mirror of
https://github.com/oxen-io/session-android.git
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1214 lines
63 KiB
C
1214 lines
63 KiB
C
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/*
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* Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/modules/audio_processing/aec/aec_rdft.h"
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#include "webrtc/typedefs.h"
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static void bitrv2_128_mips(float *a) {
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// n is 128
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float xr, xi, yr, yi;
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xr = a[8];
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xi = a[9];
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yr = a[16];
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yi = a[17];
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a[8] = yr;
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a[9] = yi;
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a[16] = xr;
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a[17] = xi;
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xr = a[64];
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xi = a[65];
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yr = a[2];
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yi = a[3];
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a[64] = yr;
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a[65] = yi;
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a[2] = xr;
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a[3] = xi;
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xr = a[72];
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xi = a[73];
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yr = a[18];
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yi = a[19];
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a[72] = yr;
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a[73] = yi;
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a[18] = xr;
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a[19] = xi;
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xr = a[80];
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xi = a[81];
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yr = a[10];
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yi = a[11];
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a[80] = yr;
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a[81] = yi;
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a[10] = xr;
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a[11] = xi;
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xr = a[88];
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xi = a[89];
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yr = a[26];
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yi = a[27];
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a[88] = yr;
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a[89] = yi;
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a[26] = xr;
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a[27] = xi;
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xr = a[74];
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xi = a[75];
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yr = a[82];
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yi = a[83];
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a[74] = yr;
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a[75] = yi;
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a[82] = xr;
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a[83] = xi;
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xr = a[32];
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xi = a[33];
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yr = a[4];
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yi = a[5];
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a[32] = yr;
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a[33] = yi;
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a[4] = xr;
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a[5] = xi;
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xr = a[40];
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xi = a[41];
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yr = a[20];
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yi = a[21];
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a[40] = yr;
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a[41] = yi;
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a[20] = xr;
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a[21] = xi;
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xr = a[48];
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xi = a[49];
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yr = a[12];
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yi = a[13];
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a[48] = yr;
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a[49] = yi;
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a[12] = xr;
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a[13] = xi;
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xr = a[56];
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xi = a[57];
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yr = a[28];
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yi = a[29];
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a[56] = yr;
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a[57] = yi;
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a[28] = xr;
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a[29] = xi;
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xr = a[34];
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xi = a[35];
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yr = a[68];
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yi = a[69];
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a[34] = yr;
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a[35] = yi;
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a[68] = xr;
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a[69] = xi;
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xr = a[42];
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xi = a[43];
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yr = a[84];
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yi = a[85];
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a[42] = yr;
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a[43] = yi;
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a[84] = xr;
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a[85] = xi;
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xr = a[50];
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xi = a[51];
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yr = a[76];
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yi = a[77];
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a[50] = yr;
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a[51] = yi;
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a[76] = xr;
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a[77] = xi;
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xr = a[58];
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xi = a[59];
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yr = a[92];
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yi = a[93];
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a[58] = yr;
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a[59] = yi;
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a[92] = xr;
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a[93] = xi;
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xr = a[44];
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xi = a[45];
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yr = a[52];
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yi = a[53];
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a[44] = yr;
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a[45] = yi;
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a[52] = xr;
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a[53] = xi;
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xr = a[96];
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xi = a[97];
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yr = a[6];
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yi = a[7];
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a[96] = yr;
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a[97] = yi;
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a[6] = xr;
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a[7] = xi;
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xr = a[104];
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xi = a[105];
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yr = a[22];
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yi = a[23];
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a[104] = yr;
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a[105] = yi;
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a[22] = xr;
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a[23] = xi;
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xr = a[112];
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xi = a[113];
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yr = a[14];
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yi = a[15];
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a[112] = yr;
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a[113] = yi;
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a[14] = xr;
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a[15] = xi;
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xr = a[120];
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xi = a[121];
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yr = a[30];
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yi = a[31];
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a[120] = yr;
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a[121] = yi;
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a[30] = xr;
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a[31] = xi;
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xr = a[98];
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xi = a[99];
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yr = a[70];
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yi = a[71];
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a[98] = yr;
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a[99] = yi;
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a[70] = xr;
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a[71] = xi;
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xr = a[106];
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xi = a[107];
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yr = a[86];
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yi = a[87];
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a[106] = yr;
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a[107] = yi;
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a[86] = xr;
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a[87] = xi;
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xr = a[114];
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xi = a[115];
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yr = a[78];
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yi = a[79];
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a[114] = yr;
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a[115] = yi;
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a[78] = xr;
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a[79] = xi;
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xr = a[122];
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xi = a[123];
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yr = a[94];
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yi = a[95];
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a[122] = yr;
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a[123] = yi;
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a[94] = xr;
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a[95] = xi;
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xr = a[100];
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xi = a[101];
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yr = a[38];
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yi = a[39];
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a[100] = yr;
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a[101] = yi;
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a[38] = xr;
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a[39] = xi;
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xr = a[108];
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xi = a[109];
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yr = a[54];
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yi = a[55];
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a[108] = yr;
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a[109] = yi;
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a[54] = xr;
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a[55] = xi;
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xr = a[116];
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xi = a[117];
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yr = a[46];
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yi = a[47];
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a[116] = yr;
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a[117] = yi;
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a[46] = xr;
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a[47] = xi;
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xr = a[124];
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xi = a[125];
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yr = a[62];
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yi = a[63];
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a[124] = yr;
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a[125] = yi;
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a[62] = xr;
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a[63] = xi;
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xr = a[110];
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xi = a[111];
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yr = a[118];
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yi = a[119];
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a[110] = yr;
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a[111] = yi;
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a[118] = xr;
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a[119] = xi;
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}
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static void cft1st_128_mips(float *a) {
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float wk1r, wk1i, wk2r, wk2i, wk3r, wk3i;
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float x0r, x0i, x1r, x1i, x2r, x2i, x3r, x3i;
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float f0, f1, f2, f3, f4, f5, f6, f7;
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int a_ptr, p1_rdft, p2_rdft, count;
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__asm __volatile (
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".set push \n\t"
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".set noreorder \n\t"
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// first 16
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"lwc1 %[f0], 0(%[a]) \n\t"
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"lwc1 %[f1], 4(%[a]) \n\t"
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"lwc1 %[f2], 8(%[a]) \n\t"
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"lwc1 %[f3], 12(%[a]) \n\t"
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"lwc1 %[f4], 16(%[a]) \n\t"
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"lwc1 %[f5], 20(%[a]) \n\t"
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"lwc1 %[f6], 24(%[a]) \n\t"
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"lwc1 %[f7], 28(%[a]) \n\t"
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"add.s %[x0r], %[f0], %[f2] \n\t"
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"add.s %[x0i], %[f1], %[f3] \n\t"
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"sub.s %[x1r], %[f0], %[f2] \n\t"
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"add.s %[x2r], %[f4], %[f6] \n\t"
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"add.s %[x2i], %[f5], %[f7] \n\t"
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"sub.s %[x1i], %[f1], %[f3] \n\t"
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"sub.s %[x3r], %[f4], %[f6] \n\t"
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"sub.s %[x3i], %[f5], %[f7] \n\t"
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"add.s %[f0], %[x0r], %[x2r] \n\t"
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"add.s %[f1], %[x0i], %[x2i] \n\t"
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"sub.s %[f4], %[x0r], %[x2r] \n\t"
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"sub.s %[f5], %[x0i], %[x2i] \n\t"
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"sub.s %[f2], %[x1r], %[x3i] \n\t"
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"add.s %[f3], %[x1i], %[x3r] \n\t"
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"add.s %[f6], %[x1r], %[x3i] \n\t"
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"sub.s %[f7], %[x1i], %[x3r] \n\t"
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"swc1 %[f0], 0(%[a]) \n\t"
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"swc1 %[f1], 4(%[a]) \n\t"
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"swc1 %[f2], 8(%[a]) \n\t"
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"swc1 %[f3], 12(%[a]) \n\t"
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"swc1 %[f4], 16(%[a]) \n\t"
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"swc1 %[f5], 20(%[a]) \n\t"
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"swc1 %[f6], 24(%[a]) \n\t"
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"swc1 %[f7], 28(%[a]) \n\t"
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"lwc1 %[f0], 32(%[a]) \n\t"
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"lwc1 %[f1], 36(%[a]) \n\t"
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"lwc1 %[f2], 40(%[a]) \n\t"
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"lwc1 %[f3], 44(%[a]) \n\t"
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"lwc1 %[f4], 48(%[a]) \n\t"
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"lwc1 %[f5], 52(%[a]) \n\t"
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"lwc1 %[f6], 56(%[a]) \n\t"
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"lwc1 %[f7], 60(%[a]) \n\t"
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"add.s %[x0r], %[f0], %[f2] \n\t"
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"add.s %[x0i], %[f1], %[f3] \n\t"
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"sub.s %[x1r], %[f0], %[f2] \n\t"
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"sub.s %[x1i], %[f1], %[f3] \n\t"
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"sub.s %[x3r], %[f4], %[f6] \n\t"
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"sub.s %[x3i], %[f5], %[f7] \n\t"
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"add.s %[x2r], %[f4], %[f6] \n\t"
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"add.s %[x2i], %[f5], %[f7] \n\t"
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"lwc1 %[wk2r], 8(%[rdft_w]) \n\t"
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"add.s %[f3], %[x1i], %[x3r] \n\t"
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"sub.s %[f2], %[x1r], %[x3i] \n\t"
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"add.s %[f6], %[x3i], %[x1r] \n\t"
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"sub.s %[f7], %[x3r], %[x1i] \n\t"
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"add.s %[f0], %[x0r], %[x2r] \n\t"
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"add.s %[f1], %[x0i], %[x2i] \n\t"
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"sub.s %[x1r], %[f2], %[f3] \n\t"
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"add.s %[x1i], %[f3], %[f2] \n\t"
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"sub.s %[x3r], %[f7], %[f6] \n\t"
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"add.s %[x3i], %[f7], %[f6] \n\t"
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"sub.s %[f4], %[x0r], %[x2r] \n\t"
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"mul.s %[f2], %[wk2r], %[x1r] \n\t"
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"mul.s %[f3], %[wk2r], %[x1i] \n\t"
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"mul.s %[f6], %[wk2r], %[x3r] \n\t"
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"mul.s %[f7], %[wk2r], %[x3i] \n\t"
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|
|
"sub.s %[f5], %[x2i], %[x0i] \n\t"
|
||
|
|
"swc1 %[f0], 32(%[a]) \n\t"
|
||
|
|
"swc1 %[f1], 36(%[a]) \n\t"
|
||
|
|
"swc1 %[f2], 40(%[a]) \n\t"
|
||
|
|
"swc1 %[f3], 44(%[a]) \n\t"
|
||
|
|
"swc1 %[f5], 48(%[a]) \n\t"
|
||
|
|
"swc1 %[f4], 52(%[a]) \n\t"
|
||
|
|
"swc1 %[f6], 56(%[a]) \n\t"
|
||
|
|
"swc1 %[f7], 60(%[a]) \n\t"
|
||
|
|
// prepare for loop
|
||
|
|
"addiu %[a_ptr], %[a], 64 \n\t"
|
||
|
|
"addiu %[p1_rdft], %[rdft_w], 8 \n\t"
|
||
|
|
"addiu %[p2_rdft], %[rdft_w], 16 \n\t"
|
||
|
|
"addiu %[count], $zero, 7 \n\t"
|
||
|
|
// loop
|
||
|
|
"1: \n\t"
|
||
|
|
"lwc1 %[f0], 0(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f1], 4(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f2], 8(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f3], 12(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f4], 16(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f5], 20(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f6], 24(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f7], 28(%[a_ptr]) \n\t"
|
||
|
|
"add.s %[x0r], %[f0], %[f2] \n\t"
|
||
|
|
"add.s %[x2r], %[f4], %[f6] \n\t"
|
||
|
|
"add.s %[x0i], %[f1], %[f3] \n\t"
|
||
|
|
"add.s %[x2i], %[f5], %[f7] \n\t"
|
||
|
|
"sub.s %[x1r], %[f0], %[f2] \n\t"
|
||
|
|
"sub.s %[x1i], %[f1], %[f3] \n\t"
|
||
|
|
"sub.s %[x3r], %[f4], %[f6] \n\t"
|
||
|
|
"sub.s %[x3i], %[f5], %[f7] \n\t"
|
||
|
|
"lwc1 %[wk2i], 4(%[p1_rdft]) \n\t"
|
||
|
|
"sub.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"sub.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"add.s %[f2], %[x1i], %[x3r] \n\t"
|
||
|
|
"sub.s %[f3], %[x1r], %[x3i] \n\t"
|
||
|
|
"lwc1 %[wk1r], 0(%[p2_rdft]) \n\t"
|
||
|
|
"add.s %[f4], %[x1r], %[x3i] \n\t"
|
||
|
|
"sub.s %[f5], %[x1i], %[x3r] \n\t"
|
||
|
|
"lwc1 %[wk3r], 8(%[first]) \n\t"
|
||
|
|
"mul.s %[x3r], %[wk2r], %[f0] \n\t"
|
||
|
|
"mul.s %[x3i], %[wk2r], %[f1] \n\t"
|
||
|
|
"mul.s %[x1r], %[wk1r], %[f3] \n\t"
|
||
|
|
"mul.s %[x1i], %[wk1r], %[f2] \n\t"
|
||
|
|
"lwc1 %[wk1i], 4(%[p2_rdft]) \n\t"
|
||
|
|
"mul.s %[f6], %[wk3r], %[f4] \n\t"
|
||
|
|
"mul.s %[f7], %[wk3r], %[f5] \n\t"
|
||
|
|
"lwc1 %[wk3i], 12(%[first]) \n\t"
|
||
|
|
#if !defined(MIPS32_R2_LE)
|
||
|
|
"mul.s %[wk1r], %[wk2i], %[f1] \n\t"
|
||
|
|
"mul.s %[f0], %[wk2i], %[f0] \n\t"
|
||
|
|
"sub.s %[x3r], %[x3r], %[wk1r] \n\t"
|
||
|
|
"add.s %[x3i], %[x3i], %[f0] \n\t"
|
||
|
|
"add.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"add.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"mul.s %[x0r], %[wk1i], %[f2] \n\t"
|
||
|
|
"mul.s %[f3], %[wk1i], %[f3] \n\t"
|
||
|
|
"mul.s %[x2r], %[wk3i], %[f5] \n\t"
|
||
|
|
"mul.s %[f4], %[wk3i], %[f4] \n\t"
|
||
|
|
"sub.s %[x1r], %[x1r], %[x0r] \n\t"
|
||
|
|
"add.s %[x1i], %[x1i], %[f3] \n\t"
|
||
|
|
"sub.s %[f6], %[f6], %[x2r] \n\t"
|
||
|
|
"add.s %[f7], %[f7], %[f4] \n\t"
|
||
|
|
#else // #if !defined(MIPS32_R2_LE)
|
||
|
|
"nmsub.s %[x3r], %[x3r], %[wk2i], %[f1] \n\t"
|
||
|
|
"madd.s %[x3i], %[x3i], %[wk2i], %[f0] \n\t"
|
||
|
|
"add.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"add.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"nmsub.s %[x1r], %[x1r], %[wk1i], %[f2] \n\t"
|
||
|
|
"madd.s %[x1i], %[x1i], %[wk1i], %[f3] \n\t"
|
||
|
|
"nmsub.s %[f6], %[f6], %[wk3i], %[f5] \n\t"
|
||
|
|
"madd.s %[f7], %[f7], %[wk3i], %[f4] \n\t"
|
||
|
|
#endif // #if !defined(MIPS32_R2_LE)
|
||
|
|
"swc1 %[f0], 0(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[f1], 4(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[x1r], 8(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[x1i], 12(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[x3r], 16(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[x3i], 20(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[f6], 24(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[f7], 28(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f0], 32(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f1], 36(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f2], 40(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f3], 44(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f4], 48(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f5], 52(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f6], 56(%[a_ptr]) \n\t"
|
||
|
|
"lwc1 %[f7], 60(%[a_ptr]) \n\t"
|
||
|
|
"add.s %[x0r], %[f0], %[f2] \n\t"
|
||
|
|
"add.s %[x2r], %[f4], %[f6] \n\t"
|
||
|
|
"add.s %[x0i], %[f1], %[f3] \n\t"
|
||
|
|
"add.s %[x2i], %[f5], %[f7] \n\t"
|
||
|
|
"sub.s %[x1r], %[f0], %[f2] \n\t"
|
||
|
|
"sub.s %[x1i], %[f1], %[f3] \n\t"
|
||
|
|
"sub.s %[x3r], %[f4], %[f6] \n\t"
|
||
|
|
"sub.s %[x3i], %[f5], %[f7] \n\t"
|
||
|
|
"lwc1 %[wk1r], 8(%[p2_rdft]) \n\t"
|
||
|
|
"sub.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"sub.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"add.s %[f2], %[x1i], %[x3r] \n\t"
|
||
|
|
"sub.s %[f3], %[x1r], %[x3i] \n\t"
|
||
|
|
"add.s %[f4], %[x1r], %[x3i] \n\t"
|
||
|
|
"sub.s %[f5], %[x1i], %[x3r] \n\t"
|
||
|
|
"lwc1 %[wk3r], 8(%[second]) \n\t"
|
||
|
|
"mul.s %[x3r], %[wk2i], %[f0] \n\t"
|
||
|
|
"mul.s %[x3i], %[wk2i], %[f1] \n\t"
|
||
|
|
"mul.s %[x1r], %[wk1r], %[f3] \n\t"
|
||
|
|
"mul.s %[x1i], %[wk1r], %[f2] \n\t"
|
||
|
|
"mul.s %[f6], %[wk3r], %[f4] \n\t"
|
||
|
|
"mul.s %[f7], %[wk3r], %[f5] \n\t"
|
||
|
|
"lwc1 %[wk1i], 12(%[p2_rdft]) \n\t"
|
||
|
|
"lwc1 %[wk3i], 12(%[second]) \n\t"
|
||
|
|
#if !defined(MIPS32_R2_LE)
|
||
|
|
"mul.s %[wk1r], %[wk2r], %[f1] \n\t"
|
||
|
|
"mul.s %[f0], %[wk2r], %[f0] \n\t"
|
||
|
|
"add.s %[x3r], %[x3r], %[wk1r] \n\t"
|
||
|
|
"neg.s %[x3r], %[x3r] \n\t"
|
||
|
|
"sub.s %[x3i], %[f0], %[x3i] \n\t"
|
||
|
|
"add.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"add.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"mul.s %[x0r], %[wk1i], %[f2] \n\t"
|
||
|
|
"mul.s %[f3], %[wk1i], %[f3] \n\t"
|
||
|
|
"mul.s %[x2r], %[wk3i], %[f5] \n\t"
|
||
|
|
"mul.s %[f4], %[wk3i], %[f4] \n\t"
|
||
|
|
"sub.s %[x1r], %[x1r], %[x0r] \n\t"
|
||
|
|
"add.s %[x1i], %[x1i], %[f3] \n\t"
|
||
|
|
"sub.s %[f6], %[f6], %[x2r] \n\t"
|
||
|
|
"add.s %[f7], %[f7], %[f4] \n\t"
|
||
|
|
#else // #if !defined(MIPS32_R2_LE)
|
||
|
|
"nmadd.s %[x3r], %[x3r], %[wk2r], %[f1] \n\t"
|
||
|
|
"msub.s %[x3i], %[x3i], %[wk2r], %[f0] \n\t"
|
||
|
|
"add.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"add.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"nmsub.s %[x1r], %[x1r], %[wk1i], %[f2] \n\t"
|
||
|
|
"madd.s %[x1i], %[x1i], %[wk1i], %[f3] \n\t"
|
||
|
|
"nmsub.s %[f6], %[f6], %[wk3i], %[f5] \n\t"
|
||
|
|
"madd.s %[f7], %[f7], %[wk3i], %[f4] \n\t"
|
||
|
|
#endif // #if !defined(MIPS32_R2_LE)
|
||
|
|
"addiu %[count], %[count], -1 \n\t"
|
||
|
|
"lwc1 %[wk2r], 8(%[p1_rdft]) \n\t"
|
||
|
|
"addiu %[a_ptr], %[a_ptr], 64 \n\t"
|
||
|
|
"addiu %[p1_rdft], %[p1_rdft], 8 \n\t"
|
||
|
|
"addiu %[p2_rdft], %[p2_rdft], 16 \n\t"
|
||
|
|
"addiu %[first], %[first], 8 \n\t"
|
||
|
|
"swc1 %[f0], -32(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[f1], -28(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[x1r], -24(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[x1i], -20(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[x3r], -16(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[x3i], -12(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[f6], -8(%[a_ptr]) \n\t"
|
||
|
|
"swc1 %[f7], -4(%[a_ptr]) \n\t"
|
||
|
|
"bgtz %[count], 1b \n\t"
|
||
|
|
" addiu %[second], %[second], 8 \n\t"
|
||
|
|
".set pop \n\t"
|
||
|
|
: [f0] "=&f" (f0), [f1] "=&f" (f1), [f2] "=&f" (f2), [f3] "=&f" (f3),
|
||
|
|
[f4] "=&f" (f4), [f5] "=&f" (f5), [f6] "=&f" (f6), [f7] "=&f" (f7),
|
||
|
|
[x0r] "=&f" (x0r), [x0i] "=&f" (x0i), [x1r] "=&f" (x1r),
|
||
|
|
[x1i] "=&f" (x1i), [x2r] "=&f" (x2r), [x2i] "=&f" (x2i),
|
||
|
|
[x3r] "=&f" (x3r), [x3i] "=&f" (x3i), [wk1r] "=&f" (wk1r),
|
||
|
|
[wk1i] "=&f" (wk1i), [wk2r] "=&f" (wk2r), [wk2i] "=&f" (wk2i),
|
||
|
|
[wk3r] "=&f" (wk3r), [wk3i] "=&f" (wk3i), [a_ptr] "=&r" (a_ptr),
|
||
|
|
[p1_rdft] "=&r" (p1_rdft), [p2_rdft] "=&r" (p2_rdft),
|
||
|
|
[count] "=&r" (count)
|
||
|
|
: [a] "r" (a), [rdft_w] "r" (rdft_w), [first] "r" (rdft_wk3ri_first),
|
||
|
|
[second] "r" (rdft_wk3ri_second)
|
||
|
|
: "memory"
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void cftmdl_128_mips(float *a) {
|
||
|
|
float wk1r, wk1i, wk2r, wk2i, wk3r, wk3i;
|
||
|
|
float x0r, x0i, x1r, x1i, x2r, x2i, x3r, x3i;
|
||
|
|
float f0, f1, f2, f3, f4, f5, f6, f7;
|
||
|
|
int tmp_a, count;
|
||
|
|
|
||
|
|
__asm __volatile (
|
||
|
|
".set push \n\t"
|
||
|
|
".set noreorder \n\t"
|
||
|
|
"addiu %[tmp_a], %[a], 0 \n\t"
|
||
|
|
"addiu %[count], $zero, 4 \n\t"
|
||
|
|
"1: \n\t"
|
||
|
|
"addiu %[count], %[count], -1 \n\t"
|
||
|
|
"lwc1 %[f0], 0(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f1], 4(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f2], 32(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f3], 36(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f4], 64(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f5], 68(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f6], 96(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f7], 100(%[tmp_a]) \n\t"
|
||
|
|
"add.s %[x0r], %[f0], %[f2] \n\t"
|
||
|
|
"add.s %[x0i], %[f1], %[f3] \n\t"
|
||
|
|
"add.s %[x2r], %[f4], %[f6] \n\t"
|
||
|
|
"add.s %[x2i], %[f5], %[f7] \n\t"
|
||
|
|
"sub.s %[x1r], %[f0], %[f2] \n\t"
|
||
|
|
"sub.s %[x1i], %[f1], %[f3] \n\t"
|
||
|
|
"sub.s %[x3r], %[f4], %[f6] \n\t"
|
||
|
|
"sub.s %[x3i], %[f5], %[f7] \n\t"
|
||
|
|
"add.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"add.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"sub.s %[f4], %[x0r], %[x2r] \n\t"
|
||
|
|
"sub.s %[f5], %[x0i], %[x2i] \n\t"
|
||
|
|
"sub.s %[f2], %[x1r], %[x3i] \n\t"
|
||
|
|
"add.s %[f3], %[x1i], %[x3r] \n\t"
|
||
|
|
"add.s %[f6], %[x1r], %[x3i] \n\t"
|
||
|
|
"sub.s %[f7], %[x1i], %[x3r] \n\t"
|
||
|
|
"swc1 %[f0], 0(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f1], 4(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f2], 32(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f3], 36(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f4], 64(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f5], 68(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f6], 96(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f7], 100(%[tmp_a]) \n\t"
|
||
|
|
"bgtz %[count], 1b \n\t"
|
||
|
|
" addiu %[tmp_a], %[tmp_a], 8 \n\t"
|
||
|
|
".set pop \n\t"
|
||
|
|
: [f0] "=&f" (f0), [f1] "=&f" (f1), [f2] "=&f" (f2), [f3] "=&f" (f3),
|
||
|
|
[f4] "=&f" (f4), [f5] "=&f" (f5), [f6] "=&f" (f6), [f7] "=&f" (f7),
|
||
|
|
[x0r] "=&f" (x0r), [x0i] "=&f" (x0i), [x1r] "=&f" (x1r),
|
||
|
|
[x1i] "=&f" (x1i), [x2r] "=&f" (x2r), [x2i] "=&f" (x2i),
|
||
|
|
[x3r] "=&f" (x3r), [x3i] "=&f" (x3i), [tmp_a] "=&r" (tmp_a),
|
||
|
|
[count] "=&r" (count)
|
||
|
|
: [a] "r" (a)
|
||
|
|
: "memory"
|
||
|
|
);
|
||
|
|
wk2r = rdft_w[2];
|
||
|
|
__asm __volatile (
|
||
|
|
".set push \n\t"
|
||
|
|
".set noreorder \n\t"
|
||
|
|
"addiu %[tmp_a], %[a], 128 \n\t"
|
||
|
|
"addiu %[count], $zero, 4 \n\t"
|
||
|
|
"1: \n\t"
|
||
|
|
"addiu %[count], %[count], -1 \n\t"
|
||
|
|
"lwc1 %[f0], 0(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f1], 4(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f2], 32(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f3], 36(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f4], 64(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f5], 68(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f6], 96(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f7], 100(%[tmp_a]) \n\t"
|
||
|
|
"sub.s %[x1r], %[f0], %[f2] \n\t"
|
||
|
|
"sub.s %[x1i], %[f1], %[f3] \n\t"
|
||
|
|
"sub.s %[x3r], %[f4], %[f6] \n\t"
|
||
|
|
"sub.s %[x3i], %[f5], %[f7] \n\t"
|
||
|
|
"add.s %[x0r], %[f0], %[f2] \n\t"
|
||
|
|
"add.s %[x0i], %[f1], %[f3] \n\t"
|
||
|
|
"add.s %[x2r], %[f4], %[f6] \n\t"
|
||
|
|
"add.s %[x2i], %[f5], %[f7] \n\t"
|
||
|
|
"sub.s %[f0], %[x1r], %[x3i] \n\t"
|
||
|
|
"add.s %[f1], %[x1i], %[x3r] \n\t"
|
||
|
|
"sub.s %[f2], %[x3r], %[x1i] \n\t"
|
||
|
|
"add.s %[f3], %[x3i], %[x1r] \n\t"
|
||
|
|
"add.s %[f4], %[x0r], %[x2r] \n\t"
|
||
|
|
"add.s %[f5], %[x0i], %[x2i] \n\t"
|
||
|
|
"sub.s %[f6], %[f0], %[f1] \n\t"
|
||
|
|
"add.s %[f0], %[f0], %[f1] \n\t"
|
||
|
|
"sub.s %[f7], %[f2], %[f3] \n\t"
|
||
|
|
"add.s %[f2], %[f2], %[f3] \n\t"
|
||
|
|
"sub.s %[f1], %[x2i], %[x0i] \n\t"
|
||
|
|
"mul.s %[f6], %[f6], %[wk2r] \n\t"
|
||
|
|
"mul.s %[f0], %[f0], %[wk2r] \n\t"
|
||
|
|
"sub.s %[f3], %[x0r], %[x2r] \n\t"
|
||
|
|
"mul.s %[f7], %[f7], %[wk2r] \n\t"
|
||
|
|
"mul.s %[f2], %[f2], %[wk2r] \n\t"
|
||
|
|
"swc1 %[f4], 0(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f5], 4(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f6], 32(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f0], 36(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f1], 64(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f3], 68(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f7], 96(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f2], 100(%[tmp_a]) \n\t"
|
||
|
|
"bgtz %[count], 1b \n\t"
|
||
|
|
" addiu %[tmp_a], %[tmp_a], 8 \n\t"
|
||
|
|
".set pop \n\t"
|
||
|
|
: [f0] "=&f" (f0), [f1] "=&f" (f1), [f2] "=&f" (f2), [f3] "=&f" (f3),
|
||
|
|
[f4] "=&f" (f4), [f5] "=&f" (f5), [f6] "=&f" (f6), [f7] "=&f" (f7),
|
||
|
|
[x0r] "=&f" (x0r), [x0i] "=&f" (x0i), [x1r] "=&f" (x1r),
|
||
|
|
[x1i] "=&f" (x1i), [x2r] "=&f" (x2r), [x2i] "=&f" (x2i),
|
||
|
|
[x3r] "=&f" (x3r), [x3i] "=&f" (x3i), [tmp_a] "=&r" (tmp_a),
|
||
|
|
[count] "=&r" (count)
|
||
|
|
: [a] "r" (a), [wk2r] "f" (wk2r)
|
||
|
|
: "memory"
|
||
|
|
);
|
||
|
|
wk2i = rdft_w[3];
|
||
|
|
wk1r = rdft_w[4];
|
||
|
|
wk1i = rdft_w[5];
|
||
|
|
wk3r = rdft_wk3ri_first[2];
|
||
|
|
wk3i = rdft_wk3ri_first[3];
|
||
|
|
|
||
|
|
__asm __volatile (
|
||
|
|
".set push \n\t"
|
||
|
|
".set noreorder \n\t"
|
||
|
|
"addiu %[tmp_a], %[a], 256 \n\t"
|
||
|
|
"addiu %[count], $zero, 4 \n\t"
|
||
|
|
"1: \n\t"
|
||
|
|
"addiu %[count], %[count], -1 \n\t"
|
||
|
|
"lwc1 %[f0], 0(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f1], 4(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f2], 32(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f3], 36(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f4], 64(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f5], 68(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f6], 96(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f7], 100(%[tmp_a]) \n\t"
|
||
|
|
"add.s %[x0r], %[f0], %[f2] \n\t"
|
||
|
|
"add.s %[x2r], %[f4], %[f6] \n\t"
|
||
|
|
"add.s %[x0i], %[f1], %[f3] \n\t"
|
||
|
|
"add.s %[x2i], %[f5], %[f7] \n\t"
|
||
|
|
"sub.s %[x1r], %[f0], %[f2] \n\t"
|
||
|
|
"sub.s %[x1i], %[f1], %[f3] \n\t"
|
||
|
|
"sub.s %[x3r], %[f4], %[f6] \n\t"
|
||
|
|
"sub.s %[x3i], %[f5], %[f7] \n\t"
|
||
|
|
"sub.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"sub.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"add.s %[f2], %[x1i], %[x3r] \n\t"
|
||
|
|
"sub.s %[f3], %[x1r], %[x3i] \n\t"
|
||
|
|
"add.s %[f4], %[x1r], %[x3i] \n\t"
|
||
|
|
"sub.s %[f5], %[x1i], %[x3r] \n\t"
|
||
|
|
"mul.s %[x3r], %[wk2r], %[f0] \n\t"
|
||
|
|
"mul.s %[x3i], %[wk2r], %[f1] \n\t"
|
||
|
|
"mul.s %[x1r], %[wk1r], %[f3] \n\t"
|
||
|
|
"mul.s %[x1i], %[wk1r], %[f2] \n\t"
|
||
|
|
"mul.s %[f6], %[wk3r], %[f4] \n\t"
|
||
|
|
"mul.s %[f7], %[wk3r], %[f5] \n\t"
|
||
|
|
#if !defined(MIPS32_R2_LE)
|
||
|
|
"mul.s %[f1], %[wk2i], %[f1] \n\t"
|
||
|
|
"mul.s %[f0], %[wk2i], %[f0] \n\t"
|
||
|
|
"sub.s %[x3r], %[x3r], %[f1] \n\t"
|
||
|
|
"add.s %[x3i], %[x3i], %[f0] \n\t"
|
||
|
|
"add.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"add.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"mul.s %[f2], %[wk1i], %[f2] \n\t"
|
||
|
|
"mul.s %[f3], %[wk1i], %[f3] \n\t"
|
||
|
|
"mul.s %[f5], %[wk3i], %[f5] \n\t"
|
||
|
|
"mul.s %[f4], %[wk3i], %[f4] \n\t"
|
||
|
|
"sub.s %[x1r], %[x1r], %[f2] \n\t"
|
||
|
|
"add.s %[x1i], %[x1i], %[f3] \n\t"
|
||
|
|
"sub.s %[f6], %[f6], %[f5] \n\t"
|
||
|
|
"add.s %[f7], %[f7], %[f4] \n\t"
|
||
|
|
#else // #if !defined(MIPS32_R2_LE)
|
||
|
|
"nmsub.s %[x3r], %[x3r], %[wk2i], %[f1] \n\t"
|
||
|
|
"madd.s %[x3i], %[x3i], %[wk2i], %[f0] \n\t"
|
||
|
|
"add.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"add.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"nmsub.s %[x1r], %[x1r], %[wk1i], %[f2] \n\t"
|
||
|
|
"madd.s %[x1i], %[x1i], %[wk1i], %[f3] \n\t"
|
||
|
|
"nmsub.s %[f6], %[f6], %[wk3i], %[f5] \n\t"
|
||
|
|
"madd.s %[f7], %[f7], %[wk3i], %[f4] \n\t"
|
||
|
|
#endif // #if !defined(MIPS32_R2_LE)
|
||
|
|
"swc1 %[f0], 0(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f1], 4(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[x1r], 32(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[x1i], 36(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[x3r], 64(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[x3i], 68(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f6], 96(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f7], 100(%[tmp_a]) \n\t"
|
||
|
|
"bgtz %[count], 1b \n\t"
|
||
|
|
" addiu %[tmp_a], %[tmp_a], 8 \n\t"
|
||
|
|
".set pop \n\t"
|
||
|
|
: [f0] "=&f" (f0), [f1] "=&f" (f1), [f2] "=&f" (f2), [f3] "=&f" (f3),
|
||
|
|
[f4] "=&f" (f4), [f5] "=&f" (f5), [f6] "=&f" (f6), [f7] "=&f" (f7),
|
||
|
|
[x0r] "=&f" (x0r), [x0i] "=&f" (x0i), [x1r] "=&f" (x1r),
|
||
|
|
[x1i] "=&f" (x1i), [x2r] "=&f" (x2r), [x2i] "=&f" (x2i),
|
||
|
|
[x3r] "=&f" (x3r), [x3i] "=&f" (x3i), [tmp_a] "=&r" (tmp_a),
|
||
|
|
[count] "=&r" (count)
|
||
|
|
: [a] "r" (a), [wk1r] "f" (wk1r), [wk1i] "f" (wk1i), [wk2r] "f" (wk2r),
|
||
|
|
[wk2i] "f" (wk2i), [wk3r] "f" (wk3r), [wk3i] "f" (wk3i)
|
||
|
|
: "memory"
|
||
|
|
);
|
||
|
|
|
||
|
|
wk1r = rdft_w[6];
|
||
|
|
wk1i = rdft_w[7];
|
||
|
|
wk3r = rdft_wk3ri_second[2];
|
||
|
|
wk3i = rdft_wk3ri_second[3];
|
||
|
|
|
||
|
|
__asm __volatile (
|
||
|
|
".set push \n\t"
|
||
|
|
".set noreorder \n\t"
|
||
|
|
"addiu %[tmp_a], %[a], 384 \n\t"
|
||
|
|
"addiu %[count], $zero, 4 \n\t"
|
||
|
|
"1: \n\t"
|
||
|
|
"addiu %[count], %[count], -1 \n\t"
|
||
|
|
"lwc1 %[f0], 0(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f1], 4(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f2], 32(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f3], 36(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f4], 64(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f5], 68(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f6], 96(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f7], 100(%[tmp_a]) \n\t"
|
||
|
|
"add.s %[x0r], %[f0], %[f2] \n\t"
|
||
|
|
"add.s %[x2r], %[f4], %[f6] \n\t"
|
||
|
|
"add.s %[x0i], %[f1], %[f3] \n\t"
|
||
|
|
"add.s %[x2i], %[f5], %[f7] \n\t"
|
||
|
|
"sub.s %[x1r], %[f0], %[f2] \n\t"
|
||
|
|
"sub.s %[x1i], %[f1], %[f3] \n\t"
|
||
|
|
"sub.s %[x3r], %[f4], %[f6] \n\t"
|
||
|
|
"sub.s %[x3i], %[f5], %[f7] \n\t"
|
||
|
|
"sub.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"sub.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"add.s %[f2], %[x1i], %[x3r] \n\t"
|
||
|
|
"sub.s %[f3], %[x1r], %[x3i] \n\t"
|
||
|
|
"add.s %[f4], %[x1r], %[x3i] \n\t"
|
||
|
|
"sub.s %[f5], %[x1i], %[x3r] \n\t"
|
||
|
|
"mul.s %[x3r], %[wk2i], %[f0] \n\t"
|
||
|
|
"mul.s %[x3i], %[wk2i], %[f1] \n\t"
|
||
|
|
"mul.s %[x1r], %[wk1r], %[f3] \n\t"
|
||
|
|
"mul.s %[x1i], %[wk1r], %[f2] \n\t"
|
||
|
|
"mul.s %[f6], %[wk3r], %[f4] \n\t"
|
||
|
|
"mul.s %[f7], %[wk3r], %[f5] \n\t"
|
||
|
|
#if !defined(MIPS32_R2_LE)
|
||
|
|
"mul.s %[f1], %[wk2r], %[f1] \n\t"
|
||
|
|
"mul.s %[f0], %[wk2r], %[f0] \n\t"
|
||
|
|
"add.s %[x3r], %[x3r], %[f1] \n\t"
|
||
|
|
"neg.s %[x3r], %[x3r] \n\t"
|
||
|
|
"sub.s %[x3i], %[f0], %[x3i] \n\t"
|
||
|
|
"add.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"add.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"mul.s %[f2], %[wk1i], %[f2] \n\t"
|
||
|
|
"mul.s %[f3], %[wk1i], %[f3] \n\t"
|
||
|
|
"mul.s %[f5], %[wk3i], %[f5] \n\t"
|
||
|
|
"mul.s %[f4], %[wk3i], %[f4] \n\t"
|
||
|
|
"sub.s %[x1r], %[x1r], %[f2] \n\t"
|
||
|
|
"add.s %[x1i], %[x1i], %[f3] \n\t"
|
||
|
|
"sub.s %[f6], %[f6], %[f5] \n\t"
|
||
|
|
"add.s %[f7], %[f7], %[f4] \n\t"
|
||
|
|
#else // #if !defined(MIPS32_R2_LE)
|
||
|
|
"nmadd.s %[x3r], %[x3r], %[wk2r], %[f1] \n\t"
|
||
|
|
"msub.s %[x3i], %[x3i], %[wk2r], %[f0] \n\t"
|
||
|
|
"add.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"add.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"nmsub.s %[x1r], %[x1r], %[wk1i], %[f2] \n\t"
|
||
|
|
"madd.s %[x1i], %[x1i], %[wk1i], %[f3] \n\t"
|
||
|
|
"nmsub.s %[f6], %[f6], %[wk3i], %[f5] \n\t"
|
||
|
|
"madd.s %[f7], %[f7], %[wk3i], %[f4] \n\t"
|
||
|
|
#endif // #if !defined(MIPS32_R2_LE)
|
||
|
|
"swc1 %[f0], 0(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f1], 4(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[x1r], 32(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[x1i], 36(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[x3r], 64(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[x3i], 68(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f6], 96(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f7], 100(%[tmp_a]) \n\t"
|
||
|
|
"bgtz %[count], 1b \n\t"
|
||
|
|
" addiu %[tmp_a], %[tmp_a], 8 \n\t"
|
||
|
|
".set pop \n\t"
|
||
|
|
: [f0] "=&f" (f0), [f1] "=&f" (f1), [f2] "=&f" (f2), [f3] "=&f" (f3),
|
||
|
|
[f4] "=&f" (f4), [f5] "=&f" (f5), [f6] "=&f" (f6), [f7] "=&f" (f7),
|
||
|
|
[x0r] "=&f" (x0r), [x0i] "=&f" (x0i), [x1r] "=&f" (x1r),
|
||
|
|
[x1i] "=&f" (x1i), [x2r] "=&f" (x2r), [x2i] "=&f" (x2i),
|
||
|
|
[x3r] "=&f" (x3r), [x3i] "=&f" (x3i), [tmp_a] "=&r" (tmp_a),
|
||
|
|
[count] "=&r" (count)
|
||
|
|
: [a] "r" (a), [wk1r] "f" (wk1r), [wk1i] "f" (wk1i), [wk2r] "f" (wk2r),
|
||
|
|
[wk2i] "f" (wk2i), [wk3r] "f" (wk3r), [wk3i] "f" (wk3i)
|
||
|
|
: "memory"
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void cftfsub_128_mips(float *a) {
|
||
|
|
float x0r, x0i, x1r, x1i, x2r, x2i, x3r, x3i;
|
||
|
|
float f0, f1, f2, f3, f4, f5, f6, f7;
|
||
|
|
int tmp_a, count;
|
||
|
|
|
||
|
|
cft1st_128(a);
|
||
|
|
cftmdl_128(a);
|
||
|
|
|
||
|
|
__asm __volatile (
|
||
|
|
".set push \n\t"
|
||
|
|
".set noreorder \n\t"
|
||
|
|
"addiu %[tmp_a], %[a], 0 \n\t"
|
||
|
|
"addiu %[count], $zero, 16 \n\t"
|
||
|
|
"1: \n\t"
|
||
|
|
"addiu %[count], %[count], -1 \n\t"
|
||
|
|
"lwc1 %[f0], 0(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f1], 4(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f2], 128(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f3], 132(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f4], 256(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f5], 260(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f6], 384(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f7], 388(%[tmp_a]) \n\t"
|
||
|
|
"add.s %[x0r], %[f0], %[f2] \n\t"
|
||
|
|
"add.s %[x0i], %[f1], %[f3] \n\t"
|
||
|
|
"add.s %[x2r], %[f4], %[f6] \n\t"
|
||
|
|
"add.s %[x2i], %[f5], %[f7] \n\t"
|
||
|
|
"sub.s %[x1r], %[f0], %[f2] \n\t"
|
||
|
|
"sub.s %[x1i], %[f1], %[f3] \n\t"
|
||
|
|
"sub.s %[x3r], %[f4], %[f6] \n\t"
|
||
|
|
"sub.s %[x3i], %[f5], %[f7] \n\t"
|
||
|
|
"add.s %[f0], %[x0r], %[x2r] \n\t"
|
||
|
|
"add.s %[f1], %[x0i], %[x2i] \n\t"
|
||
|
|
"sub.s %[f4], %[x0r], %[x2r] \n\t"
|
||
|
|
"sub.s %[f5], %[x0i], %[x2i] \n\t"
|
||
|
|
"sub.s %[f2], %[x1r], %[x3i] \n\t"
|
||
|
|
"add.s %[f3], %[x1i], %[x3r] \n\t"
|
||
|
|
"add.s %[f6], %[x1r], %[x3i] \n\t"
|
||
|
|
"sub.s %[f7], %[x1i], %[x3r] \n\t"
|
||
|
|
"swc1 %[f0], 0(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f1], 4(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f2], 128(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f3], 132(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f4], 256(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f5], 260(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f6], 384(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f7], 388(%[tmp_a]) \n\t"
|
||
|
|
"bgtz %[count], 1b \n\t"
|
||
|
|
" addiu %[tmp_a], %[tmp_a], 8 \n\t"
|
||
|
|
".set pop \n\t"
|
||
|
|
: [f0] "=&f" (f0), [f1] "=&f" (f1), [f2] "=&f" (f2), [f3] "=&f" (f3),
|
||
|
|
[f4] "=&f" (f4), [f5] "=&f" (f5), [f6] "=&f" (f6), [f7] "=&f" (f7),
|
||
|
|
[x0r] "=&f" (x0r), [x0i] "=&f" (x0i), [x1r] "=&f" (x1r),
|
||
|
|
[x1i] "=&f" (x1i), [x2r] "=&f" (x2r), [x2i] "=&f" (x2i),
|
||
|
|
[x3r] "=&f" (x3r), [x3i] "=&f" (x3i), [tmp_a] "=&r" (tmp_a),
|
||
|
|
[count] "=&r" (count)
|
||
|
|
: [a] "r" (a)
|
||
|
|
: "memory"
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void cftbsub_128_mips(float *a) {
|
||
|
|
float f0, f1, f2, f3, f4, f5, f6, f7;
|
||
|
|
float f8, f9, f10, f11, f12, f13, f14, f15;
|
||
|
|
float f16, f17, f18, f19, f20, f21, f22, f23;
|
||
|
|
int tmp_a, count;
|
||
|
|
|
||
|
|
cft1st_128(a);
|
||
|
|
cftmdl_128(a);
|
||
|
|
|
||
|
|
__asm __volatile (
|
||
|
|
".set push \n\t"
|
||
|
|
".set noreorder \n\t"
|
||
|
|
"addiu %[tmp_a], %[a], 0 \n\t"
|
||
|
|
"addiu %[count], $zero, 8 \n\t"
|
||
|
|
"1: \n\t"
|
||
|
|
"addiu %[count], %[count], -1 \n\t"
|
||
|
|
"lwc1 %[f0], 0(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f1], 4(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f2], 128(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f3], 132(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f4], 256(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f5], 260(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f6], 384(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f7], 388(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f8], 8(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f9], 12(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f10], 136(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f11], 140(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f12], 264(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f13], 268(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f14], 392(%[tmp_a]) \n\t"
|
||
|
|
"lwc1 %[f15], 396(%[tmp_a]) \n\t"
|
||
|
|
"add.s %[f16], %[f0], %[f2] \n\t"
|
||
|
|
"add.s %[f17], %[f1], %[f3] \n\t"
|
||
|
|
"add.s %[f18], %[f4], %[f6] \n\t"
|
||
|
|
"add.s %[f19], %[f5], %[f7] \n\t"
|
||
|
|
"sub.s %[f20], %[f0], %[f2] \n\t"
|
||
|
|
"sub.s %[f21], %[f3], %[f1] \n\t"
|
||
|
|
"sub.s %[f22], %[f4], %[f6] \n\t"
|
||
|
|
"sub.s %[f23], %[f5], %[f7] \n\t"
|
||
|
|
"add.s %[f0], %[f8], %[f10] \n\t"
|
||
|
|
"add.s %[f1], %[f9], %[f11] \n\t"
|
||
|
|
"add.s %[f2], %[f12], %[f14] \n\t"
|
||
|
|
"add.s %[f3], %[f13], %[f15] \n\t"
|
||
|
|
"sub.s %[f4], %[f8], %[f10] \n\t"
|
||
|
|
"sub.s %[f5], %[f11], %[f9] \n\t"
|
||
|
|
"sub.s %[f6], %[f12], %[f14] \n\t"
|
||
|
|
"sub.s %[f7], %[f13], %[f15] \n\t"
|
||
|
|
"add.s %[f8], %[f16], %[f18] \n\t"
|
||
|
|
"add.s %[f9], %[f17], %[f19] \n\t"
|
||
|
|
"sub.s %[f12], %[f16], %[f18] \n\t"
|
||
|
|
"sub.s %[f13], %[f19], %[f17] \n\t"
|
||
|
|
"sub.s %[f10], %[f20], %[f23] \n\t"
|
||
|
|
"sub.s %[f11], %[f21], %[f22] \n\t"
|
||
|
|
"add.s %[f14], %[f20], %[f23] \n\t"
|
||
|
|
"add.s %[f15], %[f21], %[f22] \n\t"
|
||
|
|
"neg.s %[f9], %[f9] \n\t"
|
||
|
|
"add.s %[f16], %[f0], %[f2] \n\t"
|
||
|
|
"add.s %[f17], %[f1], %[f3] \n\t"
|
||
|
|
"sub.s %[f20], %[f0], %[f2] \n\t"
|
||
|
|
"sub.s %[f21], %[f3], %[f1] \n\t"
|
||
|
|
"sub.s %[f18], %[f4], %[f7] \n\t"
|
||
|
|
"sub.s %[f19], %[f5], %[f6] \n\t"
|
||
|
|
"add.s %[f22], %[f4], %[f7] \n\t"
|
||
|
|
"add.s %[f23], %[f5], %[f6] \n\t"
|
||
|
|
"neg.s %[f17], %[f17] \n\t"
|
||
|
|
"swc1 %[f8], 0(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f10], 128(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f11], 132(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f12], 256(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f13], 260(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f14], 384(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f15], 388(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f9], 4(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f16], 8(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f18], 136(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f19], 140(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f20], 264(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f21], 268(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f22], 392(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f23], 396(%[tmp_a]) \n\t"
|
||
|
|
"swc1 %[f17], 12(%[tmp_a]) \n\t"
|
||
|
|
"bgtz %[count], 1b \n\t"
|
||
|
|
" addiu %[tmp_a], %[tmp_a], 16 \n\t"
|
||
|
|
".set pop \n\t"
|
||
|
|
: [f0] "=&f" (f0), [f1] "=&f" (f1), [f2] "=&f" (f2), [f3] "=&f" (f3),
|
||
|
|
[f4] "=&f" (f4), [f5] "=&f" (f5), [f6] "=&f" (f6), [f7] "=&f" (f7),
|
||
|
|
[f8] "=&f" (f8), [f9] "=&f" (f9), [f10] "=&f" (f10), [f11] "=&f" (f11),
|
||
|
|
[f12] "=&f" (f12), [f13] "=&f" (f13), [f14] "=&f" (f14),
|
||
|
|
[f15] "=&f" (f15), [f16] "=&f" (f16), [f17] "=&f" (f17),
|
||
|
|
[f18] "=&f" (f18), [f19] "=&f" (f19), [f20] "=&f" (f20),
|
||
|
|
[f21] "=&f" (f21), [f22] "=&f" (f22), [f23] "=&f" (f23),
|
||
|
|
[tmp_a] "=&r" (tmp_a), [count] "=&r" (count)
|
||
|
|
: [a] "r" (a)
|
||
|
|
: "memory"
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void rftfsub_128_mips(float *a) {
|
||
|
|
const float *c = rdft_w + 32;
|
||
|
|
float wkr, wki, xr, xi, yr, yi;
|
||
|
|
const float temp = 0.5f;
|
||
|
|
float aj20=0, aj21=0, ak20=0, ak21=0, ck1=0;
|
||
|
|
float *a1 = a;
|
||
|
|
float *a2 = a;
|
||
|
|
float *c1 = rdft_w + 33;
|
||
|
|
float *c2 = c1 + 30;
|
||
|
|
|
||
|
|
__asm __volatile (
|
||
|
|
".set push \n\t"
|
||
|
|
".set noreorder \n\t"
|
||
|
|
"lwc1 %[aj20], 8(%[a2]) \n\t"
|
||
|
|
"lwc1 %[ak20], 504(%[a1]) \n\t"
|
||
|
|
"lwc1 %[ck1], 0(%[c2]) \n\t"
|
||
|
|
"lwc1 %[aj21], 12(%[a2]) \n\t"
|
||
|
|
"lwc1 %[ak21], 508(%[a1]) \n\t"
|
||
|
|
"sub.s %[wkr], %[temp], %[ck1] \n\t"
|
||
|
|
"sub.s %[xr], %[aj20], %[ak20] \n\t"
|
||
|
|
"add.s %[xi], %[aj21], %[ak21] \n\t"
|
||
|
|
"lwc1 %[wki], 0(%[c1]) \n\t"
|
||
|
|
"addiu %[c2], %[c2],-4 \n\t"
|
||
|
|
"mul.s %[yr], %[wkr], %[xr] \n\t"
|
||
|
|
"mul.s %[yi], %[wkr], %[xi] \n\t"
|
||
|
|
#if !defined(MIPS32_R2_LE)
|
||
|
|
"mul.s %[xi], %[wki], %[xi] \n\t"
|
||
|
|
"mul.s %[xr], %[wki], %[xr] \n\t"
|
||
|
|
"sub.s %[yr], %[yr], %[xi] \n\t"
|
||
|
|
"add.s %[yi], %[yi], %[xr] \n\t"
|
||
|
|
#else // #if !defined(MIPS32_R2_LE)
|
||
|
|
"nmsub.s %[yr], %[yr], %[wki], %[xi] \n\t"
|
||
|
|
"madd.s %[yi], %[yi], %[wki], %[xr] \n\t"
|
||
|
|
#endif // #if !defined(MIPS32_R2_LE)
|
||
|
|
"addiu %[c1], %[c1], 4 \n\t"
|
||
|
|
"sub.s %[aj20], %[aj20], %[yr] \n\t"
|
||
|
|
"sub.s %[aj21], %[aj21], %[yi] \n\t"
|
||
|
|
"add.s %[ak20], %[ak20], %[yr] \n\t"
|
||
|
|
"sub.s %[ak21], %[ak21], %[yi] \n\t"
|
||
|
|
"addiu %[a2], %[a2], 8 \n\t"
|
||
|
|
"swc1 %[aj20], 0(%[a2]) \n\t"
|
||
|
|
"swc1 %[aj21], 4(%[a2]) \n\t"
|
||
|
|
"swc1 %[ak20], 504(%[a1]) \n\t"
|
||
|
|
"swc1 %[ak21], 508(%[a1]) \n\t"
|
||
|
|
"addiu %[a1], %[a1], -8 \n\t"
|
||
|
|
//15x2 passes:
|
||
|
|
"1: \n\t"
|
||
|
|
"lwc1 %[ck1], 0(%[c2]) \n\t"
|
||
|
|
"lwc1 %[aj20], 8(%[a2]) \n\t"
|
||
|
|
"lwc1 %[aj21], 12(%[a2]) \n\t"
|
||
|
|
"lwc1 %[ak20], 504(%[a1]) \n\t"
|
||
|
|
"lwc1 %[ak21], 508(%[a1]) \n\t"
|
||
|
|
"lwc1 $f0, -4(%[c2]) \n\t"
|
||
|
|
"lwc1 $f2, 16(%[a2]) \n\t"
|
||
|
|
"lwc1 $f3, 20(%[a2]) \n\t"
|
||
|
|
"lwc1 $f8, 496(%[a1]) \n\t"
|
||
|
|
"lwc1 $f7, 500(%[a1]) \n\t"
|
||
|
|
"sub.s %[wkr], %[temp], %[ck1] \n\t"
|
||
|
|
"sub.s %[xr], %[aj20], %[ak20] \n\t"
|
||
|
|
"add.s %[xi], %[aj21], %[ak21] \n\t"
|
||
|
|
"lwc1 %[wki], 0(%[c1]) \n\t"
|
||
|
|
"sub.s $f0, %[temp], $f0 \n\t"
|
||
|
|
"sub.s $f6, $f2, $f8 \n\t"
|
||
|
|
"add.s $f4, $f3, $f7 \n\t"
|
||
|
|
"lwc1 $f5, 4(%[c1]) \n\t"
|
||
|
|
"mul.s %[yr], %[wkr], %[xr] \n\t"
|
||
|
|
"mul.s %[yi], %[wkr], %[xi] \n\t"
|
||
|
|
"mul.s $f1, $f0, $f6 \n\t"
|
||
|
|
"mul.s $f0, $f0, $f4 \n\t"
|
||
|
|
"addiu %[c2], %[c2], -8 \n\t"
|
||
|
|
#if !defined(MIPS32_R2_LE)
|
||
|
|
"mul.s %[xi], %[wki], %[xi] \n\t"
|
||
|
|
"mul.s %[xr], %[wki], %[xr] \n\t"
|
||
|
|
"mul.s $f4, $f5, $f4 \n\t"
|
||
|
|
"mul.s $f6, $f5, $f6 \n\t"
|
||
|
|
"sub.s %[yr], %[yr], %[xi] \n\t"
|
||
|
|
"add.s %[yi], %[yi], %[xr] \n\t"
|
||
|
|
"sub.s $f1, $f1, $f4 \n\t"
|
||
|
|
"add.s $f0, $f0, $f6 \n\t"
|
||
|
|
#else // #if !defined(MIPS32_R2_LE)
|
||
|
|
"nmsub.s %[yr], %[yr], %[wki], %[xi] \n\t"
|
||
|
|
"madd.s %[yi], %[yi], %[wki], %[xr] \n\t"
|
||
|
|
"nmsub.s $f1, $f1, $f5, $f4 \n\t"
|
||
|
|
"madd.s $f0, $f0, $f5, $f6 \n\t"
|
||
|
|
#endif // #if !defined(MIPS32_R2_LE)
|
||
|
|
"addiu %[c1], %[c1], 8 \n\t"
|
||
|
|
"sub.s %[aj20], %[aj20], %[yr] \n\t"
|
||
|
|
"sub.s %[aj21], %[aj21], %[yi] \n\t"
|
||
|
|
"add.s %[ak20], %[ak20], %[yr] \n\t"
|
||
|
|
"sub.s %[ak21], %[ak21], %[yi] \n\t"
|
||
|
|
"sub.s $f2, $f2, $f1 \n\t"
|
||
|
|
"sub.s $f3, $f3, $f0 \n\t"
|
||
|
|
"add.s $f1, $f8, $f1 \n\t"
|
||
|
|
"sub.s $f0, $f7, $f0 \n\t"
|
||
|
|
"swc1 %[aj20], 8(%[a2]) \n\t"
|
||
|
|
"swc1 %[aj21], 12(%[a2]) \n\t"
|
||
|
|
"swc1 %[ak20], 504(%[a1]) \n\t"
|
||
|
|
"swc1 %[ak21], 508(%[a1]) \n\t"
|
||
|
|
"swc1 $f2, 16(%[a2]) \n\t"
|
||
|
|
"swc1 $f3, 20(%[a2]) \n\t"
|
||
|
|
"swc1 $f1, 496(%[a1]) \n\t"
|
||
|
|
"swc1 $f0, 500(%[a1]) \n\t"
|
||
|
|
"addiu %[a2], %[a2], 16 \n\t"
|
||
|
|
"bne %[c2], %[c], 1b \n\t"
|
||
|
|
" addiu %[a1], %[a1], -16 \n\t"
|
||
|
|
".set pop \n\t"
|
||
|
|
: [a] "+r" (a), [c] "+r" (c), [a1] "+r" (a1), [a2] "+r" (a2),
|
||
|
|
[c1] "+r" (c1), [c2] "+r" (c2), [wkr] "=&f" (wkr), [wki] "=&f" (wki),
|
||
|
|
[xr] "=&f" (xr), [xi] "=&f" (xi), [yr] "=&f" (yr), [yi] "=&f" (yi),
|
||
|
|
[aj20] "=&f" (aj20), [aj21] "=&f" (aj21), [ak20] "=&f" (ak20),
|
||
|
|
[ak21] "=&f" (ak21), [ck1] "=&f" (ck1)
|
||
|
|
: [temp] "f" (temp)
|
||
|
|
: "memory", "$f0", "$f1", "$f2", "$f3", "$f4", "$f5", "$f6", "$f7", "$f8"
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void rftbsub_128_mips(float *a) {
|
||
|
|
const float *c = rdft_w + 32;
|
||
|
|
float wkr, wki, xr, xi, yr, yi;
|
||
|
|
a[1] = -a[1];
|
||
|
|
a[65] = -a[65];
|
||
|
|
const float temp = 0.5f;
|
||
|
|
float aj20=0, aj21=0, ak20=0, ak21=0, ck1=0;
|
||
|
|
float *a1 = a;
|
||
|
|
float *a2 = a;
|
||
|
|
float *c1 = rdft_w + 33;
|
||
|
|
float *c2 = c1 + 30;
|
||
|
|
|
||
|
|
__asm __volatile (
|
||
|
|
".set push \n\t"
|
||
|
|
".set noreorder \n\t"
|
||
|
|
"lwc1 %[aj20], 8(%[a2]) \n\t"
|
||
|
|
"lwc1 %[ak20], 504(%[a1]) \n\t"
|
||
|
|
"lwc1 %[ck1], 0(%[c2]) \n\t"
|
||
|
|
"lwc1 %[aj21], 12(%[a2]) \n\t"
|
||
|
|
"lwc1 %[ak21], 508(%[a1]) \n\t"
|
||
|
|
"sub.s %[wkr], %[temp], %[ck1] \n\t"
|
||
|
|
"sub.s %[xr], %[aj20], %[ak20] \n\t"
|
||
|
|
"add.s %[xi], %[aj21], %[ak21] \n\t"
|
||
|
|
"lwc1 %[wki], 0(%[c1]) \n\t"
|
||
|
|
"addiu %[c2], %[c2], -4 \n\t"
|
||
|
|
"mul.s %[yr], %[wkr], %[xr] \n\t"
|
||
|
|
"mul.s %[yi], %[wkr], %[xi] \n\t"
|
||
|
|
#if !defined(MIPS32_R2_LE)
|
||
|
|
"mul.s %[xi], %[wki], %[xi] \n\t"
|
||
|
|
"mul.s %[xr], %[wki], %[xr] \n\t"
|
||
|
|
"add.s %[yr], %[yr], %[xi] \n\t"
|
||
|
|
"sub.s %[yi], %[yi], %[xr] \n\t"
|
||
|
|
#else // #if !defined(MIPS32_R2_LE)
|
||
|
|
"madd.s %[yr], %[yr], %[wki], %[xi] \n\t"
|
||
|
|
"nmsub.s %[yi], %[yi], %[wki], %[xr] \n\t"
|
||
|
|
#endif // #if !defined(MIPS32_R2_LE)
|
||
|
|
"addiu %[c1], %[c1],4 \n\t"
|
||
|
|
"sub.s %[aj20], %[aj20], %[yr] \n\t"
|
||
|
|
"sub.s %[aj21], %[yi], %[aj21] \n\t"
|
||
|
|
"add.s %[ak20], %[ak20], %[yr] \n\t"
|
||
|
|
"sub.s %[ak21], %[yi], %[ak21] \n\t"
|
||
|
|
"addiu %[a2], %[a2], 8 \n\t"
|
||
|
|
"swc1 %[aj20], 0(%[a2]) \n\t"
|
||
|
|
"swc1 %[aj21], 4(%[a2]) \n\t"
|
||
|
|
"swc1 %[ak20], 504(%[a1]) \n\t"
|
||
|
|
"swc1 %[ak21], 508(%[a1]) \n\t"
|
||
|
|
"addiu %[a1], %[a1], -8 \n\t"
|
||
|
|
//15x2 passes:
|
||
|
|
"1: \n\t"
|
||
|
|
"lwc1 %[ck1], 0(%[c2]) \n\t"
|
||
|
|
"lwc1 %[aj20], 8(%[a2]) \n\t"
|
||
|
|
"lwc1 %[aj21], 12(%[a2]) \n\t"
|
||
|
|
"lwc1 %[ak20], 504(%[a1]) \n\t"
|
||
|
|
"lwc1 %[ak21], 508(%[a1]) \n\t"
|
||
|
|
"lwc1 $f0, -4(%[c2]) \n\t"
|
||
|
|
"lwc1 $f2, 16(%[a2]) \n\t"
|
||
|
|
"lwc1 $f3, 20(%[a2]) \n\t"
|
||
|
|
"lwc1 $f8, 496(%[a1]) \n\t"
|
||
|
|
"lwc1 $f7, 500(%[a1]) \n\t"
|
||
|
|
"sub.s %[wkr], %[temp], %[ck1] \n\t"
|
||
|
|
"sub.s %[xr], %[aj20], %[ak20] \n\t"
|
||
|
|
"add.s %[xi], %[aj21], %[ak21] \n\t"
|
||
|
|
"lwc1 %[wki], 0(%[c1]) \n\t"
|
||
|
|
"sub.s $f0, %[temp], $f0 \n\t"
|
||
|
|
"sub.s $f6, $f2, $f8 \n\t"
|
||
|
|
"add.s $f4, $f3, $f7 \n\t"
|
||
|
|
"lwc1 $f5, 4(%[c1]) \n\t"
|
||
|
|
"mul.s %[yr], %[wkr], %[xr] \n\t"
|
||
|
|
"mul.s %[yi], %[wkr], %[xi] \n\t"
|
||
|
|
"mul.s $f1, $f0, $f6 \n\t"
|
||
|
|
"mul.s $f0, $f0, $f4 \n\t"
|
||
|
|
"addiu %[c2], %[c2], -8 \n\t"
|
||
|
|
#if !defined(MIPS32_R2_LE)
|
||
|
|
"mul.s %[xi], %[wki], %[xi] \n\t"
|
||
|
|
"mul.s %[xr], %[wki], %[xr] \n\t"
|
||
|
|
"mul.s $f4, $f5, $f4 \n\t"
|
||
|
|
"mul.s $f6, $f5, $f6 \n\t"
|
||
|
|
"add.s %[yr], %[yr], %[xi] \n\t"
|
||
|
|
"sub.s %[yi], %[yi], %[xr] \n\t"
|
||
|
|
"add.s $f1, $f1, $f4 \n\t"
|
||
|
|
"sub.s $f0, $f0, $f6 \n\t"
|
||
|
|
#else // #if !defined(MIPS32_R2_LE)
|
||
|
|
"madd.s %[yr], %[yr], %[wki], %[xi] \n\t"
|
||
|
|
"nmsub.s %[yi], %[yi], %[wki], %[xr] \n\t"
|
||
|
|
"madd.s $f1, $f1, $f5, $f4 \n\t"
|
||
|
|
"nmsub.s $f0, $f0, $f5, $f6 \n\t"
|
||
|
|
#endif // #if !defined(MIPS32_R2_LE)
|
||
|
|
"addiu %[c1], %[c1], 8 \n\t"
|
||
|
|
"sub.s %[aj20], %[aj20], %[yr] \n\t"
|
||
|
|
"sub.s %[aj21], %[yi], %[aj21] \n\t"
|
||
|
|
"add.s %[ak20], %[ak20], %[yr] \n\t"
|
||
|
|
"sub.s %[ak21], %[yi], %[ak21] \n\t"
|
||
|
|
"sub.s $f2, $f2, $f1 \n\t"
|
||
|
|
"sub.s $f3, $f0, $f3 \n\t"
|
||
|
|
"add.s $f1, $f8, $f1 \n\t"
|
||
|
|
"sub.s $f0, $f0, $f7 \n\t"
|
||
|
|
"swc1 %[aj20], 8(%[a2]) \n\t"
|
||
|
|
"swc1 %[aj21], 12(%[a2]) \n\t"
|
||
|
|
"swc1 %[ak20], 504(%[a1]) \n\t"
|
||
|
|
"swc1 %[ak21], 508(%[a1]) \n\t"
|
||
|
|
"swc1 $f2, 16(%[a2]) \n\t"
|
||
|
|
"swc1 $f3, 20(%[a2]) \n\t"
|
||
|
|
"swc1 $f1, 496(%[a1]) \n\t"
|
||
|
|
"swc1 $f0, 500(%[a1]) \n\t"
|
||
|
|
"addiu %[a2], %[a2], 16 \n\t"
|
||
|
|
"bne %[c2], %[c], 1b \n\t"
|
||
|
|
" addiu %[a1], %[a1], -16 \n\t"
|
||
|
|
".set pop \n\t"
|
||
|
|
: [a] "+r" (a), [c] "+r" (c), [a1] "+r" (a1), [a2] "+r" (a2),
|
||
|
|
[c1] "+r" (c1), [c2] "+r" (c2), [wkr] "=&f" (wkr), [wki] "=&f" (wki),
|
||
|
|
[xr] "=&f" (xr), [xi] "=&f" (xi), [yr] "=&f" (yr), [yi] "=&f" (yi),
|
||
|
|
[aj20] "=&f" (aj20), [aj21] "=&f" (aj21), [ak20] "=&f" (ak20),
|
||
|
|
[ak21] "=&f" (ak21), [ck1] "=&f" (ck1)
|
||
|
|
: [temp] "f" (temp)
|
||
|
|
: "memory", "$f0", "$f1", "$f2", "$f3", "$f4", "$f5", "$f6", "$f7", "$f8"
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
void aec_rdft_init_mips(void) {
|
||
|
|
cft1st_128 = cft1st_128_mips;
|
||
|
|
cftmdl_128 = cftmdl_128_mips;
|
||
|
|
rftfsub_128 = rftfsub_128_mips;
|
||
|
|
rftbsub_128 = rftbsub_128_mips;
|
||
|
|
cftfsub_128 = cftfsub_128_mips;
|
||
|
|
cftbsub_128 = cftbsub_128_mips;
|
||
|
|
bitrv2_128 = bitrv2_128_mips;
|
||
|
|
}
|