coeff.inc

一个ti dsp平台上验证过的fft的汇编程序.供大家参考

***********************************************************
***          File Name: coeff.inc                       ***
***          FFT  N<=1024                               ***
***          Table of sin and cos coeff.                ***
***********************************************************
sinel:		.sect 	 "sinel"
			.word    0,201,402,603,804,1005,1206,1407,1608,1809,2009,2210
			.word    2411,2611,2811,3012,3212,3412,3612,3812,4011,4211,4410,4609
			.word    4808,5007,5205,5404,5602,5800,5998,6195,6393,6590,6787,6983
			.word    7180,7376,7571,7767,7962,8157,8351,8546,8740,8933,9127,9319
			.word    9512,9704,9896,10088,10279,10469,10660,10850,11039,11228,11417,11605
			.word    11793,11980,12167,12354,12540,12725,12910,13095,13279,13463,13646,13828
			.word    14010,14192,14373,14553,14733,14912,15091,15269,15447,15624,15800,15976
			.word    16151,16326,16500,16673,16846,17018,17190,17361,17531,17700,17869,18037
			.word    18205,18372,18538,18703,18868,19032,19195,19358,19520,19681,19841,20001
			.word    20160,20318,20475,20632,20788,20943,21097,21251,21403,21555,21706,21856
			.word    22006,22154,22302,22449,22595,22740,22884,23028,23170,23312,23453,23593
			.word    23732,23870,24008,24144,24279,24414,24548,24680,24812,24943,25073,25202
			.word    25330,25457,25583,25708,25833,25956,26078,26199,26320,26439,26557,26674
			.word    26791,26906,27020,27133,27246,27357,27467,27576,27684,27791,27897,28002
			.word    28106,28209,28311,28411,28511,28610,28707,28803,28899,28993,29086,29178
			.word    29269,29359,29448,29535,29622,29707,29792,29875,29957,30038,30118,30196
			.word    30274,30350,30425,30499,30572,30644,30715,30784,30853,30920,30986,31050
			.word    31114,31177,31238,31298,31357,31415,31471,31527,31581,31634,31686,31737
			.word    31786,31834,31881,31927,31972,32015,32058,32099,32138,32177,32214,32251
			.word    32286,32319,32352,32383,32413,32442,32470,32496,32522,32546,32568,32590
			.word    32610,32629,32647,32664,32679,32693,32706,32718,32729,32738,32746,32753
			.word    32758,32762,32766,32767,32768,32767,32766,32762,32758,32753,32746,32738
			.word    32729,32718,32706,32693,32679,32664,32647,32629,32610,32590,32568,32546
			.word    32522,32496,32470,32442,32413,32383,32352,32319,32286,32251,32214,32177
			.word    32138,32099,32058,32015,31972,31927,31881,31834,31786,31737,31686,31634
			.word    31581,31527,31471,31415,31357,31298,31238,31177,31114,31050,30986,30920
			.word    30853,30784,30715,30644,30572,30499,30425,30350,30274,30196,30118,30038
			.word    29957,29875,29792,29707,29622,29535,29448,29359,29269,29178,29086,28993
			.word    28899,28803,28707,28610,28511,28411,28311,28209,28106,28002,27897,27791
			.word    27684,27576,27467,27357,27246,27133,27020,26906,26791,26674,26557,26439
			.word    26320,26199,26078,25956,25833,25708,25583,25457,25330,25202,25073,24943
			.word    24812,24680,24548,24414,24279,24144,24008,23870,23732,23593,23453,23312
			.word    23170,23028,22884,22740,22595,22449,22302,22154,22006,21856,21706,21555
			.word    21403,21251,21097,20943,20788,20632,20475,20318,20160,20001,19841,19681
			.word    19520,19358,19195,19032,18868,18703,18538,18372,18205,18037,17869,17700
			.word    17531,17361,17190,17018,16846,16673,16500,16326,16151,15976,15800,15624
			.word    15447,15269,15091,14912,14733,14553,14373,14192,14010,13828,13646,13463
			.word    13279,13095,12910,12725,12540,12354,12167,11980,11793,11605,11417,11228
			.word    11039,10850,10660,10469,10279,10088,9896,9704,9512,9319,9127,8933
			.word    8740,8546,8351,8157,7962,7767,7571,7376,7180,6983,6787,6590
			.word    6393,6195,5998,5800,5602,5404,5205,5007,4808,4609,4410,4211
			.word    4011,3812,3612,3412,3212,3012,2811,2611,2411,2210,2009,1809
			.word    1608,1407,1206,1005,804,603,402,201
			
cosinel:	.word 	 32768,32767,32766,32762,32758,32753,32746,32738,32729,32718,32706,32693
            .word    32679,32664,32647,32629,32610,32590,32568,32546,32522,32496,32470,32442
            .word    32413,32383,32352,32319,32286,32251,32214,32177,32138,32099,32058,32015
            .word    31972,31927,31881,31834,31786,31737,31686,31634,31581,31527,31471,31415
            .word    31357,31298,31238,31177,31114,31050,30986,30920,30853,30784,30715,30644
            .word    30572,30499,30425,30350,30274,30196,30118,30038,29957,29875,29792,29707
            .word    29622,29535,29448,29359,29269,29178,29086,28993,28899,28803,28707,28610
            .word    28511,28411,28311,28209,28106,28002,27897,27791,27684,27576,27467,27357
            .word    27246,27133,27020,26906,26791,26674,26557,26439,26320,26199,26078,25956
            .word    25833,25708,25583,25457,25330,25202,25073,24943,24812,24680,24548,24414
            .word    24279,24144,24008,23870,23732,23593,23453,23312,23170,23028,22884,22740
            .word    22595,22449,22302,22154,22006,21856,21706,21555,21403,21251,21097,20943
            .word    20788,20632,20475,20318,20160,20001,19841,19681,19520,19358,19195,19032
            .word    18868,18703,18538,18372,18205,18037,17869,17700,17531,17361,17190,17018
            .word    16846,16673,16500,16326,16151,15976,15800,15624,15447,15269,15091,14912
            .word    14733,14553,14373,14192,14010,13828,13646,13463,13279,13095,12910,12725
            .word    12540,12354,12167,11980,11793,11605,11417,11228,11039,10850,10660,10469
            .word    10279,10088,9896, 9704, 9512, 9319, 9127, 8933, 8740, 8546, 8351, 8157
            .word    7962, 7767, 7571, 7376, 7180, 6983, 6787, 6590, 6393, 6195, 5998, 5800
            .word    5602, 5404, 5205, 5007, 4808, 4609, 4410, 4211, 4011, 3812, 3612, 3412
            .word    3212, 3012, 2811, 2611, 2411, 2210, 2009, 1809, 1608, 1407, 1206, 1005
            .word    804,  603,  402,  201,  0,    -201, -402, -603, -804, -1005,-1206,-1407
            .word    -1608,-1809,-2009,-2210,-2411,-2611,-2811,-3012,-3212,-3412,-3612,-3812
            .word    -4011,-4211,-4410,-4609,-4808,-5007,-5205,-5404,-5602,-5800,-5998,-6195
            .word    -6393,-6590,-6787,-6983,-7180,-7376,-7571,-7767,-7962,-8157,-8351,-8546
            .word    -8740,-8933,-9127,-9319,-9512,-9704,-9896,-10088,-10279,-10469,-10660,-10850
            .word    -11039,-11228,-11417,-11605,-11793,-11980,-12167,-12354,-12540,-12725,-12910,-13095
            .word    -13279,-13463,-13646,-13828,-14010,-14192,-14373,-14553,-14733,-14912,-15091,-15269
            .word    -15447,-15624,-15800,-15976,-16151,-16326,-16500,-16673,-16846,-17018,-17190,-17361
            .word    -17531,-17700,-17869,-18037,-18205,-18372,-18538,-18703,-18868,-19032,-19195,-19358
            .word    -19520,-19681,-19841,-20001,-20160,-20318,-20475,-20632,-20788,-20943,-21097,-21251
            .word    -21403,-21555,-21706,-21856,-22006,-22154,-22302,-22449,-22595,-22740,-22884,-23028
            .word    -23170,-23312,-23453,-23593,-23732,-23870,-24008,-24144,-24279,-24414,-24548,-24680
            .word    -24812,-24943,-25073,-25202,-25330,-25457,-25583,-25708,-25833,-25956,-26078,-26199
            .word    -26320,-26439,-26557,-26674,-26791,-26906,-27020,-27133,-27246,-27357,-27467,-27576
            .word    -27684,-27791,-27897,-28002,-28106,-28209,-28311,-28411,-28511,-28610,-28707,-28803
            .word    -28899,-28993,-29086,-29178,-29269,-29359,-29448,-29535,-29622,-29707,-29792,-29875
            .word    -29957,-30038,-30118,-30196,-30274,-30350,-30425,-30499,-30572,-30644,-30715,-30784
            .word    -30853,-30920,-30986,-31050,-31114,-31177,-31238,-31298,-31357,-31415,-31471,-31527
            .word    -31581,-31634,-31686,-31737,-31786,-31834,-31881,-31927,-31972,-32015,-32058,-32099
            .word    -32138,-32177,-32214,-32251,-32286,-32319,-32352,-32383,-32413,-32442,-32470,-32496
            .word    -32522,-32546,-32568,-32590,-32610,-32629,-32647,-32664,-32679,-32693,-32706,-32718
            .word    -32729,-32738,-32746,-32753,-32758,-32762,-32766,-32767
TSIZE: 		.set 	$-sinel