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Unified Diff: third_party/libwebp/dsp/dec_mips_dsp_r2.c

Issue 1546003002: libwebp: update to 0.5.0 (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: rebase Created 5 years ago
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Index: third_party/libwebp/dsp/dec_mips_dsp_r2.c
diff --git a/third_party/libwebp/dsp/dec_mips_dsp_r2.c b/third_party/libwebp/dsp/dec_mips_dsp_r2.c
new file mode 100644
index 0000000000000000000000000000000000000000..db5c6572284f8c8679294e7437efa744c5f3d7f6
--- /dev/null
+++ b/third_party/libwebp/dsp/dec_mips_dsp_r2.c
@@ -0,0 +1,994 @@
+// Copyright 2014 Google Inc. All Rights Reserved.
+//
+// Use of this source code is governed by a BSD-style license
+// that can be found in the COPYING 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.
+// -----------------------------------------------------------------------------
+//
+// MIPS version of dsp functions
+//
+// Author(s): Djordje Pesut (djordje.pesut@imgtec.com)
+// Jovan Zelincevic (jovan.zelincevic@imgtec.com)
+
+#include "./dsp.h"
+
+#if defined(WEBP_USE_MIPS_DSP_R2)
+
+#include "./mips_macro.h"
+
+static const int kC1 = 20091 + (1 << 16);
+static const int kC2 = 35468;
+
+#define MUL(a, b) (((a) * (b)) >> 16)
+
+static void TransformDC(const int16_t* in, uint8_t* dst) {
+ int temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9, temp10;
+
+ __asm__ volatile (
+ LOAD_WITH_OFFSET_X4(temp1, temp2, temp3, temp4, dst,
+ 0, 0, 0, 0,
+ 0, 1, 2, 3,
+ BPS)
+ "lh %[temp5], 0(%[in]) \n\t"
+ "addiu %[temp5], %[temp5], 4 \n\t"
+ "ins %[temp5], %[temp5], 16, 16 \n\t"
+ "shra.ph %[temp5], %[temp5], 3 \n\t"
+ CONVERT_2_BYTES_TO_HALF(temp6, temp7, temp8, temp9, temp10, temp1, temp2,
+ temp3, temp1, temp2, temp3, temp4)
+ STORE_SAT_SUM_X2(temp6, temp7, temp8, temp9, temp10, temp1, temp2, temp3,
+ temp5, temp5, temp5, temp5, temp5, temp5, temp5, temp5,
+ dst, 0, 1, 2, 3, BPS)
+
+ OUTPUT_EARLY_CLOBBER_REGS_10()
+ : [in]"r"(in), [dst]"r"(dst)
+ : "memory"
+ );
+}
+
+static void TransformAC3(const int16_t* in, uint8_t* dst) {
+ const int a = in[0] + 4;
+ int c4 = MUL(in[4], kC2);
+ const int d4 = MUL(in[4], kC1);
+ const int c1 = MUL(in[1], kC2);
+ const int d1 = MUL(in[1], kC1);
+ int temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9;
+ int temp10, temp11, temp12, temp13, temp14, temp15, temp16, temp17, temp18;
+
+ __asm__ volatile (
+ "ins %[c4], %[d4], 16, 16 \n\t"
+ "replv.ph %[temp1], %[a] \n\t"
+ "replv.ph %[temp4], %[d1] \n\t"
+ ADD_SUB_HALVES(temp2, temp3, temp1, c4)
+ "replv.ph %[temp5], %[c1] \n\t"
+ SHIFT_R_SUM_X2(temp1, temp6, temp7, temp8, temp2, temp9, temp10, temp4,
+ temp2, temp2, temp3, temp3, temp4, temp5, temp4, temp5)
+ LOAD_WITH_OFFSET_X4(temp3, temp5, temp11, temp12, dst,
+ 0, 0, 0, 0,
+ 0, 1, 2, 3,
+ BPS)
+ CONVERT_2_BYTES_TO_HALF(temp13, temp14, temp3, temp15, temp5, temp16,
+ temp11, temp17, temp3, temp5, temp11, temp12)
+ PACK_2_HALVES_TO_WORD(temp12, temp18, temp7, temp6, temp1, temp8, temp2,
+ temp4, temp7, temp6, temp10, temp9)
+ STORE_SAT_SUM_X2(temp13, temp14, temp3, temp15, temp5, temp16, temp11,
+ temp17, temp12, temp18, temp1, temp8, temp2, temp4,
+ temp7, temp6, dst, 0, 1, 2, 3, BPS)
+
+ OUTPUT_EARLY_CLOBBER_REGS_18(),
+ [c4]"+&r"(c4)
+ : [dst]"r"(dst), [a]"r"(a), [d1]"r"(d1), [d4]"r"(d4), [c1]"r"(c1)
+ : "memory"
+ );
+}
+
+static void TransformOne(const int16_t* in, uint8_t* dst) {
+ int temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9;
+ int temp10, temp11, temp12, temp13, temp14, temp15, temp16, temp17, temp18;
+
+ __asm__ volatile (
+ "ulw %[temp1], 0(%[in]) \n\t"
+ "ulw %[temp2], 16(%[in]) \n\t"
+ LOAD_IN_X2(temp5, temp6, 24, 26)
+ ADD_SUB_HALVES(temp3, temp4, temp1, temp2)
+ LOAD_IN_X2(temp1, temp2, 8, 10)
+ MUL_SHIFT_SUM(temp7, temp8, temp9, temp10, temp11, temp12, temp13, temp14,
+ temp10, temp8, temp9, temp7, temp1, temp2, temp5, temp6,
+ temp13, temp11, temp14, temp12)
+ INSERT_HALF_X2(temp8, temp7, temp10, temp9)
+ "ulw %[temp17], 4(%[in]) \n\t"
+ "ulw %[temp18], 20(%[in]) \n\t"
+ ADD_SUB_HALVES(temp1, temp2, temp3, temp8)
+ ADD_SUB_HALVES(temp5, temp6, temp4, temp7)
+ ADD_SUB_HALVES(temp7, temp8, temp17, temp18)
+ LOAD_IN_X2(temp17, temp18, 12, 14)
+ LOAD_IN_X2(temp9, temp10, 28, 30)
+ MUL_SHIFT_SUM(temp11, temp12, temp13, temp14, temp15, temp16, temp4, temp17,
+ temp12, temp14, temp11, temp13, temp17, temp18, temp9, temp10,
+ temp15, temp4, temp16, temp17)
+ INSERT_HALF_X2(temp11, temp12, temp13, temp14)
+ ADD_SUB_HALVES(temp17, temp8, temp8, temp11)
+ ADD_SUB_HALVES(temp3, temp4, temp7, temp12)
+
+ // horizontal
+ SRA_16(temp9, temp10, temp11, temp12, temp1, temp2, temp5, temp6)
+ INSERT_HALF_X2(temp1, temp6, temp5, temp2)
+ SRA_16(temp13, temp14, temp15, temp16, temp3, temp4, temp17, temp8)
+ "repl.ph %[temp2], 0x4 \n\t"
+ INSERT_HALF_X2(temp3, temp8, temp17, temp4)
+ "addq.ph %[temp1], %[temp1], %[temp2] \n\t"
+ "addq.ph %[temp6], %[temp6], %[temp2] \n\t"
+ ADD_SUB_HALVES(temp2, temp4, temp1, temp3)
+ ADD_SUB_HALVES(temp5, temp7, temp6, temp8)
+ MUL_SHIFT_SUM(temp1, temp3, temp6, temp8, temp9, temp13, temp17, temp18,
+ temp3, temp13, temp1, temp9, temp9, temp13, temp11, temp15,
+ temp6, temp17, temp8, temp18)
+ MUL_SHIFT_SUM(temp6, temp8, temp18, temp17, temp11, temp15, temp12, temp16,
+ temp8, temp15, temp6, temp11, temp12, temp16, temp10, temp14,
+ temp18, temp12, temp17, temp16)
+ INSERT_HALF_X2(temp1, temp3, temp9, temp13)
+ INSERT_HALF_X2(temp6, temp8, temp11, temp15)
+ SHIFT_R_SUM_X2(temp9, temp10, temp11, temp12, temp13, temp14, temp15,
+ temp16, temp2, temp4, temp5, temp7, temp3, temp1, temp8,
+ temp6)
+ PACK_2_HALVES_TO_WORD(temp1, temp2, temp3, temp4, temp9, temp12, temp13,
+ temp16, temp11, temp10, temp15, temp14)
+ LOAD_WITH_OFFSET_X4(temp10, temp11, temp14, temp15, dst,
+ 0, 0, 0, 0,
+ 0, 1, 2, 3,
+ BPS)
+ CONVERT_2_BYTES_TO_HALF(temp5, temp6, temp7, temp8, temp17, temp18, temp10,
+ temp11, temp10, temp11, temp14, temp15)
+ STORE_SAT_SUM_X2(temp5, temp6, temp7, temp8, temp17, temp18, temp10, temp11,
+ temp9, temp12, temp1, temp2, temp13, temp16, temp3, temp4,
+ dst, 0, 1, 2, 3, BPS)
+
+ OUTPUT_EARLY_CLOBBER_REGS_18()
+ : [dst]"r"(dst), [in]"r"(in), [kC1]"r"(kC1), [kC2]"r"(kC2)
+ : "memory", "hi", "lo"
+ );
+}
+
+static void TransformTwo(const int16_t* in, uint8_t* dst, int do_two) {
+ TransformOne(in, dst);
+ if (do_two) {
+ TransformOne(in + 16, dst + 4);
+ }
+}
+
+static WEBP_INLINE void FilterLoop26(uint8_t* p,
+ int hstride, int vstride, int size,
+ int thresh, int ithresh, int hev_thresh) {
+ const int thresh2 = 2 * thresh + 1;
+ int temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9;
+ int temp10, temp11, temp12, temp13, temp14, temp15;
+
+ __asm__ volatile (
+ ".set push \n\t"
+ ".set noreorder \n\t"
+ "1: \n\t"
+ "negu %[temp1], %[hstride] \n\t"
+ "addiu %[size], %[size], -1 \n\t"
+ "sll %[temp2], %[hstride], 1 \n\t"
+ "sll %[temp3], %[temp1], 1 \n\t"
+ "addu %[temp4], %[temp2], %[hstride] \n\t"
+ "addu %[temp5], %[temp3], %[temp1] \n\t"
+ "lbu %[temp7], 0(%[p]) \n\t"
+ "sll %[temp6], %[temp3], 1 \n\t"
+ "lbux %[temp8], %[temp5](%[p]) \n\t"
+ "lbux %[temp9], %[temp3](%[p]) \n\t"
+ "lbux %[temp10], %[temp1](%[p]) \n\t"
+ "lbux %[temp11], %[temp6](%[p]) \n\t"
+ "lbux %[temp12], %[hstride](%[p]) \n\t"
+ "lbux %[temp13], %[temp2](%[p]) \n\t"
+ "lbux %[temp14], %[temp4](%[p]) \n\t"
+ "subu %[temp1], %[temp10], %[temp7] \n\t"
+ "subu %[temp2], %[temp9], %[temp12] \n\t"
+ "absq_s.w %[temp3], %[temp1] \n\t"
+ "absq_s.w %[temp4], %[temp2] \n\t"
+ "negu %[temp1], %[temp1] \n\t"
+ "sll %[temp3], %[temp3], 2 \n\t"
+ "addu %[temp15], %[temp3], %[temp4] \n\t"
+ "subu %[temp3], %[temp15], %[thresh2] \n\t"
+ "sll %[temp6], %[temp1], 1 \n\t"
+ "bgtz %[temp3], 3f \n\t"
+ " subu %[temp4], %[temp11], %[temp8] \n\t"
+ "absq_s.w %[temp4], %[temp4] \n\t"
+ "shll_s.w %[temp2], %[temp2], 24 \n\t"
+ "subu %[temp4], %[temp4], %[ithresh] \n\t"
+ "bgtz %[temp4], 3f \n\t"
+ " subu %[temp3], %[temp8], %[temp9] \n\t"
+ "absq_s.w %[temp3], %[temp3] \n\t"
+ "subu %[temp3], %[temp3], %[ithresh] \n\t"
+ "bgtz %[temp3], 3f \n\t"
+ " subu %[temp5], %[temp9], %[temp10] \n\t"
+ "absq_s.w %[temp3], %[temp5] \n\t"
+ "absq_s.w %[temp5], %[temp5] \n\t"
+ "subu %[temp3], %[temp3], %[ithresh] \n\t"
+ "bgtz %[temp3], 3f \n\t"
+ " subu %[temp3], %[temp14], %[temp13] \n\t"
+ "absq_s.w %[temp3], %[temp3] \n\t"
+ "slt %[temp5], %[hev_thresh], %[temp5] \n\t"
+ "subu %[temp3], %[temp3], %[ithresh] \n\t"
+ "bgtz %[temp3], 3f \n\t"
+ " subu %[temp3], %[temp13], %[temp12] \n\t"
+ "absq_s.w %[temp3], %[temp3] \n\t"
+ "sra %[temp4], %[temp2], 24 \n\t"
+ "subu %[temp3], %[temp3], %[ithresh] \n\t"
+ "bgtz %[temp3], 3f \n\t"
+ " subu %[temp15], %[temp12], %[temp7] \n\t"
+ "absq_s.w %[temp3], %[temp15] \n\t"
+ "absq_s.w %[temp15], %[temp15] \n\t"
+ "subu %[temp3], %[temp3], %[ithresh] \n\t"
+ "bgtz %[temp3], 3f \n\t"
+ " slt %[temp15], %[hev_thresh], %[temp15] \n\t"
+ "addu %[temp3], %[temp6], %[temp1] \n\t"
+ "or %[temp2], %[temp5], %[temp15] \n\t"
+ "addu %[temp5], %[temp4], %[temp3] \n\t"
+ "beqz %[temp2], 4f \n\t"
+ " shra_r.w %[temp1], %[temp5], 3 \n\t"
+ "addiu %[temp2], %[temp5], 3 \n\t"
+ "sra %[temp2], %[temp2], 3 \n\t"
+ "shll_s.w %[temp1], %[temp1], 27 \n\t"
+ "shll_s.w %[temp2], %[temp2], 27 \n\t"
+ "subu %[temp3], %[p], %[hstride] \n\t"
+ "sra %[temp1], %[temp1], 27 \n\t"
+ "sra %[temp2], %[temp2], 27 \n\t"
+ "subu %[temp1], %[temp7], %[temp1] \n\t"
+ "addu %[temp2], %[temp10], %[temp2] \n\t"
+ "lbux %[temp2], %[temp2](%[VP8kclip1]) \n\t"
+ "lbux %[temp1], %[temp1](%[VP8kclip1]) \n\t"
+ "sb %[temp2], 0(%[temp3]) \n\t"
+ "j 3f \n\t"
+ " sb %[temp1], 0(%[p]) \n\t"
+ "4: \n\t"
+ "shll_s.w %[temp5], %[temp5], 24 \n\t"
+ "subu %[temp14], %[p], %[hstride] \n\t"
+ "subu %[temp11], %[temp14], %[hstride] \n\t"
+ "sra %[temp6], %[temp5], 24 \n\t"
+ "sll %[temp1], %[temp6], 3 \n\t"
+ "subu %[temp15], %[temp11], %[hstride] \n\t"
+ "addu %[temp2], %[temp6], %[temp1] \n\t"
+ "sll %[temp3], %[temp2], 1 \n\t"
+ "addu %[temp4], %[temp3], %[temp2] \n\t"
+ "addiu %[temp2], %[temp2], 63 \n\t"
+ "addiu %[temp3], %[temp3], 63 \n\t"
+ "addiu %[temp4], %[temp4], 63 \n\t"
+ "sra %[temp2], %[temp2], 7 \n\t"
+ "sra %[temp3], %[temp3], 7 \n\t"
+ "sra %[temp4], %[temp4], 7 \n\t"
+ "addu %[temp1], %[temp8], %[temp2] \n\t"
+ "addu %[temp5], %[temp9], %[temp3] \n\t"
+ "addu %[temp6], %[temp10], %[temp4] \n\t"
+ "subu %[temp8], %[temp7], %[temp4] \n\t"
+ "subu %[temp7], %[temp12], %[temp3] \n\t"
+ "addu %[temp10], %[p], %[hstride] \n\t"
+ "subu %[temp9], %[temp13], %[temp2] \n\t"
+ "addu %[temp12], %[temp10], %[hstride] \n\t"
+ "lbux %[temp2], %[temp1](%[VP8kclip1]) \n\t"
+ "lbux %[temp3], %[temp5](%[VP8kclip1]) \n\t"
+ "lbux %[temp4], %[temp6](%[VP8kclip1]) \n\t"
+ "lbux %[temp5], %[temp8](%[VP8kclip1]) \n\t"
+ "lbux %[temp6], %[temp7](%[VP8kclip1]) \n\t"
+ "lbux %[temp8], %[temp9](%[VP8kclip1]) \n\t"
+ "sb %[temp2], 0(%[temp15]) \n\t"
+ "sb %[temp3], 0(%[temp11]) \n\t"
+ "sb %[temp4], 0(%[temp14]) \n\t"
+ "sb %[temp5], 0(%[p]) \n\t"
+ "sb %[temp6], 0(%[temp10]) \n\t"
+ "sb %[temp8], 0(%[temp12]) \n\t"
+ "3: \n\t"
+ "bgtz %[size], 1b \n\t"
+ " addu %[p], %[p], %[vstride] \n\t"
+ ".set pop \n\t"
+ : [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),[temp3]"=&r"(temp3),
+ [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [temp6]"=&r"(temp6),
+ [temp7]"=&r"(temp7),[temp8]"=&r"(temp8),[temp9]"=&r"(temp9),
+ [temp10]"=&r"(temp10),[temp11]"=&r"(temp11),[temp12]"=&r"(temp12),
+ [temp13]"=&r"(temp13),[temp14]"=&r"(temp14),[temp15]"=&r"(temp15),
+ [size]"+&r"(size), [p]"+&r"(p)
+ : [hstride]"r"(hstride), [thresh2]"r"(thresh2),
+ [ithresh]"r"(ithresh),[vstride]"r"(vstride), [hev_thresh]"r"(hev_thresh),
+ [VP8kclip1]"r"(VP8kclip1)
+ : "memory"
+ );
+}
+
+static WEBP_INLINE void FilterLoop24(uint8_t* p,
+ int hstride, int vstride, int size,
+ int thresh, int ithresh, int hev_thresh) {
+ int p0, q0, p1, q1, p2, q2, p3, q3;
+ int step1, step2, temp1, temp2, temp3, temp4;
+ uint8_t* pTemp0;
+ uint8_t* pTemp1;
+ const int thresh2 = 2 * thresh + 1;
+
+ __asm__ volatile (
+ ".set push \n\t"
+ ".set noreorder \n\t"
+ "bltz %[size], 3f \n\t"
+ " nop \n\t"
+ "2: \n\t"
+ "negu %[step1], %[hstride] \n\t"
+ "lbu %[q0], 0(%[p]) \n\t"
+ "lbux %[p0], %[step1](%[p]) \n\t"
+ "subu %[step1], %[step1], %[hstride] \n\t"
+ "lbux %[q1], %[hstride](%[p]) \n\t"
+ "subu %[temp1], %[p0], %[q0] \n\t"
+ "lbux %[p1], %[step1](%[p]) \n\t"
+ "addu %[step2], %[hstride], %[hstride] \n\t"
+ "absq_s.w %[temp2], %[temp1] \n\t"
+ "subu %[temp3], %[p1], %[q1] \n\t"
+ "absq_s.w %[temp4], %[temp3] \n\t"
+ "sll %[temp2], %[temp2], 2 \n\t"
+ "addu %[temp2], %[temp2], %[temp4] \n\t"
+ "subu %[temp4], %[temp2], %[thresh2] \n\t"
+ "subu %[step1], %[step1], %[hstride] \n\t"
+ "bgtz %[temp4], 0f \n\t"
+ " lbux %[p2], %[step1](%[p]) \n\t"
+ "subu %[step1], %[step1], %[hstride] \n\t"
+ "lbux %[q2], %[step2](%[p]) \n\t"
+ "lbux %[p3], %[step1](%[p]) \n\t"
+ "subu %[temp4], %[p2], %[p1] \n\t"
+ "addu %[step2], %[step2], %[hstride] \n\t"
+ "subu %[temp2], %[p3], %[p2] \n\t"
+ "absq_s.w %[temp4], %[temp4] \n\t"
+ "absq_s.w %[temp2], %[temp2] \n\t"
+ "lbux %[q3], %[step2](%[p]) \n\t"
+ "subu %[temp4], %[temp4], %[ithresh] \n\t"
+ "negu %[temp1], %[temp1] \n\t"
+ "bgtz %[temp4], 0f \n\t"
+ " subu %[temp2], %[temp2], %[ithresh] \n\t"
+ "subu %[p3], %[p1], %[p0] \n\t"
+ "bgtz %[temp2], 0f \n\t"
+ " absq_s.w %[p3], %[p3] \n\t"
+ "subu %[temp4], %[q3], %[q2] \n\t"
+ "subu %[pTemp0], %[p], %[hstride] \n\t"
+ "absq_s.w %[temp4], %[temp4] \n\t"
+ "subu %[temp2], %[p3], %[ithresh] \n\t"
+ "sll %[step1], %[temp1], 1 \n\t"
+ "bgtz %[temp2], 0f \n\t"
+ " subu %[temp4], %[temp4], %[ithresh] \n\t"
+ "subu %[temp2], %[q2], %[q1] \n\t"
+ "bgtz %[temp4], 0f \n\t"
+ " absq_s.w %[temp2], %[temp2] \n\t"
+ "subu %[q3], %[q1], %[q0] \n\t"
+ "absq_s.w %[q3], %[q3] \n\t"
+ "subu %[temp2], %[temp2], %[ithresh] \n\t"
+ "addu %[temp1], %[temp1], %[step1] \n\t"
+ "bgtz %[temp2], 0f \n\t"
+ " subu %[temp4], %[q3], %[ithresh] \n\t"
+ "slt %[p3], %[hev_thresh], %[p3] \n\t"
+ "bgtz %[temp4], 0f \n\t"
+ " slt %[q3], %[hev_thresh], %[q3] \n\t"
+ "or %[q3], %[q3], %[p3] \n\t"
+ "bgtz %[q3], 1f \n\t"
+ " shra_r.w %[temp2], %[temp1], 3 \n\t"
+ "addiu %[temp1], %[temp1], 3 \n\t"
+ "sra %[temp1], %[temp1], 3 \n\t"
+ "shll_s.w %[temp2], %[temp2], 27 \n\t"
+ "shll_s.w %[temp1], %[temp1], 27 \n\t"
+ "addu %[pTemp1], %[p], %[hstride] \n\t"
+ "sra %[temp2], %[temp2], 27 \n\t"
+ "sra %[temp1], %[temp1], 27 \n\t"
+ "addiu %[step1], %[temp2], 1 \n\t"
+ "sra %[step1], %[step1], 1 \n\t"
+ "addu %[p0], %[p0], %[temp1] \n\t"
+ "addu %[p1], %[p1], %[step1] \n\t"
+ "subu %[q0], %[q0], %[temp2] \n\t"
+ "subu %[q1], %[q1], %[step1] \n\t"
+ "lbux %[temp2], %[p0](%[VP8kclip1]) \n\t"
+ "lbux %[temp3], %[q0](%[VP8kclip1]) \n\t"
+ "lbux %[temp4], %[q1](%[VP8kclip1]) \n\t"
+ "sb %[temp2], 0(%[pTemp0]) \n\t"
+ "lbux %[temp1], %[p1](%[VP8kclip1]) \n\t"
+ "subu %[pTemp0], %[pTemp0], %[hstride] \n\t"
+ "sb %[temp3], 0(%[p]) \n\t"
+ "sb %[temp4], 0(%[pTemp1]) \n\t"
+ "j 0f \n\t"
+ " sb %[temp1], 0(%[pTemp0]) \n\t"
+ "1: \n\t"
+ "shll_s.w %[temp3], %[temp3], 24 \n\t"
+ "sra %[temp3], %[temp3], 24 \n\t"
+ "addu %[temp1], %[temp1], %[temp3] \n\t"
+ "shra_r.w %[temp2], %[temp1], 3 \n\t"
+ "addiu %[temp1], %[temp1], 3 \n\t"
+ "shll_s.w %[temp2], %[temp2], 27 \n\t"
+ "sra %[temp1], %[temp1], 3 \n\t"
+ "shll_s.w %[temp1], %[temp1], 27 \n\t"
+ "sra %[temp2], %[temp2], 27 \n\t"
+ "sra %[temp1], %[temp1], 27 \n\t"
+ "addu %[p0], %[p0], %[temp1] \n\t"
+ "subu %[q0], %[q0], %[temp2] \n\t"
+ "lbux %[temp1], %[p0](%[VP8kclip1]) \n\t"
+ "lbux %[temp2], %[q0](%[VP8kclip1]) \n\t"
+ "sb %[temp2], 0(%[p]) \n\t"
+ "sb %[temp1], 0(%[pTemp0]) \n\t"
+ "0: \n\t"
+ "subu %[size], %[size], 1 \n\t"
+ "bgtz %[size], 2b \n\t"
+ " addu %[p], %[p], %[vstride] \n\t"
+ "3: \n\t"
+ ".set pop \n\t"
+ : [p0]"=&r"(p0), [q0]"=&r"(q0), [p1]"=&r"(p1), [q1]"=&r"(q1),
+ [p2]"=&r"(p2), [q2]"=&r"(q2), [p3]"=&r"(p3), [q3]"=&r"(q3),
+ [step2]"=&r"(step2), [step1]"=&r"(step1), [temp1]"=&r"(temp1),
+ [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), [temp4]"=&r"(temp4),
+ [pTemp0]"=&r"(pTemp0), [pTemp1]"=&r"(pTemp1), [p]"+&r"(p),
+ [size]"+&r"(size)
+ : [vstride]"r"(vstride), [ithresh]"r"(ithresh),
+ [hev_thresh]"r"(hev_thresh), [hstride]"r"(hstride),
+ [VP8kclip1]"r"(VP8kclip1), [thresh2]"r"(thresh2)
+ : "memory"
+ );
+}
+
+// on macroblock edges
+static void VFilter16(uint8_t* p, int stride,
+ int thresh, int ithresh, int hev_thresh) {
+ FilterLoop26(p, stride, 1, 16, thresh, ithresh, hev_thresh);
+}
+
+static void HFilter16(uint8_t* p, int stride,
+ int thresh, int ithresh, int hev_thresh) {
+ FilterLoop26(p, 1, stride, 16, thresh, ithresh, hev_thresh);
+}
+
+// 8-pixels wide variant, for chroma filtering
+static void VFilter8(uint8_t* u, uint8_t* v, int stride,
+ int thresh, int ithresh, int hev_thresh) {
+ FilterLoop26(u, stride, 1, 8, thresh, ithresh, hev_thresh);
+ FilterLoop26(v, stride, 1, 8, thresh, ithresh, hev_thresh);
+}
+
+static void HFilter8(uint8_t* u, uint8_t* v, int stride,
+ int thresh, int ithresh, int hev_thresh) {
+ FilterLoop26(u, 1, stride, 8, thresh, ithresh, hev_thresh);
+ FilterLoop26(v, 1, stride, 8, thresh, ithresh, hev_thresh);
+}
+
+// on three inner edges
+static void VFilter16i(uint8_t* p, int stride,
+ int thresh, int ithresh, int hev_thresh) {
+ int k;
+ for (k = 3; k > 0; --k) {
+ p += 4 * stride;
+ FilterLoop24(p, stride, 1, 16, thresh, ithresh, hev_thresh);
+ }
+}
+
+static void HFilter16i(uint8_t* p, int stride,
+ int thresh, int ithresh, int hev_thresh) {
+ int k;
+ for (k = 3; k > 0; --k) {
+ p += 4;
+ FilterLoop24(p, 1, stride, 16, thresh, ithresh, hev_thresh);
+ }
+}
+
+static void VFilter8i(uint8_t* u, uint8_t* v, int stride,
+ int thresh, int ithresh, int hev_thresh) {
+ FilterLoop24(u + 4 * stride, stride, 1, 8, thresh, ithresh, hev_thresh);
+ FilterLoop24(v + 4 * stride, stride, 1, 8, thresh, ithresh, hev_thresh);
+}
+
+static void HFilter8i(uint8_t* u, uint8_t* v, int stride,
+ int thresh, int ithresh, int hev_thresh) {
+ FilterLoop24(u + 4, 1, stride, 8, thresh, ithresh, hev_thresh);
+ FilterLoop24(v + 4, 1, stride, 8, thresh, ithresh, hev_thresh);
+}
+
+#undef MUL
+
+//------------------------------------------------------------------------------
+// Simple In-loop filtering (Paragraph 15.2)
+
+static void SimpleVFilter16(uint8_t* p, int stride, int thresh) {
+ int i;
+ const int thresh2 = 2 * thresh + 1;
+ int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8;
+ uint8_t* p1 = p - stride;
+ __asm__ volatile (
+ ".set push \n\t"
+ ".set noreorder \n\t"
+ "li %[i], 16 \n\t"
+ "0: \n\t"
+ "negu %[temp4], %[stride] \n\t"
+ "sll %[temp5], %[temp4], 1 \n\t"
+ "lbu %[temp2], 0(%[p]) \n\t"
+ "lbux %[temp3], %[stride](%[p]) \n\t"
+ "lbux %[temp1], %[temp4](%[p]) \n\t"
+ "lbux %[temp0], %[temp5](%[p]) \n\t"
+ "subu %[temp7], %[temp1], %[temp2] \n\t"
+ "subu %[temp6], %[temp0], %[temp3] \n\t"
+ "absq_s.w %[temp4], %[temp7] \n\t"
+ "absq_s.w %[temp5], %[temp6] \n\t"
+ "sll %[temp4], %[temp4], 2 \n\t"
+ "subu %[temp5], %[temp5], %[thresh2] \n\t"
+ "addu %[temp5], %[temp4], %[temp5] \n\t"
+ "negu %[temp8], %[temp7] \n\t"
+ "bgtz %[temp5], 1f \n\t"
+ " addiu %[i], %[i], -1 \n\t"
+ "sll %[temp4], %[temp8], 1 \n\t"
+ "shll_s.w %[temp5], %[temp6], 24 \n\t"
+ "addu %[temp3], %[temp4], %[temp8] \n\t"
+ "sra %[temp5], %[temp5], 24 \n\t"
+ "addu %[temp3], %[temp3], %[temp5] \n\t"
+ "addiu %[temp7], %[temp3], 3 \n\t"
+ "sra %[temp7], %[temp7], 3 \n\t"
+ "shra_r.w %[temp8], %[temp3], 3 \n\t"
+ "shll_s.w %[temp0], %[temp7], 27 \n\t"
+ "shll_s.w %[temp4], %[temp8], 27 \n\t"
+ "sra %[temp0], %[temp0], 27 \n\t"
+ "sra %[temp4], %[temp4], 27 \n\t"
+ "addu %[temp7], %[temp1], %[temp0] \n\t"
+ "subu %[temp2], %[temp2], %[temp4] \n\t"
+ "lbux %[temp3], %[temp7](%[VP8kclip1]) \n\t"
+ "lbux %[temp4], %[temp2](%[VP8kclip1]) \n\t"
+ "sb %[temp3], 0(%[p1]) \n\t"
+ "sb %[temp4], 0(%[p]) \n\t"
+ "1: \n\t"
+ "addiu %[p1], %[p1], 1 \n\t"
+ "bgtz %[i], 0b \n\t"
+ " addiu %[p], %[p], 1 \n\t"
+ " .set pop \n\t"
+ : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
+ [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5),
+ [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8),
+ [p]"+&r"(p), [i]"=&r"(i), [p1]"+&r"(p1)
+ : [stride]"r"(stride), [VP8kclip1]"r"(VP8kclip1), [thresh2]"r"(thresh2)
+ : "memory"
+ );
+}
+
+// TEMP0 = SRC[A + A1 * BPS]
+// TEMP1 = SRC[B + B1 * BPS]
+// TEMP2 = SRC[C + C1 * BPS]
+// TEMP3 = SRC[D + D1 * BPS]
+#define LOAD_4_BYTES(TEMP0, TEMP1, TEMP2, TEMP3, \
+ A, A1, B, B1, C, C1, D, D1, SRC) \
+ "lbu %[" #TEMP0 "], " #A "+" #A1 "*" XSTR(BPS) "(%[" #SRC "]) \n\t" \
+ "lbu %[" #TEMP1 "], " #B "+" #B1 "*" XSTR(BPS) "(%[" #SRC "]) \n\t" \
+ "lbu %[" #TEMP2 "], " #C "+" #C1 "*" XSTR(BPS) "(%[" #SRC "]) \n\t" \
+ "lbu %[" #TEMP3 "], " #D "+" #D1 "*" XSTR(BPS) "(%[" #SRC "]) \n\t" \
+
+static void SimpleHFilter16(uint8_t* p, int stride, int thresh) {
+ int i;
+ const int thresh2 = 2 * thresh + 1;
+ int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8;
+ __asm__ volatile (
+ ".set push \n\t"
+ ".set noreorder \n\t"
+ "li %[i], 16 \n\t"
+ "0: \n\t"
+ LOAD_4_BYTES(temp0, temp1, temp2, temp3, -2, 0, -1, 0, 0, 0, 1, 0, p)
+ "subu %[temp7], %[temp1], %[temp2] \n\t"
+ "subu %[temp6], %[temp0], %[temp3] \n\t"
+ "absq_s.w %[temp4], %[temp7] \n\t"
+ "absq_s.w %[temp5], %[temp6] \n\t"
+ "sll %[temp4], %[temp4], 2 \n\t"
+ "addu %[temp5], %[temp4], %[temp5] \n\t"
+ "subu %[temp5], %[temp5], %[thresh2] \n\t"
+ "negu %[temp8], %[temp7] \n\t"
+ "bgtz %[temp5], 1f \n\t"
+ " addiu %[i], %[i], -1 \n\t"
+ "sll %[temp4], %[temp8], 1 \n\t"
+ "shll_s.w %[temp5], %[temp6], 24 \n\t"
+ "addu %[temp3], %[temp4], %[temp8] \n\t"
+ "sra %[temp5], %[temp5], 24 \n\t"
+ "addu %[temp3], %[temp3], %[temp5] \n\t"
+ "addiu %[temp7], %[temp3], 3 \n\t"
+ "sra %[temp7], %[temp7], 3 \n\t"
+ "shra_r.w %[temp8], %[temp3], 3 \n\t"
+ "shll_s.w %[temp0], %[temp7], 27 \n\t"
+ "shll_s.w %[temp4], %[temp8], 27 \n\t"
+ "sra %[temp0], %[temp0], 27 \n\t"
+ "sra %[temp4], %[temp4], 27 \n\t"
+ "addu %[temp7], %[temp1], %[temp0] \n\t"
+ "subu %[temp2], %[temp2], %[temp4] \n\t"
+ "lbux %[temp3], %[temp7](%[VP8kclip1]) \n\t"
+ "lbux %[temp4], %[temp2](%[VP8kclip1]) \n\t"
+ "sb %[temp3], -1(%[p]) \n\t"
+ "sb %[temp4], 0(%[p]) \n\t"
+ "1: \n\t"
+ "bgtz %[i], 0b \n\t"
+ " addu %[p], %[p], %[stride] \n\t"
+ ".set pop \n\t"
+ : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
+ [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5),
+ [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8),
+ [p]"+&r"(p), [i]"=&r"(i)
+ : [stride]"r"(stride), [VP8kclip1]"r"(VP8kclip1), [thresh2]"r"(thresh2)
+ : "memory"
+ );
+}
+
+static void SimpleVFilter16i(uint8_t* p, int stride, int thresh) {
+ int k;
+ for (k = 3; k > 0; --k) {
+ p += 4 * stride;
+ SimpleVFilter16(p, stride, thresh);
+ }
+}
+
+static void SimpleHFilter16i(uint8_t* p, int stride, int thresh) {
+ int k;
+ for (k = 3; k > 0; --k) {
+ p += 4;
+ SimpleHFilter16(p, stride, thresh);
+ }
+}
+
+// DST[A * BPS] = TEMP0
+// DST[B + C * BPS] = TEMP1
+#define STORE_8_BYTES(TEMP0, TEMP1, A, B, C, DST) \
+ "usw %[" #TEMP0 "], " #A "*" XSTR(BPS) "(%[" #DST "]) \n\t" \
+ "usw %[" #TEMP1 "], " #B "+" #C "*" XSTR(BPS) "(%[" #DST "]) \n\t"
+
+static void VE4(uint8_t* dst) { // vertical
+ const uint8_t* top = dst - BPS;
+ int temp0, temp1, temp2, temp3, temp4, temp5, temp6;
+ __asm__ volatile (
+ "ulw %[temp0], -1(%[top]) \n\t"
+ "ulh %[temp1], 3(%[top]) \n\t"
+ "preceu.ph.qbr %[temp2], %[temp0] \n\t"
+ "preceu.ph.qbl %[temp3], %[temp0] \n\t"
+ "preceu.ph.qbr %[temp4], %[temp1] \n\t"
+ "packrl.ph %[temp5], %[temp3], %[temp2] \n\t"
+ "packrl.ph %[temp6], %[temp4], %[temp3] \n\t"
+ "shll.ph %[temp5], %[temp5], 1 \n\t"
+ "shll.ph %[temp6], %[temp6], 1 \n\t"
+ "addq.ph %[temp2], %[temp5], %[temp2] \n\t"
+ "addq.ph %[temp6], %[temp6], %[temp4] \n\t"
+ "addq.ph %[temp2], %[temp2], %[temp3] \n\t"
+ "addq.ph %[temp6], %[temp6], %[temp3] \n\t"
+ "shra_r.ph %[temp2], %[temp2], 2 \n\t"
+ "shra_r.ph %[temp6], %[temp6], 2 \n\t"
+ "precr.qb.ph %[temp4], %[temp6], %[temp2] \n\t"
+ STORE_8_BYTES(temp4, temp4, 0, 0, 1, dst)
+ STORE_8_BYTES(temp4, temp4, 2, 0, 3, dst)
+ : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
+ [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5),
+ [temp6]"=&r"(temp6)
+ : [top]"r"(top), [dst]"r"(dst)
+ : "memory"
+ );
+}
+
+static void DC4(uint8_t* dst) { // DC
+ int temp0, temp1, temp2, temp3, temp4;
+ __asm__ volatile (
+ "ulw %[temp0], -1*" XSTR(BPS) "(%[dst]) \n\t"
+ LOAD_4_BYTES(temp1, temp2, temp3, temp4, -1, 0, -1, 1, -1, 2, -1, 3, dst)
+ "ins %[temp1], %[temp2], 8, 8 \n\t"
+ "ins %[temp1], %[temp3], 16, 8 \n\t"
+ "ins %[temp1], %[temp4], 24, 8 \n\t"
+ "raddu.w.qb %[temp0], %[temp0] \n\t"
+ "raddu.w.qb %[temp1], %[temp1] \n\t"
+ "addu %[temp0], %[temp0], %[temp1] \n\t"
+ "shra_r.w %[temp0], %[temp0], 3 \n\t"
+ "replv.qb %[temp0], %[temp0] \n\t"
+ STORE_8_BYTES(temp0, temp0, 0, 0, 1, dst)
+ STORE_8_BYTES(temp0, temp0, 2, 0, 3, dst)
+ : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
+ [temp3]"=&r"(temp3), [temp4]"=&r"(temp4)
+ : [dst]"r"(dst)
+ : "memory"
+ );
+}
+
+static void RD4(uint8_t* dst) { // Down-right
+ int temp0, temp1, temp2, temp3, temp4;
+ int temp5, temp6, temp7, temp8;
+ __asm__ volatile (
+ LOAD_4_BYTES(temp0, temp1, temp2, temp3, -1, 0, -1, 1, -1, 2, -1, 3, dst)
+ "ulw %[temp7], -1-" XSTR(BPS) "(%[dst]) \n\t"
+ "ins %[temp1], %[temp0], 16, 16 \n\t"
+ "preceu.ph.qbr %[temp5], %[temp7] \n\t"
+ "ins %[temp2], %[temp1], 16, 16 \n\t"
+ "preceu.ph.qbl %[temp4], %[temp7] \n\t"
+ "ins %[temp3], %[temp2], 16, 16 \n\t"
+ "shll.ph %[temp2], %[temp2], 1 \n\t"
+ "addq.ph %[temp3], %[temp3], %[temp1] \n\t"
+ "packrl.ph %[temp6], %[temp5], %[temp1] \n\t"
+ "addq.ph %[temp3], %[temp3], %[temp2] \n\t"
+ "addq.ph %[temp1], %[temp1], %[temp5] \n\t"
+ "shll.ph %[temp6], %[temp6], 1 \n\t"
+ "addq.ph %[temp1], %[temp1], %[temp6] \n\t"
+ "packrl.ph %[temp0], %[temp4], %[temp5] \n\t"
+ "addq.ph %[temp8], %[temp5], %[temp4] \n\t"
+ "shra_r.ph %[temp3], %[temp3], 2 \n\t"
+ "shll.ph %[temp0], %[temp0], 1 \n\t"
+ "shra_r.ph %[temp1], %[temp1], 2 \n\t"
+ "addq.ph %[temp8], %[temp0], %[temp8] \n\t"
+ "lbu %[temp5], 3-" XSTR(BPS) "(%[dst]) \n\t"
+ "precrq.ph.w %[temp7], %[temp7], %[temp7] \n\t"
+ "shra_r.ph %[temp8], %[temp8], 2 \n\t"
+ "ins %[temp7], %[temp5], 0, 8 \n\t"
+ "precr.qb.ph %[temp2], %[temp1], %[temp3] \n\t"
+ "raddu.w.qb %[temp4], %[temp7] \n\t"
+ "precr.qb.ph %[temp6], %[temp8], %[temp1] \n\t"
+ "shra_r.w %[temp4], %[temp4], 2 \n\t"
+ STORE_8_BYTES(temp2, temp6, 3, 0, 1, dst)
+ "prepend %[temp2], %[temp8], 8 \n\t"
+ "prepend %[temp6], %[temp4], 8 \n\t"
+ STORE_8_BYTES(temp2, temp6, 2, 0, 0, dst)
+ : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
+ [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5),
+ [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8)
+ : [dst]"r"(dst)
+ : "memory"
+ );
+}
+
+// TEMP0 = SRC[A * BPS]
+// TEMP1 = SRC[B + C * BPS]
+#define LOAD_8_BYTES(TEMP0, TEMP1, A, B, C, SRC) \
+ "ulw %[" #TEMP0 "], " #A "*" XSTR(BPS) "(%[" #SRC "]) \n\t" \
+ "ulw %[" #TEMP1 "], " #B "+" #C "*" XSTR(BPS) "(%[" #SRC "]) \n\t"
+
+static void LD4(uint8_t* dst) { // Down-Left
+ int temp0, temp1, temp2, temp3, temp4;
+ int temp5, temp6, temp7, temp8, temp9;
+ __asm__ volatile (
+ LOAD_8_BYTES(temp0, temp1, -1, 4, -1, dst)
+ "preceu.ph.qbl %[temp2], %[temp0] \n\t"
+ "preceu.ph.qbr %[temp3], %[temp0] \n\t"
+ "preceu.ph.qbr %[temp4], %[temp1] \n\t"
+ "preceu.ph.qbl %[temp5], %[temp1] \n\t"
+ "packrl.ph %[temp6], %[temp2], %[temp3] \n\t"
+ "packrl.ph %[temp7], %[temp4], %[temp2] \n\t"
+ "packrl.ph %[temp8], %[temp5], %[temp4] \n\t"
+ "shll.ph %[temp6], %[temp6], 1 \n\t"
+ "addq.ph %[temp9], %[temp2], %[temp6] \n\t"
+ "shll.ph %[temp7], %[temp7], 1 \n\t"
+ "addq.ph %[temp9], %[temp9], %[temp3] \n\t"
+ "shll.ph %[temp8], %[temp8], 1 \n\t"
+ "shra_r.ph %[temp9], %[temp9], 2 \n\t"
+ "addq.ph %[temp3], %[temp4], %[temp7] \n\t"
+ "addq.ph %[temp0], %[temp5], %[temp8] \n\t"
+ "addq.ph %[temp3], %[temp3], %[temp2] \n\t"
+ "addq.ph %[temp0], %[temp0], %[temp4] \n\t"
+ "shra_r.ph %[temp3], %[temp3], 2 \n\t"
+ "shra_r.ph %[temp0], %[temp0], 2 \n\t"
+ "srl %[temp1], %[temp1], 24 \n\t"
+ "sll %[temp1], %[temp1], 1 \n\t"
+ "raddu.w.qb %[temp5], %[temp5] \n\t"
+ "precr.qb.ph %[temp9], %[temp3], %[temp9] \n\t"
+ "precr.qb.ph %[temp3], %[temp0], %[temp3] \n\t"
+ "addu %[temp1], %[temp1], %[temp5] \n\t"
+ "shra_r.w %[temp1], %[temp1], 2 \n\t"
+ STORE_8_BYTES(temp9, temp3, 0, 0, 2, dst)
+ "prepend %[temp9], %[temp0], 8 \n\t"
+ "prepend %[temp3], %[temp1], 8 \n\t"
+ STORE_8_BYTES(temp9, temp3, 1, 0, 3, dst)
+ : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
+ [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5),
+ [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8),
+ [temp9]"=&r"(temp9)
+ : [dst]"r"(dst)
+ : "memory"
+ );
+}
+
+//------------------------------------------------------------------------------
+// Chroma
+
+static void DC8uv(uint8_t* dst) { // DC
+ int temp0, temp1, temp2, temp3, temp4;
+ int temp5, temp6, temp7, temp8, temp9;
+ __asm__ volatile (
+ LOAD_8_BYTES(temp0, temp1, -1, 4, -1, dst)
+ LOAD_4_BYTES(temp2, temp3, temp4, temp5, -1, 0, -1, 1, -1, 2, -1, 3, dst)
+ LOAD_4_BYTES(temp6, temp7, temp8, temp9, -1, 4, -1, 5, -1, 6, -1, 7, dst)
+ "raddu.w.qb %[temp0], %[temp0] \n\t"
+ "raddu.w.qb %[temp1], %[temp1] \n\t"
+ "addu %[temp2], %[temp2], %[temp3] \n\t"
+ "addu %[temp4], %[temp4], %[temp5] \n\t"
+ "addu %[temp6], %[temp6], %[temp7] \n\t"
+ "addu %[temp8], %[temp8], %[temp9] \n\t"
+ "addu %[temp0], %[temp0], %[temp1] \n\t"
+ "addu %[temp2], %[temp2], %[temp4] \n\t"
+ "addu %[temp6], %[temp6], %[temp8] \n\t"
+ "addu %[temp0], %[temp0], %[temp2] \n\t"
+ "addu %[temp0], %[temp0], %[temp6] \n\t"
+ "shra_r.w %[temp0], %[temp0], 4 \n\t"
+ "replv.qb %[temp0], %[temp0] \n\t"
+ STORE_8_BYTES(temp0, temp0, 0, 4, 0, dst)
+ STORE_8_BYTES(temp0, temp0, 1, 4, 1, dst)
+ STORE_8_BYTES(temp0, temp0, 2, 4, 2, dst)
+ STORE_8_BYTES(temp0, temp0, 3, 4, 3, dst)
+ STORE_8_BYTES(temp0, temp0, 4, 4, 4, dst)
+ STORE_8_BYTES(temp0, temp0, 5, 4, 5, dst)
+ STORE_8_BYTES(temp0, temp0, 6, 4, 6, dst)
+ STORE_8_BYTES(temp0, temp0, 7, 4, 7, dst)
+ : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
+ [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5),
+ [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8),
+ [temp9]"=&r"(temp9)
+ : [dst]"r"(dst)
+ : "memory"
+ );
+}
+
+static void DC8uvNoLeft(uint8_t* dst) { // DC with no left samples
+ int temp0, temp1;
+ __asm__ volatile (
+ LOAD_8_BYTES(temp0, temp1, -1, 4, -1, dst)
+ "raddu.w.qb %[temp0], %[temp0] \n\t"
+ "raddu.w.qb %[temp1], %[temp1] \n\t"
+ "addu %[temp0], %[temp0], %[temp1] \n\t"
+ "shra_r.w %[temp0], %[temp0], 3 \n\t"
+ "replv.qb %[temp0], %[temp0] \n\t"
+ STORE_8_BYTES(temp0, temp0, 0, 4, 0, dst)
+ STORE_8_BYTES(temp0, temp0, 1, 4, 1, dst)
+ STORE_8_BYTES(temp0, temp0, 2, 4, 2, dst)
+ STORE_8_BYTES(temp0, temp0, 3, 4, 3, dst)
+ STORE_8_BYTES(temp0, temp0, 4, 4, 4, dst)
+ STORE_8_BYTES(temp0, temp0, 5, 4, 5, dst)
+ STORE_8_BYTES(temp0, temp0, 6, 4, 6, dst)
+ STORE_8_BYTES(temp0, temp0, 7, 4, 7, dst)
+ : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1)
+ : [dst]"r"(dst)
+ : "memory"
+ );
+}
+
+static void DC8uvNoTop(uint8_t* dst) { // DC with no top samples
+ int temp0, temp1, temp2, temp3, temp4;
+ int temp5, temp6, temp7, temp8;
+ __asm__ volatile (
+ LOAD_4_BYTES(temp2, temp3, temp4, temp5, -1, 0, -1, 1, -1, 2, -1, 3, dst)
+ LOAD_4_BYTES(temp6, temp7, temp8, temp1, -1, 4, -1, 5, -1, 6, -1, 7, dst)
+ "addu %[temp2], %[temp2], %[temp3] \n\t"
+ "addu %[temp4], %[temp4], %[temp5] \n\t"
+ "addu %[temp6], %[temp6], %[temp7] \n\t"
+ "addu %[temp8], %[temp8], %[temp1] \n\t"
+ "addu %[temp2], %[temp2], %[temp4] \n\t"
+ "addu %[temp6], %[temp6], %[temp8] \n\t"
+ "addu %[temp0], %[temp6], %[temp2] \n\t"
+ "shra_r.w %[temp0], %[temp0], 3 \n\t"
+ "replv.qb %[temp0], %[temp0] \n\t"
+ STORE_8_BYTES(temp0, temp0, 0, 4, 0, dst)
+ STORE_8_BYTES(temp0, temp0, 1, 4, 1, dst)
+ STORE_8_BYTES(temp0, temp0, 2, 4, 2, dst)
+ STORE_8_BYTES(temp0, temp0, 3, 4, 3, dst)
+ STORE_8_BYTES(temp0, temp0, 4, 4, 4, dst)
+ STORE_8_BYTES(temp0, temp0, 5, 4, 5, dst)
+ STORE_8_BYTES(temp0, temp0, 6, 4, 6, dst)
+ STORE_8_BYTES(temp0, temp0, 7, 4, 7, dst)
+ : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),
+ [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5),
+ [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8)
+ : [dst]"r"(dst)
+ : "memory"
+ );
+}
+
+#undef LOAD_8_BYTES
+#undef STORE_8_BYTES
+#undef LOAD_4_BYTES
+
+#define CLIPPING(SIZE) \
+ "preceu.ph.qbl %[temp2], %[temp0] \n\t" \
+ "preceu.ph.qbr %[temp0], %[temp0] \n\t" \
+".if " #SIZE " == 8 \n\t" \
+ "preceu.ph.qbl %[temp3], %[temp1] \n\t" \
+ "preceu.ph.qbr %[temp1], %[temp1] \n\t" \
+".endif \n\t" \
+ "addu.ph %[temp2], %[temp2], %[dst_1] \n\t" \
+ "addu.ph %[temp0], %[temp0], %[dst_1] \n\t" \
+".if " #SIZE " == 8 \n\t" \
+ "addu.ph %[temp3], %[temp3], %[dst_1] \n\t" \
+ "addu.ph %[temp1], %[temp1], %[dst_1] \n\t" \
+".endif \n\t" \
+ "shll_s.ph %[temp2], %[temp2], 7 \n\t" \
+ "shll_s.ph %[temp0], %[temp0], 7 \n\t" \
+".if " #SIZE " == 8 \n\t" \
+ "shll_s.ph %[temp3], %[temp3], 7 \n\t" \
+ "shll_s.ph %[temp1], %[temp1], 7 \n\t" \
+".endif \n\t" \
+ "precrqu_s.qb.ph %[temp0], %[temp2], %[temp0] \n\t" \
+".if " #SIZE " == 8 \n\t" \
+ "precrqu_s.qb.ph %[temp1], %[temp3], %[temp1] \n\t" \
+".endif \n\t"
+
+
+#define CLIP_8B_TO_DST(DST, TOP, SIZE) do { \
+ int dst_1 = ((int)(DST)[-1] << 16) + (DST)[-1]; \
+ int temp0, temp1, temp2, temp3; \
+ __asm__ volatile ( \
+ ".if " #SIZE " < 8 \n\t" \
+ "ulw %[temp0], 0(%[top]) \n\t" \
+ "subu.ph %[dst_1], %[dst_1], %[top_1] \n\t" \
+ CLIPPING(4) \
+ "usw %[temp0], 0(%[dst]) \n\t" \
+ ".else \n\t" \
+ "ulw %[temp0], 0(%[top]) \n\t" \
+ "ulw %[temp1], 4(%[top]) \n\t" \
+ "subu.ph %[dst_1], %[dst_1], %[top_1] \n\t" \
+ CLIPPING(8) \
+ "usw %[temp0], 0(%[dst]) \n\t" \
+ "usw %[temp1], 4(%[dst]) \n\t" \
+ ".if " #SIZE " == 16 \n\t" \
+ "ulw %[temp0], 8(%[top]) \n\t" \
+ "ulw %[temp1], 12(%[top]) \n\t" \
+ CLIPPING(8) \
+ "usw %[temp0], 8(%[dst]) \n\t" \
+ "usw %[temp1], 12(%[dst]) \n\t" \
+ ".endif \n\t" \
+ ".endif \n\t" \
+ : [dst_1]"+&r"(dst_1), [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), \
+ [temp2]"=&r"(temp2), [temp3]"=&r"(temp3) \
+ : [top_1]"r"(top_1), [top]"r"((TOP)), [dst]"r"((DST)) \
+ : "memory" \
+ ); \
+} while (0)
+
+#define CLIP_TO_DST(DST, SIZE) do { \
+ int y; \
+ const uint8_t* top = (DST) - BPS; \
+ const int top_1 = ((int)top[-1] << 16) + top[-1]; \
+ for (y = 0; y < (SIZE); ++y) { \
+ CLIP_8B_TO_DST((DST), top, (SIZE)); \
+ (DST) += BPS; \
+ } \
+} while (0)
+
+#define TRUE_MOTION(DST, SIZE) \
+static void TrueMotion##SIZE(uint8_t* (DST)) { \
+ CLIP_TO_DST((DST), (SIZE)); \
+}
+
+TRUE_MOTION(dst, 4)
+TRUE_MOTION(dst, 8)
+TRUE_MOTION(dst, 16)
+
+#undef TRUE_MOTION
+#undef CLIP_TO_DST
+#undef CLIP_8B_TO_DST
+#undef CLIPPING
+
+//------------------------------------------------------------------------------
+// Entry point
+
+extern void VP8DspInitMIPSdspR2(void);
+
+WEBP_TSAN_IGNORE_FUNCTION void VP8DspInitMIPSdspR2(void) {
+ VP8TransformDC = TransformDC;
+ VP8TransformAC3 = TransformAC3;
+ VP8Transform = TransformTwo;
+
+ VP8VFilter16 = VFilter16;
+ VP8HFilter16 = HFilter16;
+ VP8VFilter8 = VFilter8;
+ VP8HFilter8 = HFilter8;
+ VP8VFilter16i = VFilter16i;
+ VP8HFilter16i = HFilter16i;
+ VP8VFilter8i = VFilter8i;
+ VP8HFilter8i = HFilter8i;
+ VP8SimpleVFilter16 = SimpleVFilter16;
+ VP8SimpleHFilter16 = SimpleHFilter16;
+ VP8SimpleVFilter16i = SimpleVFilter16i;
+ VP8SimpleHFilter16i = SimpleHFilter16i;
+
+ VP8PredLuma4[0] = DC4;
+ VP8PredLuma4[1] = TrueMotion4;
+ VP8PredLuma4[2] = VE4;
+ VP8PredLuma4[4] = RD4;
+ VP8PredLuma4[6] = LD4;
+
+ VP8PredChroma8[0] = DC8uv;
+ VP8PredChroma8[1] = TrueMotion8;
+ VP8PredChroma8[4] = DC8uvNoTop;
+ VP8PredChroma8[5] = DC8uvNoLeft;
+
+ VP8PredLuma16[1] = TrueMotion16;
+}
+
+#else // !WEBP_USE_MIPS_DSP_R2
+
+WEBP_DSP_INIT_STUB(VP8DspInitMIPSdspR2)
+
+#endif // WEBP_USE_MIPS_DSP_R2
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