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-rw-r--r--third_party/aom/aom_dsp/mips/intrapred4_dspr2.c82
1 files changed, 82 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/mips/intrapred4_dspr2.c b/third_party/aom/aom_dsp/mips/intrapred4_dspr2.c
new file mode 100644
index 0000000000..0a21979c74
--- /dev/null
+++ b/third_party/aom/aom_dsp/mips/intrapred4_dspr2.c
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+#include "aom_dsp/mips/common_dspr2.h"
+
+#if HAVE_DSPR2
+void aom_h_predictor_4x4_dspr2(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ int32_t tmp1, tmp2, tmp3, tmp4;
+ (void)above;
+
+ __asm__ __volatile__(
+ "lb %[tmp1], (%[left]) \n\t"
+ "lb %[tmp2], 1(%[left]) \n\t"
+ "lb %[tmp3], 2(%[left]) \n\t"
+ "lb %[tmp4], 3(%[left]) \n\t"
+ "replv.qb %[tmp1], %[tmp1] \n\t"
+ "replv.qb %[tmp2], %[tmp2] \n\t"
+ "replv.qb %[tmp3], %[tmp3] \n\t"
+ "replv.qb %[tmp4], %[tmp4] \n\t"
+ "sw %[tmp1], (%[dst]) \n\t"
+ "add %[dst], %[dst], %[stride] \n\t"
+ "sw %[tmp2], (%[dst]) \n\t"
+ "add %[dst], %[dst], %[stride] \n\t"
+ "sw %[tmp3], (%[dst]) \n\t"
+ "add %[dst], %[dst], %[stride] \n\t"
+ "sw %[tmp4], (%[dst]) \n\t"
+
+ : [tmp1] "=&r"(tmp1), [tmp2] "=&r"(tmp2), [tmp3] "=&r"(tmp3),
+ [tmp4] "=&r"(tmp4)
+ : [left] "r"(left), [dst] "r"(dst), [stride] "r"(stride));
+}
+
+void aom_dc_predictor_4x4_dspr2(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ int32_t expected_dc;
+ int32_t average;
+ int32_t tmp, above_c, above_l, above_r, left_c, left_r, left_l;
+
+ __asm__ __volatile__(
+ "lw %[above_c], (%[above]) \n\t"
+ "lw %[left_c], (%[left]) \n\t"
+
+ "preceu.ph.qbl %[above_l], %[above_c] \n\t"
+ "preceu.ph.qbr %[above_r], %[above_c] \n\t"
+ "preceu.ph.qbl %[left_l], %[left_c] \n\t"
+ "preceu.ph.qbr %[left_r], %[left_c] \n\t"
+
+ "addu.ph %[average], %[above_r], %[above_l] \n\t"
+ "addu.ph %[average], %[average], %[left_l] \n\t"
+ "addu.ph %[average], %[average], %[left_r] \n\t"
+ "addiu %[average], %[average], 4 \n\t"
+ "srl %[tmp], %[average], 16 \n\t"
+ "addu.ph %[average], %[tmp], %[average] \n\t"
+ "srl %[expected_dc], %[average], 3 \n\t"
+ "replv.qb %[expected_dc], %[expected_dc] \n\t"
+
+ "sw %[expected_dc], (%[dst]) \n\t"
+ "add %[dst], %[dst], %[stride] \n\t"
+ "sw %[expected_dc], (%[dst]) \n\t"
+ "add %[dst], %[dst], %[stride] \n\t"
+ "sw %[expected_dc], (%[dst]) \n\t"
+ "add %[dst], %[dst], %[stride] \n\t"
+ "sw %[expected_dc], (%[dst]) \n\t"
+
+ : [above_c] "=&r"(above_c), [above_l] "=&r"(above_l),
+ [above_r] "=&r"(above_r), [left_c] "=&r"(left_c),
+ [left_l] "=&r"(left_l), [left_r] "=&r"(left_r),
+ [average] "=&r"(average), [tmp] "=&r"(tmp),
+ [expected_dc] "=&r"(expected_dc)
+ : [above] "r"(above), [left] "r"(left), [dst] "r"(dst),
+ [stride] "r"(stride));
+}
+#endif // #if HAVE_DSPR2