1af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// Copyright 2014 Google Inc. All Rights Reserved. 2af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// 3af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// Use of this source code is governed by a BSD-style license 4af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// that can be found in the COPYING file in the root of the source 5af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// tree. An additional intellectual property rights grant can be found 6af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// in the file PATENTS. All contributing project authors may 7af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// be found in the AUTHORS file in the root of the source tree. 8af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// ----------------------------------------------------------------------------- 9af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// 10af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// MIPS version of speed-critical encoding functions. 11af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// 12af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// Author(s): Djordje Pesut (djordje.pesut@imgtec.com) 13af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// Jovan Zelincevic (jovan.zelincevic@imgtec.com) 14af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// Slobodan Prijic (slobodan.prijic@imgtec.com) 15af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 16af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#include "./dsp.h" 17af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 18af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#if defined(WEBP_USE_MIPS32) 19af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 20af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#include "../enc/vp8enci.h" 21af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#include "../enc/cost.h" 22af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 23af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#if defined(__GNUC__) && defined(__ANDROID__) && LOCAL_GCC_VERSION == 0x409 24af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#define WORK_AROUND_GCC 25af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#endif 26af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 27af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arorastatic const int kC1 = 20091 + (1 << 16); 28af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arorastatic const int kC2 = 35468; 29af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 30af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// macro for one vertical pass in ITransformOne 31af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// MUL macro inlined 32af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// temp0..temp15 holds tmp[0]..tmp[15] 33af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// A..D - offsets in bytes to load from in buffer 34af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// TEMP0..TEMP3 - registers for corresponding tmp elements 35af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// TEMP4..TEMP5 - temporary registers 36af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#define VERTICAL_PASS(A, B, C, D, TEMP4, TEMP0, TEMP1, TEMP2, TEMP3) \ 37af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lh %[temp16], "#A"(%[temp20]) \n\t" \ 38af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lh %[temp18], "#B"(%[temp20]) \n\t" \ 39af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lh %[temp17], "#C"(%[temp20]) \n\t" \ 40af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lh %[temp19], "#D"(%[temp20]) \n\t" \ 41af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP4"], %[temp16], %[temp18] \n\t" \ 42af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp16], %[temp16], %[temp18] \n\t" \ 43af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %["#TEMP0"], %[temp17], %[kC2] \n\t" \ 44af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %[temp18], %[temp19], %[kC1] \n\t" \ 45af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %[temp17], %[temp17], %[kC1] \n\t" \ 46af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %[temp19], %[temp19], %[kC2] \n\t" \ 47af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP0"], %["#TEMP0"], 16 \n\n" \ 48af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp18], %[temp18], 16 \n\n" \ 49af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp17], %[temp17], 16 \n\n" \ 50af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp19], %[temp19], 16 \n\n" \ 51af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %["#TEMP2"], %["#TEMP0"], %[temp18] \n\t" \ 52af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP3"], %[temp17], %[temp19] \n\t" \ 53af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP0"], %["#TEMP4"], %["#TEMP3"] \n\t" \ 54af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP1"], %[temp16], %["#TEMP2"] \n\t" \ 55af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %["#TEMP2"], %[temp16], %["#TEMP2"] \n\t" \ 56af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %["#TEMP3"], %["#TEMP4"], %["#TEMP3"] \n\t" 57af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 58af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// macro for one horizontal pass in ITransformOne 59af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// MUL and STORE macros inlined 60af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// a = clip_8b(a) is replaced with: a = max(a, 0); a = min(a, 255) 61af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// temp0..temp15 holds tmp[0]..tmp[15] 62af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// A..D - offsets in bytes to load from ref and store to dst buffer 63af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// TEMP0, TEMP4, TEMP8 and TEMP12 - registers for corresponding tmp elements 64af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#define HORIZONTAL_PASS(A, B, C, D, TEMP0, TEMP4, TEMP8, TEMP12) \ 65af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addiu %["#TEMP0"], %["#TEMP0"], 4 \n\t" \ 66af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp16], %["#TEMP0"], %["#TEMP8"] \n\t" \ 67af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp17], %["#TEMP0"], %["#TEMP8"] \n\t" \ 68af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %["#TEMP0"], %["#TEMP4"], %[kC2] \n\t" \ 69af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %["#TEMP8"], %["#TEMP12"], %[kC1] \n\t" \ 70af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %["#TEMP4"], %["#TEMP4"], %[kC1] \n\t" \ 71af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %["#TEMP12"], %["#TEMP12"], %[kC2] \n\t" \ 72af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP0"], %["#TEMP0"], 16 \n\t" \ 73af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP8"], %["#TEMP8"], 16 \n\t" \ 74af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP4"], %["#TEMP4"], 16 \n\t" \ 75af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP12"], %["#TEMP12"], 16 \n\t" \ 76af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp18], %["#TEMP0"], %["#TEMP8"] \n\t" \ 77af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp19], %["#TEMP4"], %["#TEMP12"] \n\t" \ 78af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP0"], %[temp16], %[temp19] \n\t" \ 79af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP4"], %[temp17], %[temp18] \n\t" \ 80af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %["#TEMP8"], %[temp17], %[temp18] \n\t" \ 81af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %["#TEMP12"], %[temp16], %[temp19] \n\t" \ 82af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp20], 0(%[args]) \n\t" \ 83af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP0"], %["#TEMP0"], 3 \n\t" \ 84af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP4"], %["#TEMP4"], 3 \n\t" \ 85af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP8"], %["#TEMP8"], 3 \n\t" \ 86af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP12"], %["#TEMP12"], 3 \n\t" \ 87af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp16], "#A"(%[temp20]) \n\t" \ 88af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp17], "#B"(%[temp20]) \n\t" \ 89af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp18], "#C"(%[temp20]) \n\t" \ 90af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp19], "#D"(%[temp20]) \n\t" \ 91af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP0"], %[temp16], %["#TEMP0"] \n\t" \ 92af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP4"], %[temp17], %["#TEMP4"] \n\t" \ 93af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP8"], %[temp18], %["#TEMP8"] \n\t" \ 94af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP12"], %[temp19], %["#TEMP12"] \n\t" \ 95af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp16], %["#TEMP0"], $zero \n\t" \ 96af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp17], %["#TEMP4"], $zero \n\t" \ 97af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp18], %["#TEMP8"], $zero \n\t" \ 98af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp19], %["#TEMP12"], $zero \n\t" \ 99af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movn %["#TEMP0"], $zero, %[temp16] \n\t" \ 100af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movn %["#TEMP4"], $zero, %[temp17] \n\t" \ 101af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movn %["#TEMP8"], $zero, %[temp18] \n\t" \ 102af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movn %["#TEMP12"], $zero, %[temp19] \n\t" \ 103af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addiu %[temp20], $zero, 255 \n\t" \ 104af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp16], %["#TEMP0"], %[temp20] \n\t" \ 105af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp17], %["#TEMP4"], %[temp20] \n\t" \ 106af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp18], %["#TEMP8"], %[temp20] \n\t" \ 107af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp19], %["#TEMP12"], %[temp20] \n\t" \ 108af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movz %["#TEMP0"], %[temp20], %[temp16] \n\t" \ 109af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movz %["#TEMP4"], %[temp20], %[temp17] \n\t" \ 110af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp16], 8(%[args]) \n\t" \ 111af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movz %["#TEMP8"], %[temp20], %[temp18] \n\t" \ 112af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movz %["#TEMP12"], %[temp20], %[temp19] \n\t" \ 113af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sb %["#TEMP0"], "#A"(%[temp16]) \n\t" \ 114af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sb %["#TEMP4"], "#B"(%[temp16]) \n\t" \ 115af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sb %["#TEMP8"], "#C"(%[temp16]) \n\t" \ 116af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sb %["#TEMP12"], "#D"(%[temp16]) \n\t" 117af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 118af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// Does one or two inverse transforms. 119af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arorastatic WEBP_INLINE void ITransformOne(const uint8_t* ref, const int16_t* in, 120af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora uint8_t* dst) { 121af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int temp0, temp1, temp2, temp3, temp4, temp5, temp6; 122af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int temp7, temp8, temp9, temp10, temp11, temp12, temp13; 123af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int temp14, temp15, temp16, temp17, temp18, temp19, temp20; 124af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const int* args[3] = {(const int*)ref, (const int*)in, (const int*)dst}; 125af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 126af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora __asm__ volatile( 127af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp20], 4(%[args]) \n\t" 128af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VERTICAL_PASS(0, 16, 8, 24, temp4, temp0, temp1, temp2, temp3) 129af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VERTICAL_PASS(2, 18, 10, 26, temp8, temp4, temp5, temp6, temp7) 130af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VERTICAL_PASS(4, 20, 12, 28, temp12, temp8, temp9, temp10, temp11) 131af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VERTICAL_PASS(6, 22, 14, 30, temp20, temp12, temp13, temp14, temp15) 132af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 133af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora HORIZONTAL_PASS( 0, 1, 2, 3, temp0, temp4, temp8, temp12) 134af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora HORIZONTAL_PASS(16, 17, 18, 19, temp1, temp5, temp9, temp13) 135af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora HORIZONTAL_PASS(32, 33, 34, 35, temp2, temp6, temp10, temp14) 136af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora HORIZONTAL_PASS(48, 49, 50, 51, temp3, temp7, temp11, temp15) 137af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 138af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), 139af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), 140af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), 141af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp9]"=&r"(temp9), [temp10]"=&r"(temp10), [temp11]"=&r"(temp11), 142af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp12]"=&r"(temp12), [temp13]"=&r"(temp13), [temp14]"=&r"(temp14), 143af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp15]"=&r"(temp15), [temp16]"=&r"(temp16), [temp17]"=&r"(temp17), 144af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp18]"=&r"(temp18), [temp19]"=&r"(temp19), [temp20]"=&r"(temp20) 145af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [args]"r"(args), [kC1]"r"(kC1), [kC2]"r"(kC2) 146af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : "memory", "hi", "lo" 147af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ); 148af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora} 149af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 150af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arorastatic void ITransform(const uint8_t* ref, const int16_t* in, 151af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora uint8_t* dst, int do_two) { 152af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ITransformOne(ref, in, dst); 153af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora if (do_two) { 154af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ITransformOne(ref + 4, in + 16, dst + 4); 155af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora } 156af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora} 157af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 158af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#undef VERTICAL_PASS 159af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#undef HORIZONTAL_PASS 160af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 161af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// macro for one pass through for loop in QuantizeBlock 162af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// QUANTDIV macro inlined 163af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// J - offset in bytes (kZigzag[n] * 2) 164af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// K - offset in bytes (kZigzag[n] * 4) 165af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// N - offset in bytes (n * 2) 166af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#define QUANTIZE_ONE(J, K, N) \ 167af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lh %[temp0], "#J"(%[ppin]) \n\t" \ 168af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lhu %[temp1], "#J"(%[ppsharpen]) \n\t" \ 169af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp2], "#K"(%[ppzthresh]) \n\t" \ 170af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[sign], %[temp0], 15 \n\t" \ 171af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "xor %[coeff], %[temp0], %[sign] \n\t" \ 172af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[coeff], %[coeff], %[sign] \n\t" \ 173af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[coeff], %[coeff], %[temp1] \n\t" \ 174af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp4], %[temp2], %[coeff] \n\t" \ 175af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addiu %[temp5], $zero, 0 \n\t" \ 176af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addiu %[level], $zero, 0 \n\t" \ 177af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "beqz %[temp4], 2f \n\t" \ 178af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lhu %[temp1], "#J"(%[ppiq]) \n\t" \ 179af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp2], "#K"(%[ppbias]) \n\t" \ 180af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lhu %[temp3], "#J"(%[ppq]) \n\t" \ 181af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %[level], %[coeff], %[temp1] \n\t" \ 182af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[level], %[level], %[temp2] \n\t" \ 183af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[level], %[level], 17 \n\t" \ 184af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp4], %[max_level], %[level] \n\t" \ 185af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movn %[level], %[max_level], %[temp4] \n\t" \ 186af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "xor %[level], %[level], %[sign] \n\t" \ 187af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[level], %[level], %[sign] \n\t" \ 188af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %[temp5], %[level], %[temp3] \n\t" \ 189af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora"2: \n\t" \ 190af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sh %[temp5], "#J"(%[ppin]) \n\t" \ 191af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sh %[level], "#N"(%[pout]) \n\t" 192af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 193af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arorastatic int QuantizeBlock(int16_t in[16], int16_t out[16], 194af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const VP8Matrix* const mtx) { 195af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int temp0, temp1, temp2, temp3, temp4, temp5; 196af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int sign, coeff, level, i; 197af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int max_level = MAX_LEVEL; 198af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 199af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int16_t* ppin = &in[0]; 200af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int16_t* pout = &out[0]; 201af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const uint16_t* ppsharpen = &mtx->sharpen_[0]; 202af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const uint32_t* ppzthresh = &mtx->zthresh_[0]; 203af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const uint16_t* ppq = &mtx->q_[0]; 204af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const uint16_t* ppiq = &mtx->iq_[0]; 205af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const uint32_t* ppbias = &mtx->bias_[0]; 206af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 207af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora __asm__ volatile( 208af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE( 0, 0, 0) 209af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE( 2, 4, 2) 210af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE( 8, 16, 4) 211af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE(16, 32, 6) 212af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE(10, 20, 8) 213af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE( 4, 8, 10) 214af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE( 6, 12, 12) 215af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE(12, 24, 14) 216af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE(18, 36, 16) 217af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE(24, 48, 18) 218af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE(26, 52, 20) 219af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE(20, 40, 22) 220af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE(14, 28, 24) 221af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE(22, 44, 26) 222af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE(28, 56, 28) 223af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora QUANTIZE_ONE(30, 60, 30) 224af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 225af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), 226af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), 227af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), 228af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [sign]"=&r"(sign), [coeff]"=&r"(coeff), 229af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [level]"=&r"(level) 230af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [pout]"r"(pout), [ppin]"r"(ppin), 231af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [ppiq]"r"(ppiq), [max_level]"r"(max_level), 232af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [ppbias]"r"(ppbias), [ppzthresh]"r"(ppzthresh), 233af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [ppsharpen]"r"(ppsharpen), [ppq]"r"(ppq) 234af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : "memory", "hi", "lo" 235af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ); 236af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 237af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora // moved out from macro to increase possibility for earlier breaking 238af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora for (i = 15; i >= 0; i--) { 239af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora if (out[i]) return 1; 240af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora } 241af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora return 0; 242af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora} 243af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 244af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#undef QUANTIZE_ONE 245af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 246af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// macro for one horizontal pass in Disto4x4 (TTransform) 247af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// two calls of function TTransform are merged into single one 248af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// A..D - offsets in bytes to load from a and b buffers 249af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// E..H - offsets in bytes to store first results to tmp buffer 250af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// E1..H1 - offsets in bytes to store second results to tmp buffer 251af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#define HORIZONTAL_PASS(A, B, C, D, E, F, G, H, E1, F1, G1, H1) \ 252af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp0], "#A"(%[a]) \n\t" \ 253af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp1], "#B"(%[a]) \n\t" \ 254af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp2], "#C"(%[a]) \n\t" \ 255af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp3], "#D"(%[a]) \n\t" \ 256af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp4], "#A"(%[b]) \n\t" \ 257af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp5], "#B"(%[b]) \n\t" \ 258af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp6], "#C"(%[b]) \n\t" \ 259af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp7], "#D"(%[b]) \n\t" \ 260af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp8], %[temp0], %[temp2] \n\t" \ 261af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp0], %[temp0], %[temp2] \n\t" \ 262af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp2], %[temp1], %[temp3] \n\t" \ 263af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp1], %[temp1], %[temp3] \n\t" \ 264af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp3], %[temp4], %[temp6] \n\t" \ 265af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp4], %[temp4], %[temp6] \n\t" \ 266af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp6], %[temp5], %[temp7] \n\t" \ 267af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp5], %[temp5], %[temp7] \n\t" \ 268af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp7], %[temp8], %[temp2] \n\t" \ 269af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp2], %[temp8], %[temp2] \n\t" \ 270af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp8], %[temp0], %[temp1] \n\t" \ 271af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp0], %[temp0], %[temp1] \n\t" \ 272af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp1], %[temp3], %[temp6] \n\t" \ 273af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp3], %[temp3], %[temp6] \n\t" \ 274af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp6], %[temp4], %[temp5] \n\t" \ 275af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp4], %[temp4], %[temp5] \n\t" \ 276af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sw %[temp7], "#E"(%[tmp]) \n\t" \ 277af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sw %[temp2], "#H"(%[tmp]) \n\t" \ 278af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sw %[temp8], "#F"(%[tmp]) \n\t" \ 279af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sw %[temp0], "#G"(%[tmp]) \n\t" \ 280af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sw %[temp1], "#E1"(%[tmp]) \n\t" \ 281af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sw %[temp3], "#H1"(%[tmp]) \n\t" \ 282af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sw %[temp6], "#F1"(%[tmp]) \n\t" \ 283af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sw %[temp4], "#G1"(%[tmp]) \n\t" 284af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 285af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// macro for one vertical pass in Disto4x4 (TTransform) 286af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// two calls of function TTransform are merged into single one 287af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// since only one accu is available in mips32r1 instruction set 288af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// first is done second call of function TTransform and after 289af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// that first one. 290af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// const int sum1 = TTransform(a, w); 291af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// const int sum2 = TTransform(b, w); 292af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// return abs(sum2 - sum1) >> 5; 293af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// (sum2 - sum1) is calculated with madds (sub2) and msubs (sub1) 294af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// A..D - offsets in bytes to load first results from tmp buffer 295af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// A1..D1 - offsets in bytes to load second results from tmp buffer 296af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// E..H - offsets in bytes to load from w buffer 297af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#define VERTICAL_PASS(A, B, C, D, A1, B1, C1, D1, E, F, G, H) \ 298af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp0], "#A1"(%[tmp]) \n\t" \ 299af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp1], "#C1"(%[tmp]) \n\t" \ 300af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp2], "#B1"(%[tmp]) \n\t" \ 301af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp3], "#D1"(%[tmp]) \n\t" \ 302af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp8], %[temp0], %[temp1] \n\t" \ 303af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp0], %[temp0], %[temp1] \n\t" \ 304af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp1], %[temp2], %[temp3] \n\t" \ 305af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp2], %[temp2], %[temp3] \n\t" \ 306af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp3], %[temp8], %[temp1] \n\t" \ 307af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp8], %[temp8], %[temp1] \n\t" \ 308af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp1], %[temp0], %[temp2] \n\t" \ 309af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp0], %[temp0], %[temp2] \n\t" \ 310af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp4], %[temp3], 31 \n\t" \ 311af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp5], %[temp1], 31 \n\t" \ 312af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp6], %[temp0], 31 \n\t" \ 313af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp7], %[temp8], 31 \n\t" \ 314af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "xor %[temp3], %[temp3], %[temp4] \n\t" \ 315af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "xor %[temp1], %[temp1], %[temp5] \n\t" \ 316af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "xor %[temp0], %[temp0], %[temp6] \n\t" \ 317af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "xor %[temp8], %[temp8], %[temp7] \n\t" \ 318af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp3], %[temp3], %[temp4] \n\t" \ 319af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp1], %[temp1], %[temp5] \n\t" \ 320af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp0], %[temp0], %[temp6] \n\t" \ 321af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp8], %[temp8], %[temp7] \n\t" \ 322af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lhu %[temp4], "#E"(%[w]) \n\t" \ 323af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lhu %[temp5], "#F"(%[w]) \n\t" \ 324af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lhu %[temp6], "#G"(%[w]) \n\t" \ 325af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lhu %[temp7], "#H"(%[w]) \n\t" \ 326af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "madd %[temp4], %[temp3] \n\t" \ 327af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "madd %[temp5], %[temp1] \n\t" \ 328af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "madd %[temp6], %[temp0] \n\t" \ 329af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "madd %[temp7], %[temp8] \n\t" \ 330af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp0], "#A"(%[tmp]) \n\t" \ 331af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp1], "#C"(%[tmp]) \n\t" \ 332af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp2], "#B"(%[tmp]) \n\t" \ 333af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp3], "#D"(%[tmp]) \n\t" \ 334af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp8], %[temp0], %[temp1] \n\t" \ 335af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp0], %[temp0], %[temp1] \n\t" \ 336af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp1], %[temp2], %[temp3] \n\t" \ 337af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp2], %[temp2], %[temp3] \n\t" \ 338af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp3], %[temp8], %[temp1] \n\t" \ 339af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp1], %[temp8], %[temp1] \n\t" \ 340af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp8], %[temp0], %[temp2] \n\t" \ 341af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp0], %[temp0], %[temp2] \n\t" \ 342af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp2], %[temp3], 31 \n\t" \ 343af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "xor %[temp3], %[temp3], %[temp2] \n\t" \ 344af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp3], %[temp3], %[temp2] \n\t" \ 345af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "msub %[temp4], %[temp3] \n\t" \ 346af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp2], %[temp8], 31 \n\t" \ 347af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp3], %[temp0], 31 \n\t" \ 348af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp4], %[temp1], 31 \n\t" \ 349af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "xor %[temp8], %[temp8], %[temp2] \n\t" \ 350af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "xor %[temp0], %[temp0], %[temp3] \n\t" \ 351af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "xor %[temp1], %[temp1], %[temp4] \n\t" \ 352af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp8], %[temp8], %[temp2] \n\t" \ 353af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp0], %[temp0], %[temp3] \n\t" \ 354af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp1], %[temp1], %[temp4] \n\t" \ 355af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "msub %[temp5], %[temp8] \n\t" \ 356af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "msub %[temp6], %[temp0] \n\t" \ 357af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "msub %[temp7], %[temp1] \n\t" 358af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 359af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arorastatic int Disto4x4(const uint8_t* const a, const uint8_t* const b, 360af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const uint16_t* const w) { 361af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int tmp[32]; 362af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8; 363af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 364af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora __asm__ volatile( 365af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora HORIZONTAL_PASS( 0, 1, 2, 3, 0, 4, 8, 12, 64, 68, 72, 76) 366af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora HORIZONTAL_PASS(16, 17, 18, 19, 16, 20, 24, 28, 80, 84, 88, 92) 367af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora HORIZONTAL_PASS(32, 33, 34, 35, 32, 36, 40, 44, 96, 100, 104, 108) 368af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora HORIZONTAL_PASS(48, 49, 50, 51, 48, 52, 56, 60, 112, 116, 120, 124) 369af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mthi $zero \n\t" 370af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mtlo $zero \n\t" 371af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VERTICAL_PASS( 0, 16, 32, 48, 64, 80, 96, 112, 0, 8, 16, 24) 372af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VERTICAL_PASS( 4, 20, 36, 52, 68, 84, 100, 116, 2, 10, 18, 26) 373af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VERTICAL_PASS( 8, 24, 40, 56, 72, 88, 104, 120, 4, 12, 20, 28) 374af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VERTICAL_PASS(12, 28, 44, 60, 76, 92, 108, 124, 6, 14, 22, 30) 375af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mflo %[temp0] \n\t" 376af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp1], %[temp0], 31 \n\t" 377af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "xor %[temp0], %[temp0], %[temp1] \n\t" 378af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp0], %[temp0], %[temp1] \n\t" 379af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %[temp0], %[temp0], 5 \n\t" 380af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 381af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), 382af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), 383af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8) 384af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [a]"r"(a), [b]"r"(b), [w]"r"(w), [tmp]"r"(tmp) 385af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : "memory", "hi", "lo" 386af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ); 387af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 388af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora return temp0; 389af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora} 390af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 391af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#undef VERTICAL_PASS 392af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#undef HORIZONTAL_PASS 393af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 394af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arorastatic int Disto16x16(const uint8_t* const a, const uint8_t* const b, 395af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const uint16_t* const w) { 396af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int D = 0; 397af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int x, y; 398af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora for (y = 0; y < 16 * BPS; y += 4 * BPS) { 399af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora for (x = 0; x < 16; x += 4) { 400af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora D += Disto4x4(a + x + y, b + x + y, w); 401af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora } 402af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora } 403af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora return D; 404af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora} 405af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 406af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// macro for one horizontal pass in FTransform 407af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// temp0..temp15 holds tmp[0]..tmp[15] 408af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// A..D - offsets in bytes to load from src and ref buffers 409af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// TEMP0..TEMP3 - registers for corresponding tmp elements 410af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#define HORIZONTAL_PASS(A, B, C, D, TEMP0, TEMP1, TEMP2, TEMP3) \ 411af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %["#TEMP1"], 0(%[args]) \n\t" \ 412af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %["#TEMP2"], 4(%[args]) \n\t" \ 413af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp16], "#A"(%["#TEMP1"]) \n\t" \ 414af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp17], "#A"(%["#TEMP2"]) \n\t" \ 415af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp18], "#B"(%["#TEMP1"]) \n\t" \ 416af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp19], "#B"(%["#TEMP2"]) \n\t" \ 417af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp20], %[temp16], %[temp17] \n\t" \ 418af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp16], "#C"(%["#TEMP1"]) \n\t" \ 419af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp17], "#C"(%["#TEMP2"]) \n\t" \ 420af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %["#TEMP0"], %[temp18], %[temp19] \n\t" \ 421af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp18], "#D"(%["#TEMP1"]) \n\t" \ 422af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp19], "#D"(%["#TEMP2"]) \n\t" \ 423af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %["#TEMP1"], %[temp16], %[temp17] \n\t" \ 424af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %["#TEMP2"], %[temp18], %[temp19] \n\t" \ 425af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP3"], %[temp20], %["#TEMP2"] \n\t" \ 426af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %["#TEMP2"], %[temp20], %["#TEMP2"] \n\t" \ 427af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp20], %["#TEMP0"], %["#TEMP1"] \n\t" \ 428af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %["#TEMP0"], %["#TEMP0"], %["#TEMP1"] \n\t" \ 429af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %[temp16], %["#TEMP2"], %[c5352] \n\t" \ 430af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %[temp17], %["#TEMP2"], %[c2217] \n\t" \ 431af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %[temp18], %["#TEMP0"], %[c5352] \n\t" \ 432af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %[temp19], %["#TEMP0"], %[c2217] \n\t" \ 433af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP1"], %["#TEMP3"], %[temp20] \n\t" \ 434af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp20], %["#TEMP3"], %[temp20] \n\t" \ 435af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sll %["#TEMP0"], %["#TEMP1"], 3 \n\t" \ 436af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sll %["#TEMP2"], %[temp20], 3 \n\t" \ 437af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addiu %[temp16], %[temp16], 1812 \n\t" \ 438af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addiu %[temp17], %[temp17], 937 \n\t" \ 439af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp16], %[temp16], %[temp19] \n\t" \ 440af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp17], %[temp17], %[temp18] \n\t" \ 441af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP1"], %[temp16], 9 \n\t" \ 442af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP3"], %[temp17], 9 \n\t" 443af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 444af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// macro for one vertical pass in FTransform 445af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// temp0..temp15 holds tmp[0]..tmp[15] 446af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// A..D - offsets in bytes to store to out buffer 447af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// TEMP0, TEMP4, TEMP8 and TEMP12 - registers for corresponding tmp elements 448af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#define VERTICAL_PASS(A, B, C, D, TEMP0, TEMP4, TEMP8, TEMP12) \ 449af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp16], %["#TEMP0"], %["#TEMP12"] \n\t" \ 450af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp19], %["#TEMP0"], %["#TEMP12"] \n\t" \ 451af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp17], %["#TEMP4"], %["#TEMP8"] \n\t" \ 452af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp18], %["#TEMP4"], %["#TEMP8"] \n\t" \ 453af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %["#TEMP8"], %[temp19], %[c2217] \n\t" \ 454af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %["#TEMP12"], %[temp18], %[c2217] \n\t" \ 455af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %["#TEMP4"], %[temp19], %[c5352] \n\t" \ 456af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mul %[temp18], %[temp18], %[c5352] \n\t" \ 457af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addiu %[temp16], %[temp16], 7 \n\t" \ 458af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP0"], %[temp16], %[temp17] \n\t" \ 459af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP0"], %["#TEMP0"], 4 \n\t" \ 460af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %["#TEMP12"], %["#TEMP12"], %["#TEMP4"] \n\t" \ 461af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %["#TEMP4"], %[temp16], %[temp17] \n\t" \ 462af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP4"], %["#TEMP4"], 4 \n\t" \ 463af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addiu %["#TEMP8"], %["#TEMP8"], 30000 \n\t" \ 464af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addiu %["#TEMP12"], %["#TEMP12"], 12000 \n\t" \ 465af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addiu %["#TEMP8"], %["#TEMP8"], 21000 \n\t" \ 466af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %["#TEMP8"], %["#TEMP8"], %[temp18] \n\t" \ 467af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP12"], %["#TEMP12"], 16 \n\t" \ 468af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sra %["#TEMP8"], %["#TEMP8"], 16 \n\t" \ 469af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addiu %[temp16], %["#TEMP12"], 1 \n\t" \ 470af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movn %["#TEMP12"], %[temp16], %[temp19] \n\t" \ 471af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sh %["#TEMP0"], "#A"(%[temp20]) \n\t" \ 472af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sh %["#TEMP4"], "#C"(%[temp20]) \n\t" \ 473af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sh %["#TEMP8"], "#D"(%[temp20]) \n\t" \ 474af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sh %["#TEMP12"], "#B"(%[temp20]) \n\t" 475af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 476af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arorastatic void FTransform(const uint8_t* src, const uint8_t* ref, int16_t* out) { 477af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8; 478af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int temp9, temp10, temp11, temp12, temp13, temp14, temp15, temp16; 479af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int temp17, temp18, temp19, temp20; 480af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const int c2217 = 2217; 481af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const int c5352 = 5352; 482af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const int* const args[3] = 483af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora { (const int*)src, (const int*)ref, (const int*)out }; 484af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 485af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora __asm__ volatile( 486af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora HORIZONTAL_PASS( 0, 1, 2, 3, temp0, temp1, temp2, temp3) 487af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora HORIZONTAL_PASS(16, 17, 18, 19, temp4, temp5, temp6, temp7) 488af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora HORIZONTAL_PASS(32, 33, 34, 35, temp8, temp9, temp10, temp11) 489af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora HORIZONTAL_PASS(48, 49, 50, 51, temp12, temp13, temp14, temp15) 490af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lw %[temp20], 8(%[args]) \n\t" 491af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VERTICAL_PASS(0, 8, 16, 24, temp0, temp4, temp8, temp12) 492af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VERTICAL_PASS(2, 10, 18, 26, temp1, temp5, temp9, temp13) 493af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VERTICAL_PASS(4, 12, 20, 28, temp2, temp6, temp10, temp14) 494af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VERTICAL_PASS(6, 14, 22, 30, temp3, temp7, temp11, temp15) 495af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 496af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), 497af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), 498af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), 499af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp9]"=&r"(temp9), [temp10]"=&r"(temp10), [temp11]"=&r"(temp11), 500af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp12]"=&r"(temp12), [temp13]"=&r"(temp13), [temp14]"=&r"(temp14), 501af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp15]"=&r"(temp15), [temp16]"=&r"(temp16), [temp17]"=&r"(temp17), 502af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp18]"=&r"(temp18), [temp19]"=&r"(temp19), [temp20]"=&r"(temp20) 503af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [args]"r"(args), [c2217]"r"(c2217), [c5352]"r"(c5352) 504af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : "memory", "hi", "lo" 505af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ); 506af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora} 507af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 508af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#undef VERTICAL_PASS 509af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#undef HORIZONTAL_PASS 510af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 511af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// Forward declaration. 512af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Aroraextern int VP8GetResidualCostMIPS32(int ctx0, const VP8Residual* const res); 513af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 514af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Aroraint VP8GetResidualCostMIPS32(int ctx0, const VP8Residual* const res) { 515af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int n = res->first; 516af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora // should be prob[VP8EncBands[n]], but it's equivalent for n=0 or 1 517af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int p0 = res->prob[n][ctx0][0]; 518af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const uint16_t* t = res->cost[n][ctx0]; 519af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int cost; 520af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const int const_2 = 2; 521af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const int const_255 = 255; 522af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const int const_max_level = MAX_VARIABLE_LEVEL; 523af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int res_cost; 524af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int res_prob; 525af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int res_coeffs; 526af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int res_last; 527af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int v_reg; 528af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int b_reg; 529af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int ctx_reg; 530af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int cost_add, temp_1, temp_2, temp_3; 531af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 532af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora if (res->last < 0) { 533af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora return VP8BitCost(0, p0); 534af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora } 535af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 536af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora cost = (ctx0 == 0) ? VP8BitCost(1, p0) : 0; 537af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 538af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora res_cost = (int)res->cost; 539af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora res_prob = (int)res->prob; 540af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora res_coeffs = (int)res->coeffs; 541af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora res_last = (int)res->last; 542af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 543af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora __asm__ volatile( 544af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ".set push \n\t" 545af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ".set noreorder \n\t" 546af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 547af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sll %[temp_1], %[n], 1 \n\t" 548af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[res_coeffs], %[res_coeffs], %[temp_1] \n\t" 549af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp_2], %[n], %[res_last] \n\t" 550af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "bnez %[temp_2], 1f \n\t" 551af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora " li %[cost_add], 0 \n\t" 552af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "b 2f \n\t" 553af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora " nop \n\t" 554af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "1: \n\t" 555af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lh %[v_reg], 0(%[res_coeffs]) \n\t" 556af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[b_reg], %[n], %[VP8EncBands] \n\t" 557af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "move %[temp_1], %[const_max_level] \n\t" 558af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[cost], %[cost], %[cost_add] \n\t" 559af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "negu %[temp_2], %[v_reg] \n\t" 560af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slti %[temp_3], %[v_reg], 0 \n\t" 561af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movn %[v_reg], %[temp_2], %[temp_3] \n\t" 562af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[b_reg], 1(%[b_reg]) \n\t" 563af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "li %[cost_add], 0 \n\t" 564af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 565af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sltiu %[temp_3], %[v_reg], 2 \n\t" 566af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "move %[ctx_reg], %[v_reg] \n\t" 567af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movz %[ctx_reg], %[const_2], %[temp_3] \n\t" 568af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora // cost += VP8LevelCost(t, v); 569af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp_3], %[v_reg], %[const_max_level] \n\t" 570af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "movn %[temp_1], %[v_reg], %[temp_3] \n\t" 571af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sll %[temp_2], %[v_reg], 1 \n\t" 572af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp_2], %[temp_2], %[VP8LevelFixedCosts] \n\t" 573af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lhu %[temp_2], 0(%[temp_2]) \n\t" 574af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sll %[temp_1], %[temp_1], 1 \n\t" 575af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp_1], %[temp_1], %[t] \n\t" 576af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lhu %[temp_3], 0(%[temp_1]) \n\t" 577af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[cost], %[cost], %[temp_2] \n\t" 578af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 579af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora // t = res->cost[b][ctx]; 580af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sll %[temp_1], %[ctx_reg], 7 \n\t" 581af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sll %[temp_2], %[ctx_reg], 3 \n\t" 582af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[cost], %[cost], %[temp_3] \n\t" 583af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp_1], %[temp_1], %[temp_2] \n\t" 584af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sll %[temp_2], %[b_reg], 3 \n\t" 585af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sll %[temp_3], %[b_reg], 5 \n\t" 586af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sub %[temp_2], %[temp_3], %[temp_2] \n\t" 587af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "sll %[temp_3], %[temp_2], 4 \n\t" 588af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp_1], %[temp_1], %[temp_3] \n\t" 589af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[temp_2], %[temp_2], %[res_cost] \n\t" 590af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addiu %[n], %[n], 1 \n\t" 591af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "addu %[t], %[temp_1], %[temp_2] \n\t" 592af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "slt %[temp_1], %[n], %[res_last] \n\t" 593af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "bnez %[temp_1], 1b \n\t" 594af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora " addiu %[res_coeffs], %[res_coeffs], 2 \n\t" 595af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "2: \n\t" 596af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 597af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ".set pop \n\t" 598af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [cost]"+r"(cost), [t]"+r"(t), [n]"+r"(n), [v_reg]"=&r"(v_reg), 599af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [ctx_reg]"=&r"(ctx_reg), [b_reg]"=&r"(b_reg), [cost_add]"=&r"(cost_add), 600af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp_1]"=&r"(temp_1), [temp_2]"=&r"(temp_2), [temp_3]"=&r"(temp_3) 601af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [const_2]"r"(const_2), [const_255]"r"(const_255), [res_last]"r"(res_last), 602af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [VP8EntropyCost]"r"(VP8EntropyCost), [VP8EncBands]"r"(VP8EncBands), 603af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [const_max_level]"r"(const_max_level), [res_prob]"r"(res_prob), 604af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [VP8LevelFixedCosts]"r"(VP8LevelFixedCosts), [res_coeffs]"r"(res_coeffs), 605af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [res_cost]"r"(res_cost) 606af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : "memory" 607af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ); 608af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 609af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora // Last coefficient is always non-zero 610af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora { 611af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const int v = abs(res->coeffs[n]); 612af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora assert(v != 0); 613af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora cost += VP8LevelCost(t, v); 614af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora if (n < 15) { 615af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const int b = VP8EncBands[n + 1]; 616af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const int ctx = (v == 1) ? 1 : 2; 617af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora const int last_p0 = res->prob[b][ctx][0]; 618af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora cost += VP8BitCost(0, last_p0); 619af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora } 620af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora } 621af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora return cost; 622af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora} 623af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 624af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#define GET_SSE_INNER(A, B, C, D) \ 625af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp0], "#A"(%[a]) \n\t" \ 626af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp1], "#A"(%[b]) \n\t" \ 627af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp2], "#B"(%[a]) \n\t" \ 628af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp3], "#B"(%[b]) \n\t" \ 629af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp4], "#C"(%[a]) \n\t" \ 630af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp5], "#C"(%[b]) \n\t" \ 631af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp6], "#D"(%[a]) \n\t" \ 632af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "lbu %[temp7], "#D"(%[b]) \n\t" \ 633af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp0], %[temp0], %[temp1] \n\t" \ 634af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp2], %[temp2], %[temp3] \n\t" \ 635af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp4], %[temp4], %[temp5] \n\t" \ 636af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "subu %[temp6], %[temp6], %[temp7] \n\t" \ 637af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "madd %[temp0], %[temp0] \n\t" \ 638af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "madd %[temp2], %[temp2] \n\t" \ 639af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "madd %[temp4], %[temp4] \n\t" \ 640af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "madd %[temp6], %[temp6] \n\t" 641af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 642af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#define GET_SSE(A, B, C, D) \ 643af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE_INNER(A, A + 1, A + 2, A + 3) \ 644af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE_INNER(B, B + 1, B + 2, B + 3) \ 645af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE_INNER(C, C + 1, C + 2, C + 3) \ 646af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE_INNER(D, D + 1, D + 2, D + 3) 647af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 648af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#if !defined(WORK_AROUND_GCC) 649af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arorastatic int SSE16x16(const uint8_t* a, const uint8_t* b) { 650af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int count; 651af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; 652af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 653af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora __asm__ volatile( 654af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mult $zero, $zero \n\t" 655af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 656af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 0, 4, 8, 12) 657af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 16, 20, 24, 28) 658af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 32, 36, 40, 44) 659af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 48, 52, 56, 60) 660af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 64, 68, 72, 76) 661af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 80, 84, 88, 92) 662af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 96, 100, 104, 108) 663af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(112, 116, 120, 124) 664af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(128, 132, 136, 140) 665af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(144, 148, 152, 156) 666af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(160, 164, 168, 172) 667af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(176, 180, 184, 188) 668af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(192, 196, 200, 204) 669af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(208, 212, 216, 220) 670af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(224, 228, 232, 236) 671af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(240, 244, 248, 252) 672af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 673af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mflo %[count] \n\t" 674af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), 675af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), 676af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [count]"=&r"(count) 677af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [a]"r"(a), [b]"r"(b) 678af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : "memory", "hi" , "lo" 679af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ); 680af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora return count; 681af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora} 682af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 683af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arorastatic int SSE16x8(const uint8_t* a, const uint8_t* b) { 684af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int count; 685af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; 686af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 687af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora __asm__ volatile( 688af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mult $zero, $zero \n\t" 689af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 690af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 0, 4, 8, 12) 691af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 16, 20, 24, 28) 692af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 32, 36, 40, 44) 693af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 48, 52, 56, 60) 694af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 64, 68, 72, 76) 695af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 80, 84, 88, 92) 696af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 96, 100, 104, 108) 697af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(112, 116, 120, 124) 698af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 699af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mflo %[count] \n\t" 700af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), 701af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), 702af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [count]"=&r"(count) 703af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [a]"r"(a), [b]"r"(b) 704af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : "memory", "hi" , "lo" 705af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ); 706af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora return count; 707af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora} 708af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 709af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arorastatic int SSE8x8(const uint8_t* a, const uint8_t* b) { 710af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int count; 711af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; 712af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 713af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora __asm__ volatile( 714af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mult $zero, $zero \n\t" 715af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 716af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE( 0, 4, 16, 20) 717af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(32, 36, 48, 52) 718af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(64, 68, 80, 84) 719af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(96, 100, 112, 116) 720af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 721af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mflo %[count] \n\t" 722af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), 723af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), 724af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [count]"=&r"(count) 725af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [a]"r"(a), [b]"r"(b) 726af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : "memory", "hi" , "lo" 727af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ); 728af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora return count; 729af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora} 730af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 731af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arorastatic int SSE4x4(const uint8_t* a, const uint8_t* b) { 732af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int count; 733af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; 734af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 735af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora __asm__ volatile( 736af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mult $zero, $zero \n\t" 737af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 738af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora GET_SSE(0, 16, 32, 48) 739af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 740af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora "mflo %[count] \n\t" 741af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), 742af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), 743af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [count]"=&r"(count) 744af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : [a]"r"(a), [b]"r"(b) 745af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora : "memory", "hi" , "lo" 746af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora ); 747af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora return count; 748af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora} 749af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 750af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#endif // WORK_AROUND_GCC 751af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 752af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#undef GET_SSE_MIPS32 753af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#undef GET_SSE_MIPS32_INNER 754af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 755af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#endif // WEBP_USE_MIPS32 756af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 757af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora//------------------------------------------------------------------------------ 758af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora// Entry point 759af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 760af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Aroraextern void VP8EncDspInitMIPS32(void); 761af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora 762af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Aroravoid VP8EncDspInitMIPS32(void) { 763af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#if defined(WEBP_USE_MIPS32) 764af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VP8ITransform = ITransform; 765af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VP8EncQuantizeBlock = QuantizeBlock; 766af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VP8TDisto4x4 = Disto4x4; 767af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VP8TDisto16x16 = Disto16x16; 768af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VP8FTransform = FTransform; 769af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#if !defined(WORK_AROUND_GCC) 770af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VP8SSE16x16 = SSE16x16; 771af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VP8SSE8x8 = SSE8x8; 772af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VP8SSE16x8 = SSE16x8; 773af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora VP8SSE4x4 = SSE4x4; 774af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#endif 775af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora#endif // WEBP_USE_MIPS32 776af51b94a435132e9014c324e25fb686b3d07a8c8Vikas Arora} 777