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-rw-r--r--source/rotate_neon.cc458
1 files changed, 0 insertions, 458 deletions
diff --git a/source/rotate_neon.cc b/source/rotate_neon.cc
deleted file mode 100644
index 569a7318..00000000
--- a/source/rotate_neon.cc
+++ /dev/null
@@ -1,458 +0,0 @@
-/*
- * Copyright 2011 The LibYuv Project Authors. All rights reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "libyuv/rotate_row.h"
-#include "libyuv/row.h"
-
-#include "libyuv/basic_types.h"
-
-#ifdef __cplusplus
-namespace libyuv {
-extern "C" {
-#endif
-
-#if !defined(LIBYUV_DISABLE_NEON) && defined(__ARM_NEON__) && \
- !defined(__aarch64__)
-
-static const uvec8 kVTbl4x4Transpose = {0, 4, 8, 12, 1, 5, 9, 13,
- 2, 6, 10, 14, 3, 7, 11, 15};
-
-void TransposeWx8_NEON(const uint8_t* src,
- int src_stride,
- uint8_t* dst,
- int dst_stride,
- int width) {
- const uint8_t* src_temp;
- asm volatile(
- // loops are on blocks of 8. loop will stop when
- // counter gets to or below 0. starting the counter
- // at w-8 allow for this
- "sub %5, #8 \n"
-
- // handle 8x8 blocks. this should be the majority of the plane
- "1: \n"
- "mov %0, %1 \n"
-
- "vld1.8 {d0}, [%0], %2 \n"
- "vld1.8 {d1}, [%0], %2 \n"
- "vld1.8 {d2}, [%0], %2 \n"
- "vld1.8 {d3}, [%0], %2 \n"
- "vld1.8 {d4}, [%0], %2 \n"
- "vld1.8 {d5}, [%0], %2 \n"
- "vld1.8 {d6}, [%0], %2 \n"
- "vld1.8 {d7}, [%0] \n"
-
- "vtrn.8 d1, d0 \n"
- "vtrn.8 d3, d2 \n"
- "vtrn.8 d5, d4 \n"
- "vtrn.8 d7, d6 \n"
-
- "vtrn.16 d1, d3 \n"
- "vtrn.16 d0, d2 \n"
- "vtrn.16 d5, d7 \n"
- "vtrn.16 d4, d6 \n"
-
- "vtrn.32 d1, d5 \n"
- "vtrn.32 d0, d4 \n"
- "vtrn.32 d3, d7 \n"
- "vtrn.32 d2, d6 \n"
-
- "vrev16.8 q0, q0 \n"
- "vrev16.8 q1, q1 \n"
- "vrev16.8 q2, q2 \n"
- "vrev16.8 q3, q3 \n"
-
- "mov %0, %3 \n"
-
- "vst1.8 {d1}, [%0], %4 \n"
- "vst1.8 {d0}, [%0], %4 \n"
- "vst1.8 {d3}, [%0], %4 \n"
- "vst1.8 {d2}, [%0], %4 \n"
- "vst1.8 {d5}, [%0], %4 \n"
- "vst1.8 {d4}, [%0], %4 \n"
- "vst1.8 {d7}, [%0], %4 \n"
- "vst1.8 {d6}, [%0] \n"
-
- "add %1, #8 \n" // src += 8
- "add %3, %3, %4, lsl #3 \n" // dst += 8 * dst_stride
- "subs %5, #8 \n" // w -= 8
- "bge 1b \n"
-
- // add 8 back to counter. if the result is 0 there are
- // no residuals.
- "adds %5, #8 \n"
- "beq 4f \n"
-
- // some residual, so between 1 and 7 lines left to transpose
- "cmp %5, #2 \n"
- "blt 3f \n"
-
- "cmp %5, #4 \n"
- "blt 2f \n"
-
- // 4x8 block
- "mov %0, %1 \n"
- "vld1.32 {d0[0]}, [%0], %2 \n"
- "vld1.32 {d0[1]}, [%0], %2 \n"
- "vld1.32 {d1[0]}, [%0], %2 \n"
- "vld1.32 {d1[1]}, [%0], %2 \n"
- "vld1.32 {d2[0]}, [%0], %2 \n"
- "vld1.32 {d2[1]}, [%0], %2 \n"
- "vld1.32 {d3[0]}, [%0], %2 \n"
- "vld1.32 {d3[1]}, [%0] \n"
-
- "mov %0, %3 \n"
-
- "vld1.8 {q3}, [%6] \n"
-
- "vtbl.8 d4, {d0, d1}, d6 \n"
- "vtbl.8 d5, {d0, d1}, d7 \n"
- "vtbl.8 d0, {d2, d3}, d6 \n"
- "vtbl.8 d1, {d2, d3}, d7 \n"
-
- // TODO(frkoenig): Rework shuffle above to
- // write out with 4 instead of 8 writes.
- "vst1.32 {d4[0]}, [%0], %4 \n"
- "vst1.32 {d4[1]}, [%0], %4 \n"
- "vst1.32 {d5[0]}, [%0], %4 \n"
- "vst1.32 {d5[1]}, [%0] \n"
-
- "add %0, %3, #4 \n"
- "vst1.32 {d0[0]}, [%0], %4 \n"
- "vst1.32 {d0[1]}, [%0], %4 \n"
- "vst1.32 {d1[0]}, [%0], %4 \n"
- "vst1.32 {d1[1]}, [%0] \n"
-
- "add %1, #4 \n" // src += 4
- "add %3, %3, %4, lsl #2 \n" // dst += 4 * dst_stride
- "subs %5, #4 \n" // w -= 4
- "beq 4f \n"
-
- // some residual, check to see if it includes a 2x8 block,
- // or less
- "cmp %5, #2 \n"
- "blt 3f \n"
-
- // 2x8 block
- "2: \n"
- "mov %0, %1 \n"
- "vld1.16 {d0[0]}, [%0], %2 \n"
- "vld1.16 {d1[0]}, [%0], %2 \n"
- "vld1.16 {d0[1]}, [%0], %2 \n"
- "vld1.16 {d1[1]}, [%0], %2 \n"
- "vld1.16 {d0[2]}, [%0], %2 \n"
- "vld1.16 {d1[2]}, [%0], %2 \n"
- "vld1.16 {d0[3]}, [%0], %2 \n"
- "vld1.16 {d1[3]}, [%0] \n"
-
- "vtrn.8 d0, d1 \n"
-
- "mov %0, %3 \n"
-
- "vst1.64 {d0}, [%0], %4 \n"
- "vst1.64 {d1}, [%0] \n"
-
- "add %1, #2 \n" // src += 2
- "add %3, %3, %4, lsl #1 \n" // dst += 2 * dst_stride
- "subs %5, #2 \n" // w -= 2
- "beq 4f \n"
-
- // 1x8 block
- "3: \n"
- "vld1.8 {d0[0]}, [%1], %2 \n"
- "vld1.8 {d0[1]}, [%1], %2 \n"
- "vld1.8 {d0[2]}, [%1], %2 \n"
- "vld1.8 {d0[3]}, [%1], %2 \n"
- "vld1.8 {d0[4]}, [%1], %2 \n"
- "vld1.8 {d0[5]}, [%1], %2 \n"
- "vld1.8 {d0[6]}, [%1], %2 \n"
- "vld1.8 {d0[7]}, [%1] \n"
-
- "vst1.64 {d0}, [%3] \n"
-
- "4: \n"
-
- : "=&r"(src_temp), // %0
- "+r"(src), // %1
- "+r"(src_stride), // %2
- "+r"(dst), // %3
- "+r"(dst_stride), // %4
- "+r"(width) // %5
- : "r"(&kVTbl4x4Transpose) // %6
- : "memory", "cc", "q0", "q1", "q2", "q3");
-}
-
-static const uvec8 kVTbl4x4TransposeDi = {0, 8, 1, 9, 2, 10, 3, 11,
- 4, 12, 5, 13, 6, 14, 7, 15};
-
-void TransposeUVWx8_NEON(const uint8_t* src,
- int src_stride,
- uint8_t* dst_a,
- int dst_stride_a,
- uint8_t* dst_b,
- int dst_stride_b,
- int width) {
- const uint8_t* src_temp;
- asm volatile(
- // loops are on blocks of 8. loop will stop when
- // counter gets to or below 0. starting the counter
- // at w-8 allow for this
- "sub %7, #8 \n"
-
- // handle 8x8 blocks. this should be the majority of the plane
- "1: \n"
- "mov %0, %1 \n"
-
- "vld2.8 {d0, d1}, [%0], %2 \n"
- "vld2.8 {d2, d3}, [%0], %2 \n"
- "vld2.8 {d4, d5}, [%0], %2 \n"
- "vld2.8 {d6, d7}, [%0], %2 \n"
- "vld2.8 {d16, d17}, [%0], %2 \n"
- "vld2.8 {d18, d19}, [%0], %2 \n"
- "vld2.8 {d20, d21}, [%0], %2 \n"
- "vld2.8 {d22, d23}, [%0] \n"
-
- "vtrn.8 q1, q0 \n"
- "vtrn.8 q3, q2 \n"
- "vtrn.8 q9, q8 \n"
- "vtrn.8 q11, q10 \n"
-
- "vtrn.16 q1, q3 \n"
- "vtrn.16 q0, q2 \n"
- "vtrn.16 q9, q11 \n"
- "vtrn.16 q8, q10 \n"
-
- "vtrn.32 q1, q9 \n"
- "vtrn.32 q0, q8 \n"
- "vtrn.32 q3, q11 \n"
- "vtrn.32 q2, q10 \n"
-
- "vrev16.8 q0, q0 \n"
- "vrev16.8 q1, q1 \n"
- "vrev16.8 q2, q2 \n"
- "vrev16.8 q3, q3 \n"
- "vrev16.8 q8, q8 \n"
- "vrev16.8 q9, q9 \n"
- "vrev16.8 q10, q10 \n"
- "vrev16.8 q11, q11 \n"
-
- "mov %0, %3 \n"
-
- "vst1.8 {d2}, [%0], %4 \n"
- "vst1.8 {d0}, [%0], %4 \n"
- "vst1.8 {d6}, [%0], %4 \n"
- "vst1.8 {d4}, [%0], %4 \n"
- "vst1.8 {d18}, [%0], %4 \n"
- "vst1.8 {d16}, [%0], %4 \n"
- "vst1.8 {d22}, [%0], %4 \n"
- "vst1.8 {d20}, [%0] \n"
-
- "mov %0, %5 \n"
-
- "vst1.8 {d3}, [%0], %6 \n"
- "vst1.8 {d1}, [%0], %6 \n"
- "vst1.8 {d7}, [%0], %6 \n"
- "vst1.8 {d5}, [%0], %6 \n"
- "vst1.8 {d19}, [%0], %6 \n"
- "vst1.8 {d17}, [%0], %6 \n"
- "vst1.8 {d23}, [%0], %6 \n"
- "vst1.8 {d21}, [%0] \n"
-
- "add %1, #8*2 \n" // src += 8*2
- "add %3, %3, %4, lsl #3 \n" // dst_a += 8 *
- // dst_stride_a
- "add %5, %5, %6, lsl #3 \n" // dst_b += 8 *
- // dst_stride_b
- "subs %7, #8 \n" // w -= 8
- "bge 1b \n"
-
- // add 8 back to counter. if the result is 0 there are
- // no residuals.
- "adds %7, #8 \n"
- "beq 4f \n"
-
- // some residual, so between 1 and 7 lines left to transpose
- "cmp %7, #2 \n"
- "blt 3f \n"
-
- "cmp %7, #4 \n"
- "blt 2f \n"
-
- // TODO(frkoenig): Clean this up
- // 4x8 block
- "mov %0, %1 \n"
- "vld1.64 {d0}, [%0], %2 \n"
- "vld1.64 {d1}, [%0], %2 \n"
- "vld1.64 {d2}, [%0], %2 \n"
- "vld1.64 {d3}, [%0], %2 \n"
- "vld1.64 {d4}, [%0], %2 \n"
- "vld1.64 {d5}, [%0], %2 \n"
- "vld1.64 {d6}, [%0], %2 \n"
- "vld1.64 {d7}, [%0] \n"
-
- "vld1.8 {q15}, [%8] \n"
-
- "vtrn.8 q0, q1 \n"
- "vtrn.8 q2, q3 \n"
-
- "vtbl.8 d16, {d0, d1}, d30 \n"
- "vtbl.8 d17, {d0, d1}, d31 \n"
- "vtbl.8 d18, {d2, d3}, d30 \n"
- "vtbl.8 d19, {d2, d3}, d31 \n"
- "vtbl.8 d20, {d4, d5}, d30 \n"
- "vtbl.8 d21, {d4, d5}, d31 \n"
- "vtbl.8 d22, {d6, d7}, d30 \n"
- "vtbl.8 d23, {d6, d7}, d31 \n"
-
- "mov %0, %3 \n"
-
- "vst1.32 {d16[0]}, [%0], %4 \n"
- "vst1.32 {d16[1]}, [%0], %4 \n"
- "vst1.32 {d17[0]}, [%0], %4 \n"
- "vst1.32 {d17[1]}, [%0], %4 \n"
-
- "add %0, %3, #4 \n"
- "vst1.32 {d20[0]}, [%0], %4 \n"
- "vst1.32 {d20[1]}, [%0], %4 \n"
- "vst1.32 {d21[0]}, [%0], %4 \n"
- "vst1.32 {d21[1]}, [%0] \n"
-
- "mov %0, %5 \n"
-
- "vst1.32 {d18[0]}, [%0], %6 \n"
- "vst1.32 {d18[1]}, [%0], %6 \n"
- "vst1.32 {d19[0]}, [%0], %6 \n"
- "vst1.32 {d19[1]}, [%0], %6 \n"
-
- "add %0, %5, #4 \n"
- "vst1.32 {d22[0]}, [%0], %6 \n"
- "vst1.32 {d22[1]}, [%0], %6 \n"
- "vst1.32 {d23[0]}, [%0], %6 \n"
- "vst1.32 {d23[1]}, [%0] \n"
-
- "add %1, #4*2 \n" // src += 4 * 2
- "add %3, %3, %4, lsl #2 \n" // dst_a += 4 *
- // dst_stride_a
- "add %5, %5, %6, lsl #2 \n" // dst_b += 4 *
- // dst_stride_b
- "subs %7, #4 \n" // w -= 4
- "beq 4f \n"
-
- // some residual, check to see if it includes a 2x8 block,
- // or less
- "cmp %7, #2 \n"
- "blt 3f \n"
-
- // 2x8 block
- "2: \n"
- "mov %0, %1 \n"
- "vld2.16 {d0[0], d2[0]}, [%0], %2 \n"
- "vld2.16 {d1[0], d3[0]}, [%0], %2 \n"
- "vld2.16 {d0[1], d2[1]}, [%0], %2 \n"
- "vld2.16 {d1[1], d3[1]}, [%0], %2 \n"
- "vld2.16 {d0[2], d2[2]}, [%0], %2 \n"
- "vld2.16 {d1[2], d3[2]}, [%0], %2 \n"
- "vld2.16 {d0[3], d2[3]}, [%0], %2 \n"
- "vld2.16 {d1[3], d3[3]}, [%0] \n"
-
- "vtrn.8 d0, d1 \n"
- "vtrn.8 d2, d3 \n"
-
- "mov %0, %3 \n"
-
- "vst1.64 {d0}, [%0], %4 \n"
- "vst1.64 {d2}, [%0] \n"
-
- "mov %0, %5 \n"
-
- "vst1.64 {d1}, [%0], %6 \n"
- "vst1.64 {d3}, [%0] \n"
-
- "add %1, #2*2 \n" // src += 2 * 2
- "add %3, %3, %4, lsl #1 \n" // dst_a += 2 *
- // dst_stride_a
- "add %5, %5, %6, lsl #1 \n" // dst_b += 2 *
- // dst_stride_b
- "subs %7, #2 \n" // w -= 2
- "beq 4f \n"
-
- // 1x8 block
- "3: \n"
- "vld2.8 {d0[0], d1[0]}, [%1], %2 \n"
- "vld2.8 {d0[1], d1[1]}, [%1], %2 \n"
- "vld2.8 {d0[2], d1[2]}, [%1], %2 \n"
- "vld2.8 {d0[3], d1[3]}, [%1], %2 \n"
- "vld2.8 {d0[4], d1[4]}, [%1], %2 \n"
- "vld2.8 {d0[5], d1[5]}, [%1], %2 \n"
- "vld2.8 {d0[6], d1[6]}, [%1], %2 \n"
- "vld2.8 {d0[7], d1[7]}, [%1] \n"
-
- "vst1.64 {d0}, [%3] \n"
- "vst1.64 {d1}, [%5] \n"
-
- "4: \n"
-
- : "=&r"(src_temp), // %0
- "+r"(src), // %1
- "+r"(src_stride), // %2
- "+r"(dst_a), // %3
- "+r"(dst_stride_a), // %4
- "+r"(dst_b), // %5
- "+r"(dst_stride_b), // %6
- "+r"(width) // %7
- : "r"(&kVTbl4x4TransposeDi) // %8
- : "memory", "cc", "q0", "q1", "q2", "q3", "q8", "q9", "q10", "q11");
-}
-
-// Transpose 32 bit values (ARGB)
-void Transpose4x4_32_NEON(const uint8_t* src,
- int src_stride,
- uint8_t* dst,
- int dst_stride,
- int width) {
- const uint8_t* src1 = src + src_stride;
- const uint8_t* src2 = src1 + src_stride;
- const uint8_t* src3 = src2 + src_stride;
- uint8_t* dst1 = dst + dst_stride;
- uint8_t* dst2 = dst1 + dst_stride;
- uint8_t* dst3 = dst2 + dst_stride;
- asm volatile(
- // Main loop transpose 4x4. Read a column, write a row.
- "1: \n"
- "vld4.32 {d0[0], d2[0], d4[0], d6[0]}, [%0], %9 \n"
- "vld4.32 {d0[1], d2[1], d4[1], d6[1]}, [%1], %9 \n"
- "vld4.32 {d1[0], d3[0], d5[0], d7[0]}, [%2], %9 \n"
- "vld4.32 {d1[1], d3[1], d5[1], d7[1]}, [%3], %9 \n"
- "subs %8, %8, #4 \n" // w -= 4
- "vst1.8 {q0}, [%4]! \n"
- "vst1.8 {q1}, [%5]! \n"
- "vst1.8 {q2}, [%6]! \n"
- "vst1.8 {q3}, [%7]! \n"
- "bgt 1b \n"
-
- : "+r"(src), // %0
- "+r"(src1), // %1
- "+r"(src2), // %2
- "+r"(src3), // %3
- "+r"(dst), // %4
- "+r"(dst1), // %5
- "+r"(dst2), // %6
- "+r"(dst3), // %7
- "+r"(width) // %8
- : "r"((ptrdiff_t)(src_stride * 4)) // %9
- : "memory", "cc", "q0", "q1", "q2", "q3");
-}
-
-#endif // defined(__ARM_NEON__) && !defined(__aarch64__)
-
-#ifdef __cplusplus
-} // extern "C"
-} // namespace libyuv
-#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-23 08:51:22 +0000