| /* |
| * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include "webrtc/modules/audio_processing/aec/aec_rdft.h" |
| #include "webrtc/typedefs.h" |
| |
| static void bitrv2_128_mips(float *a) { |
| // n is 128 |
| float xr, xi, yr, yi; |
| |
| xr = a[8]; |
| xi = a[9]; |
| yr = a[16]; |
| yi = a[17]; |
| a[8] = yr; |
| a[9] = yi; |
| a[16] = xr; |
| a[17] = xi; |
| |
| xr = a[64]; |
| xi = a[65]; |
| yr = a[2]; |
| yi = a[3]; |
| a[64] = yr; |
| a[65] = yi; |
| a[2] = xr; |
| a[3] = xi; |
| |
| xr = a[72]; |
| xi = a[73]; |
| yr = a[18]; |
| yi = a[19]; |
| a[72] = yr; |
| a[73] = yi; |
| a[18] = xr; |
| a[19] = xi; |
| |
| xr = a[80]; |
| xi = a[81]; |
| yr = a[10]; |
| yi = a[11]; |
| a[80] = yr; |
| a[81] = yi; |
| a[10] = xr; |
| a[11] = xi; |
| |
| xr = a[88]; |
| xi = a[89]; |
| yr = a[26]; |
| yi = a[27]; |
| a[88] = yr; |
| a[89] = yi; |
| a[26] = xr; |
| a[27] = xi; |
| |
| xr = a[74]; |
| xi = a[75]; |
| yr = a[82]; |
| yi = a[83]; |
| a[74] = yr; |
| a[75] = yi; |
| a[82] = xr; |
| a[83] = xi; |
| |
| xr = a[32]; |
| xi = a[33]; |
| yr = a[4]; |
| yi = a[5]; |
| a[32] = yr; |
| a[33] = yi; |
| a[4] = xr; |
| a[5] = xi; |
| |
| xr = a[40]; |
| xi = a[41]; |
| yr = a[20]; |
| yi = a[21]; |
| a[40] = yr; |
| a[41] = yi; |
| a[20] = xr; |
| a[21] = xi; |
| |
| xr = a[48]; |
| xi = a[49]; |
| yr = a[12]; |
| yi = a[13]; |
| a[48] = yr; |
| a[49] = yi; |
| a[12] = xr; |
| a[13] = xi; |
| |
| xr = a[56]; |
| xi = a[57]; |
| yr = a[28]; |
| yi = a[29]; |
| a[56] = yr; |
| a[57] = yi; |
| a[28] = xr; |
| a[29] = xi; |
| |
| xr = a[34]; |
| xi = a[35]; |
| yr = a[68]; |
| yi = a[69]; |
| a[34] = yr; |
| a[35] = yi; |
| a[68] = xr; |
| a[69] = xi; |
| |
| xr = a[42]; |
| xi = a[43]; |
| yr = a[84]; |
| yi = a[85]; |
| a[42] = yr; |
| a[43] = yi; |
| a[84] = xr; |
| a[85] = xi; |
| |
| xr = a[50]; |
| xi = a[51]; |
| yr = a[76]; |
| yi = a[77]; |
| a[50] = yr; |
| a[51] = yi; |
| a[76] = xr; |
| a[77] = xi; |
| |
| xr = a[58]; |
| xi = a[59]; |
| yr = a[92]; |
| yi = a[93]; |
| a[58] = yr; |
| a[59] = yi; |
| a[92] = xr; |
| a[93] = xi; |
| |
| xr = a[44]; |
| xi = a[45]; |
| yr = a[52]; |
| yi = a[53]; |
| a[44] = yr; |
| a[45] = yi; |
| a[52] = xr; |
| a[53] = xi; |
| |
| xr = a[96]; |
| xi = a[97]; |
| yr = a[6]; |
| yi = a[7]; |
| a[96] = yr; |
| a[97] = yi; |
| a[6] = xr; |
| a[7] = xi; |
| |
| xr = a[104]; |
| xi = a[105]; |
| yr = a[22]; |
| yi = a[23]; |
| a[104] = yr; |
| a[105] = yi; |
| a[22] = xr; |
| a[23] = xi; |
| |
| xr = a[112]; |
| xi = a[113]; |
| yr = a[14]; |
| yi = a[15]; |
| a[112] = yr; |
| a[113] = yi; |
| a[14] = xr; |
| a[15] = xi; |
| |
| xr = a[120]; |
| xi = a[121]; |
| yr = a[30]; |
| yi = a[31]; |
| a[120] = yr; |
| a[121] = yi; |
| a[30] = xr; |
| a[31] = xi; |
| |
| xr = a[98]; |
| xi = a[99]; |
| yr = a[70]; |
| yi = a[71]; |
| a[98] = yr; |
| a[99] = yi; |
| a[70] = xr; |
| a[71] = xi; |
| |
| xr = a[106]; |
| xi = a[107]; |
| yr = a[86]; |
| yi = a[87]; |
| a[106] = yr; |
| a[107] = yi; |
| a[86] = xr; |
| a[87] = xi; |
| |
| xr = a[114]; |
| xi = a[115]; |
| yr = a[78]; |
| yi = a[79]; |
| a[114] = yr; |
| a[115] = yi; |
| a[78] = xr; |
| a[79] = xi; |
| |
| xr = a[122]; |
| xi = a[123]; |
| yr = a[94]; |
| yi = a[95]; |
| a[122] = yr; |
| a[123] = yi; |
| a[94] = xr; |
| a[95] = xi; |
| |
| xr = a[100]; |
| xi = a[101]; |
| yr = a[38]; |
| yi = a[39]; |
| a[100] = yr; |
| a[101] = yi; |
| a[38] = xr; |
| a[39] = xi; |
| |
| xr = a[108]; |
| xi = a[109]; |
| yr = a[54]; |
| yi = a[55]; |
| a[108] = yr; |
| a[109] = yi; |
| a[54] = xr; |
| a[55] = xi; |
| |
| xr = a[116]; |
| xi = a[117]; |
| yr = a[46]; |
| yi = a[47]; |
| a[116] = yr; |
| a[117] = yi; |
| a[46] = xr; |
| a[47] = xi; |
| |
| xr = a[124]; |
| xi = a[125]; |
| yr = a[62]; |
| yi = a[63]; |
| a[124] = yr; |
| a[125] = yi; |
| a[62] = xr; |
| a[63] = xi; |
| |
| xr = a[110]; |
| xi = a[111]; |
| yr = a[118]; |
| yi = a[119]; |
| a[110] = yr; |
| a[111] = yi; |
| a[118] = xr; |
| a[119] = xi; |
| } |
| |
| static void cft1st_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 a_ptr, p1_rdft, p2_rdft, count; |
| |
| __asm __volatile ( |
| ".set push \n\t" |
| ".set noreorder \n\t" |
| // first 16 |
| "lwc1 %[f0], 0(%[a]) \n\t" |
| "lwc1 %[f1], 4(%[a]) \n\t" |
| "lwc1 %[f2], 8(%[a]) \n\t" |
| "lwc1 %[f3], 12(%[a]) \n\t" |
| "lwc1 %[f4], 16(%[a]) \n\t" |
| "lwc1 %[f5], 20(%[a]) \n\t" |
| "lwc1 %[f6], 24(%[a]) \n\t" |
| "lwc1 %[f7], 28(%[a]) \n\t" |
| "add.s %[x0r], %[f0], %[f2] \n\t" |
| "add.s %[x0i], %[f1], %[f3] \n\t" |
| "sub.s %[x1r], %[f0], %[f2] \n\t" |
| "add.s %[x2r], %[f4], %[f6] \n\t" |
| "add.s %[x2i], %[f5], %[f7] \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(%[a]) \n\t" |
| "swc1 %[f1], 4(%[a]) \n\t" |
| "swc1 %[f2], 8(%[a]) \n\t" |
| "swc1 %[f3], 12(%[a]) \n\t" |
| "swc1 %[f4], 16(%[a]) \n\t" |
| "swc1 %[f5], 20(%[a]) \n\t" |
| "swc1 %[f6], 24(%[a]) \n\t" |
| "swc1 %[f7], 28(%[a]) \n\t" |
| "lwc1 %[f0], 32(%[a]) \n\t" |
| "lwc1 %[f1], 36(%[a]) \n\t" |
| "lwc1 %[f2], 40(%[a]) \n\t" |
| "lwc1 %[f3], 44(%[a]) \n\t" |
| "lwc1 %[f4], 48(%[a]) \n\t" |
| "lwc1 %[f5], 52(%[a]) \n\t" |
| "lwc1 %[f6], 56(%[a]) \n\t" |
| "lwc1 %[f7], 60(%[a]) \n\t" |
| "add.s %[x0r], %[f0], %[f2] \n\t" |
| "add.s %[x0i], %[f1], %[f3] \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 %[x2r], %[f4], %[f6] \n\t" |
| "add.s %[x2i], %[f5], %[f7] \n\t" |
| "lwc1 %[wk2r], 8(%[rdft_w]) \n\t" |
| "add.s %[f3], %[x1i], %[x3r] \n\t" |
| "sub.s %[f2], %[x1r], %[x3i] \n\t" |
| "add.s %[f6], %[x3i], %[x1r] \n\t" |
| "sub.s %[f7], %[x3r], %[x1i] \n\t" |
| "add.s %[f0], %[x0r], %[x2r] \n\t" |
| "add.s %[f1], %[x0i], %[x2i] \n\t" |
| "sub.s %[x1r], %[f2], %[f3] \n\t" |
| "add.s %[x1i], %[f3], %[f2] \n\t" |
| "sub.s %[x3r], %[f7], %[f6] \n\t" |
| "add.s %[x3i], %[f7], %[f6] \n\t" |
| "sub.s %[f4], %[x0r], %[x2r] \n\t" |
| "mul.s %[f2], %[wk2r], %[x1r] \n\t" |
| "mul.s %[f3], %[wk2r], %[x1i] \n\t" |
| "mul.s %[f6], %[wk2r], %[x3r] \n\t" |
| "mul.s %[f7], %[wk2r], %[x3i] \n\t" |
| "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; |
| } |
