0x3e98, 0x3e98, 0x3e98, 0x3e98, 0x3e99,
    0x3e99, 0x3e99, 0x3e99, 0x3e99, 0x3e99, 0x3e99, 0x3e99, 0x3e99, 0x3e99, 0x3e99, 0x3e99, 0x3e99,
    0x3e99, 0x3e9a, 0x3e9a, 0x3e9a, 0x3e9a, 0x3e9a, 0x3e9a, 0x3e9a, 0x3e9a, 0x3e9a, 0x3e9a, 0x3e9b,
    0x3e9b, 0x3e9b, 0x3e9b, 0x3e9b, 0x3e9b, 0x3e9b, 0x3e9b, 0x3e9b, 0x3e9b, 0x3e9c, 0x3e9c, 0x3e9c,
    0x3e9c, 0x3e9c, 0x3e9c, 0x3e9c, 0x3e9c, 0x3e9c, 0x3e9c, 0x3e9c, 0x3e9c, 0x3e9c, 0x3e9c, 0x3e9c,
    0x3e9d, 0x3e9d, 0x3e9d, 0x3e9d, 0x3e9d, 0x3e9d, 0x3e9d, 0x3e9d, 0x3e9d, 0x3e9e, 0x3e9e, 0x3e9e,
    0x3e9e, 0x3e9e, 0x3e9e, 0x3e9e, 0x3e9e, 0x3e9e, 0x3e9e, 0x3e9e, 0x3e9e, 0x3e9e, 0x3e9e, 0x3e9e,
    0x3e9f, 0x3e9f, 0x3e9f, 0x3e9f, 0x3e9f, 0x3e9f, 0x3e9f, 0x3e9f, 0x3e9f, 0x3e9f, 0x3ea0, 0x3ea0,
    0x3ea0, 0x3ea0, 0x3ea0, 0x3ea0, 0x3ea0, 0x3ea0, 0x3ea0, 0x3ea0, 0x3ea0, 0x3ea0, 0x3ea0, 0x3ea0,
    0x3ea1, 0x3ea1, 0x3ea1, 0x3ea1, 0x3ea1, 0x3ea1, 0x3ea1, 0x3ea1, 0x3ea1, 0x3ea1, 0x3ea2, 0x3ea2,
    0x3ea2, 0x3ea2, 0x3ea2, 0x3ea2, 0x3ea2, 0x3ea3, 0x3ea3, 0x3ea4, 0x3ea4, 0x3ea4, 0x3ea5, 0x3ea5,
    0x3ea6, 0x3ea6, 0x3ea6, 0x3ea7, 0x3ea7, 0x3ea7, 0x3ea8, 0x3ea8, 0x3ea9, 0x3ea9, 0x3ea9, 0x3eaa,
    0x3eaa, 0x3eaa, 0x3eab, 0x3eab,
};

static void tl_lut_ref(uint16_t *ofmap, uint16_t *ifmap, cvk_tl_shape_t ifmap_shape) {
  for (uint32_t i = 0; i < tl_shape_size(&ifmap_shape); i++) {
    if (mode == PRE_DATA_COMPARE_FIX) {
      ofmap[i] = test_pattern_ref[i];
    } else {
      ofmap[i] = convert_fp32_bf16(pow(convert_bf16_fp32(ifmap[i]), 0.5));
    }
  }
}

static bool verify(uint16_t *ofmap_data, uint16_t *ref_data, uint16_t *ifmap,
                   uint64_t ifmap_shape_size, TEST_MODE mode) {
  uint64_t size = ifmap_shape_size;

  for (uint64_t i = 0; i < size; i++) {
    bool is_close;
    uint16_t ref;
    uint16_t ofmap_data_bf16;
    float ref_f;
    float ofmap_data_f;

    ref = ref_data[i];
    ref_f = convert_bf16_fp32(ref);
    ofmap_data_f = convert_bf16_fp32(ofmap_data[i]);
    ofmap_data_bf16 = ofmap_data[i];

    if (mode == PRE_DATA_COMPARE_FIX) {
      is_close = ofmap_data[i] == ref;
    } else {
      is_close = fabs(ref_f - ofmap_data_f) < 0.001;
    }

    if (!is_close) {
      fprintf(stderr,
              "comparing failed at ofmap_data[%lu](input:%e), got %x, exp %x, "
              "fp32: got %e exp %e\n",
              i, convert_bf16_fp32(ifmap[i]), ofmap_data_bf16, ref, ofmap_data_f, ref_f);
      exit(-1);
    }
  }

  return true;
}

static void gen_input(uint16_t *ifmap, uint64_t ifmap_shape_size) {
  if (mode == PRE_DATA_COMPARE_FIX) {
    memcpy(ifmap, &test_pattern, sizeof(test_pattern));
  } else {
    for (uint64_t i = 0; i < ifmap_shape_size; i++) {
      srand(static_cast<unsigned>(time(0)));
      std::random_device rd;
      std::mt19937 e2(rd());
      float LO = pow(2, -10);
      float HI = pow(2, 10);
      // std::uniform_real_distribution<> dist(pow(2,-62), pow(2,63));
      for (uint64_t i = 0; i < ifmap_shape_size; i++) {
        // float r3 = dist(e2);
        float r3 = LO + static_cast<float>(rand()) / (static_cast<float>(RAND_MAX / (HI - LO)));
        ifmap[i] = convert_fp32_bf16(r3);
      }
    }
  }

#ifdef DBG
  for (uint64_t i = 0; i < ifmap_shape_size; i++) {
    printf("source if[%lu] bf16 %f 0x%x, log2f is %f\n", i, convert_bf16_fp32(ifmap[i]), ifmap[i],
           floor(log2((convert_bf16_fp32(ifmap[i])))));
  }
#endif /* ifdef DBG */
}

static void testbench(CVI_RT_HANDLE *ctx, cvk_context_t *bmk, uint32_t input_n, uint32_t input_c,
                      uint32_t input_h, uint32_t input_w) {
  cvk_fmt_t fmt = CVK_FMT_BF16;

  // TODO: check more shape / align
  cvk_tl_shape_t ifmap_shape = {input_n, input_c, input_h, input_w};
  cvk_tl_shape_t ofmap_shape = ifmap_shape;
  cvk_tl_shape_t table_shape;
  cvm_table_shape(bmk, &table_shape);

  uint64_t ifmap_shape_size = tl_shape_size(&ifmap_shape);
  uint64_t ofmap_size = tl_shape_size(&ofmap_shape);
  uint64_t table_size = tl_shape_size(&table_shape);

  // prepare input data with size
  int data_type_size = bytesize_of_fmt(fmt);
  uint64_t ifmap_bytesize = ifmap_shape_size * data_type_size;
  uint64_t ofmap_bytesize = ofmap_size * data_type_size;
  uint64_t table_bytesize = table_size * data_type_size;

  uint16_t *ifmap = (uint16_t *)xmalloc(ifmap_bytesize);
  uint16_t *ref_data = (uint16_t *)xmalloc(ofmap_bytesize);
  uint16_t *table_data = (uint16_t *)xmalloc(table_bytesize);
  uint16_t *table_data_mantissa = (uint16_t *)xmalloc(table_bytesize);

  // alloc lmem
  cvk_tl_t *tl_ifmap = test_alloc_tl(bmk, ifmap_shape, fmt, /*align*/ 1);
  cvk_tl_t *tl_ofmap_bf16 = test_alloc_tl(bmk, ofmap_shape, fmt, /*align*/ 1);
  cvk_tl_t *tl_buf = test_alloc_tl(bmk, tl_ifmap->shape, fmt, /*align*/ 1);
  cvk_tl_t *cvk_tl_table_answer = test_alloc_tl(bmk, table_shape, fmt, /*align*/ 1);
  cvk_tl_t *cvk_tl_table_answer_mantissa = test_alloc_tl(bmk, table_shape, fmt, /*align*/ 1);

  // generate testbench
  gen_input(ifmap, ifmap_shape_size);
  tl_lut_ref(ref_data, ifmap, ifmap_shape);

  // prepare table
  cvm_sqrt_tbl(table_data, table_data_mantissa, &table_shape);

  // sys->lmem
  test_put_tensor_g2l_comp(ctx, bmk, tl_ifmap, (uint8_t *)ifmap);
  test_put_tensor_g2l_comp(ctx, bmk, cvk_tl_table_answer, (uint8_t *)table_data);
  test_put_tensor_g2l_comp(ctx, bmk, cvk_tl_table_answer_mantissa, (uint8_t *)table_data_mantissa);

  cvm_emit_sqrt(bmk, tl_ifmap, tl_buf, cvk_tl_table_answer, cvk_tl_table_answer_mantissa,
                tl_ofmap_bf16);

  // issue cmd
  test_submit_comp(ctx, bmk);

  // get output from lmem->sys
  uint16_t *ofmap_data = (uint16_t *)test_get_tensor_l2g_comp(ctx, bmk, tl_ofmap_bf16);

  verify(ofmap_data, ref_data, ifmap, ifmap_shape_size, mode);

  free_tl(bmk, cvk_tl_table_answer_mantissa);
  free_tl(bmk, cvk_tl_table_answer);
  free_tl(bmk, tl_buf);
  free_tl(bmk, tl_ofmap_bf16);
  free_tl(bmk, tl_ifmap);

  free(ifmap);
  free(ref_data);
  free(ofmap_data);
  free(table_data);
  free(table_data_mantissa);
}

int main() {
  CVI_RT_HANDLE ctx;
  cvk_context_t *bmk;
  int round_mode;

  round_mode = set_store_feround();

  test_init(&ctx, &bmk);

  for (int i = PRE_DATA_COMPARE_FIX; i < TEST_MODE_MAX; i++) {
    mode = static_cast<TEST_MODE>(i);
    printf("test mode %d...\n", mode);

    int input_n = 1;
    int input_c = 32;
    int input_h = 1;
    int input_w = 1;

    if (mode == PRE_DATA_COMPARE_FIX) {
      input_h = 4;
      input_w = 8;
    } else {
      input_h = input_w = 16;
    }

    testbench(&ctx, bmk, input_n, input_c, input_h, input_w);
  }

  test_exit(&ctx, bmk);
  restore_feround(round_mode);
  return 0;
}