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[/] [or1k/] [tags/] [first/] [mp3/] [sw/] [mad-xess/] [libmad/] [imdct_or32.s] - Rev 1780
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.file "imdct_or32.s" #define X0 0x00 #define X1 0x04 #define X2 0x08 #define X3 0x0C #define X4 0x10 #define X5 0x14 #define X6 0x18 #define X7 0x1c #define X8 0x20 #define X9 0x24 #define X10 0x28 #define X11 0x2c #define X12 0x30 #define X13 0x34 #define X14 0x38 #define X15 0x3c #define X16 0x40 #define X17 0x44 #define x0 0x00 #define x1 0x04 #define x2 0x08 #define x3 0x0C #define x4 0x10 #define x5 0x14 #define x6 0x18 #define x7 0x1c #define x8 0x20 #define x9 0x24 #define x10 0x28 #define x11 0x2c #define x12 0x30 #define x13 0x34 #define x14 0x38 #define x15 0x3c #define x16 0x40 #define x17 0x44 .data K00: .word 0x0ffc19fd K01: .word 0x00b2aa3e K02: .word 0x0fdcf549 K03: .word 0x0216a2a2 K04: .word 0x0f9ee890 K05: .word 0x03768962 K06: .word 0x0f426cb5 K07: .word 0x04cfb0e2 K08: .word 0x0ec835e8 K09: .word 0x061f78aa K10: .word 0x0e313245 K11: .word 0x07635284 K12: .word 0x0d7e8807 K13: .word 0x0898c779 K14: .word 0x0cb19346 K15: .word 0x09bd7ca0 K16: .word 0x0bcbe352 K17: .word 0x0acf37ad #define WL0 0x00b2aa3e #define WL1 0x0216a2a2 #define WL2 0x03768962 #define WL3 0x04cfb0e2 #define WL4 0x061f78aa #define WL5 0x07635284 #define WL6 0x0898c779 #define WL7 0x09bd7ca0 #define WL8 0x0acf37ad #define WL9 0x0bcbe352 #define WL10 0x0cb19346 #define WL11 0x0d7e8807 #define WL12 0x0e313245 #define WL13 0x0ec835e8 #define WL14 0x0f426cb5 #define WL15 0x0f9ee890 #define WL16 0x0fdcf549 #define WL17 0x0ffc19fd #define MACLO 0x2800 #define MACHI 0x2801 # On entry: # r3 = pointer to 18 element input array # r4 = pointer to 36 element output array .text .proc imdct36 l.mtspr MACLO, 0 l.mtspr MACHI, 0 # MAD_F_ML0(hi, lo, X[4], MAD_F(0x0ec835e8)); l.lwz r5, X4(r3) l.lwz r6, K08 l.mac r5, r6 # MAD_F_MLA(hi, lo, X[13], MAD_F(0x061f78aa)); l.lwz r5, X13(r3) l.lwz r7, K09 l.mac r5, r7 # t6 = MAD_F_MLZ(hi, lo); MAD_F_MLA(hi, lo, (t14 = X[1] - X[10]), -MAD_F(0x061f78aa)); MAD_F_MLA(hi, lo, (t15 = X[7] + X[16]), -MAD_F(0x0ec835e8)); t0 = MAD_F_MLZ(hi, lo); MAD_F_MLA(hi, lo, (t8 = X[0] - X[11] - X[12]), MAD_F(0x0216a2a2)); MAD_F_MLA(hi, lo, (t9 = X[2] - X[9] - X[14]), MAD_F(0x09bd7ca0)); MAD_F_MLA(hi, lo, (t10 = X[3] - X[8] - X[15]), -MAD_F(0x0cb19346)); MAD_F_MLA(hi, lo, (t11 = X[5] - X[6] - X[17]), -MAD_F(0x0fdcf549)); x[7] = MAD_F_MLZ(hi, lo); x[10] = -x[7]; MAD_F_ML0(hi, lo, t8, -MAD_F(0x0cb19346)); MAD_F_MLA(hi, lo, t9, MAD_F(0x0fdcf549)); MAD_F_MLA(hi, lo, t10, MAD_F(0x0216a2a2)); MAD_F_MLA(hi, lo, t11, -MAD_F(0x09bd7ca0)); x[19] = x[34] = MAD_F_MLZ(hi, lo) - t0; t12 = X[0] - X[3] + X[8] - X[11] - X[12] + X[15]; t13 = X[2] + X[5] - X[6] - X[9] - X[14] - X[17]; MAD_F_ML0(hi, lo, t12, -MAD_F(0x0ec835e8)); MAD_F_MLA(hi, lo, t13, MAD_F(0x061f78aa)); x[22] = x[31] = MAD_F_MLZ(hi, lo) + t0; MAD_F_ML0(hi, lo, X[1], -MAD_F(0x09bd7ca0)); MAD_F_MLA(hi, lo, X[7], MAD_F(0x0216a2a2)); MAD_F_MLA(hi, lo, X[10], -MAD_F(0x0fdcf549)); MAD_F_MLA(hi, lo, X[16], MAD_F(0x0cb19346)); t1 = MAD_F_MLZ(hi, lo) + t6; MAD_F_ML0(hi, lo, X[0], MAD_F(0x03768962)); MAD_F_MLA(hi, lo, X[2], MAD_F(0x0e313245)); MAD_F_MLA(hi, lo, X[3], -MAD_F(0x0ffc19fd)); MAD_F_MLA(hi, lo, X[5], -MAD_F(0x0acf37ad)); MAD_F_MLA(hi, lo, X[6], MAD_F(0x04cfb0e2)); MAD_F_MLA(hi, lo, X[8], -MAD_F(0x0898c779)); MAD_F_MLA(hi, lo, X[9], MAD_F(0x0d7e8807)); MAD_F_MLA(hi, lo, X[11], MAD_F(0x0f426cb5)); MAD_F_MLA(hi, lo, X[12], -MAD_F(0x0bcbe352)); MAD_F_MLA(hi, lo, X[14], MAD_F(0x00b2aa3e)); MAD_F_MLA(hi, lo, X[15], -MAD_F(0x07635284)); MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0f9ee890)); x[6] = MAD_F_MLZ(hi, lo) + t1; x[11] = -x[6]; MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0f426cb5)); MAD_F_MLA(hi, lo, X[2], -MAD_F(0x00b2aa3e)); MAD_F_MLA(hi, lo, X[3], MAD_F(0x0898c779)); MAD_F_MLA(hi, lo, X[5], MAD_F(0x0f9ee890)); MAD_F_MLA(hi, lo, X[6], MAD_F(0x0acf37ad)); MAD_F_MLA(hi, lo, X[8], -MAD_F(0x07635284)); MAD_F_MLA(hi, lo, X[9], -MAD_F(0x0e313245)); MAD_F_MLA(hi, lo, X[11], -MAD_F(0x0bcbe352)); MAD_F_MLA(hi, lo, X[12], -MAD_F(0x03768962)); MAD_F_MLA(hi, lo, X[14], MAD_F(0x0d7e8807)); MAD_F_MLA(hi, lo, X[15], MAD_F(0x0ffc19fd)); MAD_F_MLA(hi, lo, X[17], MAD_F(0x04cfb0e2)); x[23] = x[30] = MAD_F_MLZ(hi, lo) + t1; MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0bcbe352)); MAD_F_MLA(hi, lo, X[2], MAD_F(0x0d7e8807)); MAD_F_MLA(hi, lo, X[3], -MAD_F(0x07635284)); MAD_F_MLA(hi, lo, X[5], MAD_F(0x04cfb0e2)); MAD_F_MLA(hi, lo, X[6], MAD_F(0x0f9ee890)); MAD_F_MLA(hi, lo, X[8], -MAD_F(0x0ffc19fd)); MAD_F_MLA(hi, lo, X[9], -MAD_F(0x00b2aa3e)); MAD_F_MLA(hi, lo, X[11], MAD_F(0x03768962)); MAD_F_MLA(hi, lo, X[12], -MAD_F(0x0f426cb5)); MAD_F_MLA(hi, lo, X[14], MAD_F(0x0e313245)); MAD_F_MLA(hi, lo, X[15], MAD_F(0x0898c779)); MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0acf37ad)); x[18] = x[35] = MAD_F_MLZ(hi, lo) - t1; MAD_F_ML0(hi, lo, X[4], MAD_F(0x061f78aa)); MAD_F_MLA(hi, lo, X[13], -MAD_F(0x0ec835e8)); t7 = MAD_F_MLZ(hi, lo); MAD_F_MLA(hi, lo, X[1], -MAD_F(0x0cb19346)); MAD_F_MLA(hi, lo, X[7], MAD_F(0x0fdcf549)); MAD_F_MLA(hi, lo, X[10], MAD_F(0x0216a2a2)); MAD_F_MLA(hi, lo, X[16], -MAD_F(0x09bd7ca0)); t2 = MAD_F_MLZ(hi, lo); MAD_F_MLA(hi, lo, X[0], MAD_F(0x04cfb0e2)); MAD_F_MLA(hi, lo, X[2], MAD_F(0x0ffc19fd)); MAD_F_MLA(hi, lo, X[3], -MAD_F(0x0d7e8807)); MAD_F_MLA(hi, lo, X[5], MAD_F(0x03768962)); MAD_F_MLA(hi, lo, X[6], -MAD_F(0x0bcbe352)); MAD_F_MLA(hi, lo, X[8], -MAD_F(0x0e313245)); MAD_F_MLA(hi, lo, X[9], MAD_F(0x07635284)); MAD_F_MLA(hi, lo, X[11], -MAD_F(0x0acf37ad)); MAD_F_MLA(hi, lo, X[12], MAD_F(0x0f9ee890)); MAD_F_MLA(hi, lo, X[14], MAD_F(0x0898c779)); MAD_F_MLA(hi, lo, X[15], MAD_F(0x00b2aa3e)); MAD_F_MLA(hi, lo, X[17], MAD_F(0x0f426cb5)); x[5] = MAD_F_MLZ(hi, lo); x[12] = -x[5]; MAD_F_ML0(hi, lo, X[0], MAD_F(0x0acf37ad)); MAD_F_MLA(hi, lo, X[2], -MAD_F(0x0898c779)); MAD_F_MLA(hi, lo, X[3], MAD_F(0x0e313245)); MAD_F_MLA(hi, lo, X[5], -MAD_F(0x0f426cb5)); MAD_F_MLA(hi, lo, X[6], -MAD_F(0x03768962)); MAD_F_MLA(hi, lo, X[8], MAD_F(0x00b2aa3e)); MAD_F_MLA(hi, lo, X[9], -MAD_F(0x0ffc19fd)); MAD_F_MLA(hi, lo, X[11], MAD_F(0x0f9ee890)); MAD_F_MLA(hi, lo, X[12], -MAD_F(0x04cfb0e2)); MAD_F_MLA(hi, lo, X[14], MAD_F(0x07635284)); MAD_F_MLA(hi, lo, X[15], MAD_F(0x0d7e8807)); MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0bcbe352)); x[0] = MAD_F_MLZ(hi, lo) + t2; x[17] = -x[0]; MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0f9ee890)); MAD_F_MLA(hi, lo, X[2], -MAD_F(0x07635284)); MAD_F_MLA(hi, lo, X[3], -MAD_F(0x00b2aa3e)); MAD_F_MLA(hi, lo, X[5], MAD_F(0x0bcbe352)); MAD_F_MLA(hi, lo, X[6], MAD_F(0x0f426cb5)); MAD_F_MLA(hi, lo, X[8], MAD_F(0x0d7e8807)); MAD_F_MLA(hi, lo, X[9], MAD_F(0x0898c779)); MAD_F_MLA(hi, lo, X[11], -MAD_F(0x04cfb0e2)); MAD_F_MLA(hi, lo, X[12], -MAD_F(0x0acf37ad)); MAD_F_MLA(hi, lo, X[14], -MAD_F(0x0ffc19fd)); MAD_F_MLA(hi, lo, X[15], -MAD_F(0x0e313245)); MAD_F_MLA(hi, lo, X[17], -MAD_F(0x03768962)); x[24] = x[29] = MAD_F_MLZ(hi, lo) + t2; MAD_F_ML0(hi, lo, X[1], -MAD_F(0x0216a2a2)); MAD_F_MLA(hi, lo, X[7], -MAD_F(0x09bd7ca0)); MAD_F_MLA(hi, lo, X[10], MAD_F(0x0cb19346)); MAD_F_MLA(hi, lo, X[16], MAD_F(0x0fdcf549)); t3 = MAD_F_MLZ(hi, lo) + t7; MAD_F_ML0(hi, lo, X[0], MAD_F(0x00b2aa3e)); MAD_F_MLA(hi, lo, X[2], MAD_F(0x03768962)); MAD_F_MLA(hi, lo, X[3], -MAD_F(0x04cfb0e2)); MAD_F_MLA(hi, lo, X[5], -MAD_F(0x07635284)); MAD_F_MLA(hi, lo, X[6], MAD_F(0x0898c779)); MAD_F_MLA(hi, lo, X[8], MAD_F(0x0acf37ad)); MAD_F_MLA(hi, lo, X[9], -MAD_F(0x0bcbe352)); MAD_F_MLA(hi, lo, X[11], -MAD_F(0x0d7e8807)); MAD_F_MLA(hi, lo, X[12], MAD_F(0x0e313245)); MAD_F_MLA(hi, lo, X[14], MAD_F(0x0f426cb5)); MAD_F_MLA(hi, lo, X[15], -MAD_F(0x0f9ee890)); MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0ffc19fd)); x[8] = MAD_F_MLZ(hi, lo) + t3; x[9] = -x[8]; MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0e313245)); MAD_F_MLA(hi, lo, X[2], MAD_F(0x0bcbe352)); MAD_F_MLA(hi, lo, X[3], MAD_F(0x0f9ee890)); MAD_F_MLA(hi, lo, X[5], -MAD_F(0x0898c779)); MAD_F_MLA(hi, lo, X[6], -MAD_F(0x0ffc19fd)); MAD_F_MLA(hi, lo, X[8], MAD_F(0x04cfb0e2)); MAD_F_MLA(hi, lo, X[9], MAD_F(0x0f426cb5)); MAD_F_MLA(hi, lo, X[11], -MAD_F(0x00b2aa3e)); MAD_F_MLA(hi, lo, X[12], -MAD_F(0x0d7e8807)); MAD_F_MLA(hi, lo, X[14], -MAD_F(0x03768962)); MAD_F_MLA(hi, lo, X[15], MAD_F(0x0acf37ad)); MAD_F_MLA(hi, lo, X[17], MAD_F(0x07635284)); x[21] = x[32] = MAD_F_MLZ(hi, lo) + t3; MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0d7e8807)); MAD_F_MLA(hi, lo, X[2], MAD_F(0x0f426cb5)); MAD_F_MLA(hi, lo, X[3], MAD_F(0x0acf37ad)); MAD_F_MLA(hi, lo, X[5], -MAD_F(0x0ffc19fd)); MAD_F_MLA(hi, lo, X[6], -MAD_F(0x07635284)); MAD_F_MLA(hi, lo, X[8], MAD_F(0x0f9ee890)); MAD_F_MLA(hi, lo, X[9], MAD_F(0x03768962)); MAD_F_MLA(hi, lo, X[11], -MAD_F(0x0e313245)); MAD_F_MLA(hi, lo, X[12], MAD_F(0x00b2aa3e)); MAD_F_MLA(hi, lo, X[14], MAD_F(0x0bcbe352)); MAD_F_MLA(hi, lo, X[15], -MAD_F(0x04cfb0e2)); MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0898c779)); x[20] = x[33] = MAD_F_MLZ(hi, lo) - t3; MAD_F_ML0(hi, lo, t14, -MAD_F(0x0ec835e8)); MAD_F_MLA(hi, lo, t15, MAD_F(0x061f78aa)); t4 = MAD_F_MLZ(hi, lo) - t7; MAD_F_ML0(hi, lo, t12, MAD_F(0x061f78aa)); MAD_F_MLA(hi, lo, t13, MAD_F(0x0ec835e8)); x[4] = MAD_F_MLZ(hi, lo) + t4; x[13] = -x[4]; MAD_F_ML0(hi, lo, t8, MAD_F(0x09bd7ca0)); MAD_F_MLA(hi, lo, t9, -MAD_F(0x0216a2a2)); MAD_F_MLA(hi, lo, t10, MAD_F(0x0fdcf549)); MAD_F_MLA(hi, lo, t11, -MAD_F(0x0cb19346)); x[1] = MAD_F_MLZ(hi, lo) + t4; x[16] = -x[1]; MAD_F_ML0(hi, lo, t8, -MAD_F(0x0fdcf549)); MAD_F_MLA(hi, lo, t9, -MAD_F(0x0cb19346)); MAD_F_MLA(hi, lo, t10, -MAD_F(0x09bd7ca0)); MAD_F_MLA(hi, lo, t11, -MAD_F(0x0216a2a2)); x[25] = x[28] = MAD_F_MLZ(hi, lo) + t4; MAD_F_ML0(hi, lo, X[1], -MAD_F(0x0fdcf549)); MAD_F_MLA(hi, lo, X[7], -MAD_F(0x0cb19346)); MAD_F_MLA(hi, lo, X[10], -MAD_F(0x09bd7ca0)); MAD_F_MLA(hi, lo, X[16], -MAD_F(0x0216a2a2)); t5 = MAD_F_MLZ(hi, lo) - t6; MAD_F_ML0(hi, lo, X[0], MAD_F(0x0898c779)); MAD_F_MLA(hi, lo, X[2], MAD_F(0x04cfb0e2)); MAD_F_MLA(hi, lo, X[3], MAD_F(0x0bcbe352)); MAD_F_MLA(hi, lo, X[5], MAD_F(0x00b2aa3e)); MAD_F_MLA(hi, lo, X[6], MAD_F(0x0e313245)); MAD_F_MLA(hi, lo, X[8], -MAD_F(0x03768962)); MAD_F_MLA(hi, lo, X[9], MAD_F(0x0f9ee890)); MAD_F_MLA(hi, lo, X[11], -MAD_F(0x07635284)); MAD_F_MLA(hi, lo, X[12], MAD_F(0x0ffc19fd)); MAD_F_MLA(hi, lo, X[14], -MAD_F(0x0acf37ad)); MAD_F_MLA(hi, lo, X[15], MAD_F(0x0f426cb5)); MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0d7e8807)); x[2] = MAD_F_MLZ(hi, lo) + t5; x[15] = -x[2]; MAD_F_ML0(hi, lo, X[0], MAD_F(0x07635284)); MAD_F_MLA(hi, lo, X[2], MAD_F(0x0acf37ad)); MAD_F_MLA(hi, lo, X[3], MAD_F(0x03768962)); MAD_F_MLA(hi, lo, X[5], MAD_F(0x0d7e8807)); MAD_F_MLA(hi, lo, X[6], -MAD_F(0x00b2aa3e)); MAD_F_MLA(hi, lo, X[8], MAD_F(0x0f426cb5)); MAD_F_MLA(hi, lo, X[9], -MAD_F(0x04cfb0e2)); MAD_F_MLA(hi, lo, X[11], MAD_F(0x0ffc19fd)); MAD_F_MLA(hi, lo, X[12], -MAD_F(0x0898c779)); MAD_F_MLA(hi, lo, X[14], MAD_F(0x0f9ee890)); MAD_F_MLA(hi, lo, X[15], -MAD_F(0x0bcbe352)); MAD_F_MLA(hi, lo, X[17], MAD_F(0x0e313245)); x[3] = MAD_F_MLZ(hi, lo) + t5; x[14] = -x[3]; MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0ffc19fd)); MAD_F_MLA(hi, lo, X[2], -MAD_F(0x0f9ee890)); MAD_F_MLA(hi, lo, X[3], -MAD_F(0x0f426cb5)); MAD_F_MLA(hi, lo, X[5], -MAD_F(0x0e313245)); MAD_F_MLA(hi, lo, X[6], -MAD_F(0x0d7e8807)); MAD_F_MLA(hi, lo, X[8], -MAD_F(0x0bcbe352)); MAD_F_MLA(hi, lo, X[9], -MAD_F(0x0acf37ad)); MAD_F_MLA(hi, lo, X[11], -MAD_F(0x0898c779)); MAD_F_MLA(hi, lo, X[12], -MAD_F(0x07635284)); MAD_F_MLA(hi, lo, X[14], -MAD_F(0x04cfb0e2)); MAD_F_MLA(hi, lo, X[15], -MAD_F(0x03768962)); MAD_F_MLA(hi, lo, X[17], -MAD_F(0x00b2aa3e)); x[26] = x[27] = MAD_F_MLZ(hi, lo) + t5;
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