ref: fe74c4286aca842aee5f89c76385e7d16018443e
parent: f71e5246f214353fea1d14a1d10fcc38859db58d
author: Johann <johann.koenig@duck.com>
date: Wed Apr 24 05:08:56 EDT 2013
Rename quantize_sse2_intrinsics.c The only reason for the _intrinsics part of the file name was for the interim period where only one of the functions was redone and the base file name was the same. Change-Id: I7851154f1633d48821bee885b1cadb2148e65a23
--- /dev/null
+++ b/vp8/encoder/x86/quantize_sse2.c
@@ -1,0 +1,229 @@
+/*
+ * Copyright (c) 2012 The WebM 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 "vpx_config.h"
+#include "vp8_rtcd.h"
+#include "vpx_ports/x86.h"
+#include "vpx_mem/vpx_mem.h"
+#include "vp8/encoder/block.h"
+#include "vp8/common/entropy.h" /* vp8_default_inv_zig_zag */
+
+#include <mmintrin.h> /* MMX */
+#include <xmmintrin.h> /* SSE */
+#include <emmintrin.h> /* SSE2 */
+
+#define SELECT_EOB(i, z) \
+ do { \+ short boost = *zbin_boost_ptr; \
+ int cmp = (x[z] < boost) | (y[z] == 0); \
+ zbin_boost_ptr++; \
+ if (cmp) \
+ goto select_eob_end_##i; \
+ qcoeff_ptr[z] = y[z]; \
+ eob = i; \
+ zbin_boost_ptr = b->zrun_zbin_boost; \
+ select_eob_end_##i:; \
+ } while (0)
+
+void vp8_regular_quantize_b_sse2(BLOCK *b, BLOCKD *d)
+{+ char eob = 0;
+ short *zbin_boost_ptr = b->zrun_zbin_boost;
+ short *qcoeff_ptr = d->qcoeff;
+ DECLARE_ALIGNED_ARRAY(16, short, x, 16);
+ DECLARE_ALIGNED_ARRAY(16, short, y, 16);
+
+ __m128i sz0, x0, sz1, x1, y0, y1, x_minus_zbin0, x_minus_zbin1;
+ __m128i quant_shift0 = _mm_load_si128((__m128i *)(b->quant_shift));
+ __m128i quant_shift1 = _mm_load_si128((__m128i *)(b->quant_shift + 8));
+ __m128i z0 = _mm_load_si128((__m128i *)(b->coeff));
+ __m128i z1 = _mm_load_si128((__m128i *)(b->coeff+8));
+ __m128i zbin_extra = _mm_cvtsi32_si128(b->zbin_extra);
+ __m128i zbin0 = _mm_load_si128((__m128i *)(b->zbin));
+ __m128i zbin1 = _mm_load_si128((__m128i *)(b->zbin + 8));
+ __m128i round0 = _mm_load_si128((__m128i *)(b->round));
+ __m128i round1 = _mm_load_si128((__m128i *)(b->round + 8));
+ __m128i quant0 = _mm_load_si128((__m128i *)(b->quant));
+ __m128i quant1 = _mm_load_si128((__m128i *)(b->quant + 8));
+ __m128i dequant0 = _mm_load_si128((__m128i *)(d->dequant));
+ __m128i dequant1 = _mm_load_si128((__m128i *)(d->dequant + 8));
+
+ vpx_memset(qcoeff_ptr, 0, 32);
+
+ /* Duplicate to all lanes. */
+ zbin_extra = _mm_shufflelo_epi16(zbin_extra, 0);
+ zbin_extra = _mm_unpacklo_epi16(zbin_extra, zbin_extra);
+
+ /* Sign of z: z >> 15 */
+ sz0 = _mm_srai_epi16(z0, 15);
+ sz1 = _mm_srai_epi16(z1, 15);
+
+ /* x = abs(z): (z ^ sz) - sz */
+ x0 = _mm_xor_si128(z0, sz0);
+ x1 = _mm_xor_si128(z1, sz1);
+ x0 = _mm_sub_epi16(x0, sz0);
+ x1 = _mm_sub_epi16(x1, sz1);
+
+ /* zbin[] + zbin_extra */
+ zbin0 = _mm_add_epi16(zbin0, zbin_extra);
+ zbin1 = _mm_add_epi16(zbin1, zbin_extra);
+
+ /* In C x is compared to zbin where zbin = zbin[] + boost + extra. Rebalance
+ * the equation because boost is the only value which can change:
+ * x - (zbin[] + extra) >= boost */
+ x_minus_zbin0 = _mm_sub_epi16(x0, zbin0);
+ x_minus_zbin1 = _mm_sub_epi16(x1, zbin1);
+
+ _mm_store_si128((__m128i *)(x), x_minus_zbin0);
+ _mm_store_si128((__m128i *)(x + 8), x_minus_zbin1);
+
+ /* All the remaining calculations are valid whether they are done now with
+ * simd or later inside the loop one at a time. */
+ x0 = _mm_add_epi16(x0, round0);
+ x1 = _mm_add_epi16(x1, round1);
+
+ y0 = _mm_mulhi_epi16(x0, quant0);
+ y1 = _mm_mulhi_epi16(x1, quant1);
+
+ y0 = _mm_add_epi16(y0, x0);
+ y1 = _mm_add_epi16(y1, x1);
+
+ /* Instead of shifting each value independently we convert the scaling
+ * factor with 1 << (16 - shift) so we can use multiply/return high half. */
+ y0 = _mm_mulhi_epi16(y0, quant_shift0);
+ y1 = _mm_mulhi_epi16(y1, quant_shift1);
+
+ /* Return the sign: (y ^ sz) - sz */
+ y0 = _mm_xor_si128(y0, sz0);
+ y1 = _mm_xor_si128(y1, sz1);
+ y0 = _mm_sub_epi16(y0, sz0);
+ y1 = _mm_sub_epi16(y1, sz1);
+
+ _mm_store_si128((__m128i *)(y), y0);
+ _mm_store_si128((__m128i *)(y + 8), y1);
+
+ zbin_boost_ptr = b->zrun_zbin_boost;
+
+ /* The loop gets unrolled anyway. Avoid the vp8_default_zig_zag1d lookup. */
+ SELECT_EOB(1, 0);
+ SELECT_EOB(2, 1);
+ SELECT_EOB(3, 4);
+ SELECT_EOB(4, 8);
+ SELECT_EOB(5, 5);
+ SELECT_EOB(6, 2);
+ SELECT_EOB(7, 3);
+ SELECT_EOB(8, 6);
+ SELECT_EOB(9, 9);
+ SELECT_EOB(10, 12);
+ SELECT_EOB(11, 13);
+ SELECT_EOB(12, 10);
+ SELECT_EOB(13, 7);
+ SELECT_EOB(14, 11);
+ SELECT_EOB(15, 14);
+ SELECT_EOB(16, 15);
+
+ y0 = _mm_load_si128((__m128i *)(d->qcoeff));
+ y1 = _mm_load_si128((__m128i *)(d->qcoeff + 8));
+
+ /* dqcoeff = qcoeff * dequant */
+ y0 = _mm_mullo_epi16(y0, dequant0);
+ y1 = _mm_mullo_epi16(y1, dequant1);
+
+ _mm_store_si128((__m128i *)(d->dqcoeff), y0);
+ _mm_store_si128((__m128i *)(d->dqcoeff + 8), y1);
+
+ *d->eob = eob;
+}
+
+void vp8_fast_quantize_b_sse2(BLOCK *b, BLOCKD *d)
+{+ __m128i z0 = _mm_load_si128((__m128i *)(b->coeff));
+ __m128i z1 = _mm_load_si128((__m128i *)(b->coeff + 8));
+ __m128i round0 = _mm_load_si128((__m128i *)(b->round));
+ __m128i round1 = _mm_load_si128((__m128i *)(b->round + 8));
+ __m128i quant_fast0 = _mm_load_si128((__m128i *)(b->quant_fast));
+ __m128i quant_fast1 = _mm_load_si128((__m128i *)(b->quant_fast + 8));
+ __m128i dequant0 = _mm_load_si128((__m128i *)(d->dequant));
+ __m128i dequant1 = _mm_load_si128((__m128i *)(d->dequant + 8));
+ __m128i inv_zig_zag0 = _mm_load_si128((const __m128i *)(vp8_default_inv_zig_zag));
+ __m128i inv_zig_zag1 = _mm_load_si128((const __m128i *)(vp8_default_inv_zig_zag + 8));
+
+ __m128i sz0, sz1, x0, x1, y0, y1, xdq0, xdq1, zeros, ones;
+
+ /* sign of z: z >> 15 */
+ sz0 = _mm_srai_epi16(z0, 15);
+ sz1 = _mm_srai_epi16(z1, 15);
+
+ /* x = abs(z): (z ^ sz) - sz */
+ x0 = _mm_xor_si128(z0, sz0);
+ x1 = _mm_xor_si128(z1, sz1);
+ x0 = _mm_sub_epi16(x0, sz0);
+ x1 = _mm_sub_epi16(x1, sz1);
+
+ /* x += round */
+ x0 = _mm_add_epi16(x0, round0);
+ x1 = _mm_add_epi16(x1, round1);
+
+ /* y = (x * quant) >> 16 */
+ y0 = _mm_mulhi_epi16(x0, quant_fast0);
+ y1 = _mm_mulhi_epi16(x1, quant_fast1);
+
+ /* x = abs(y) = (y ^ sz) - sz */
+ y0 = _mm_xor_si128(y0, sz0);
+ y1 = _mm_xor_si128(y1, sz1);
+ x0 = _mm_sub_epi16(y0, sz0);
+ x1 = _mm_sub_epi16(y1, sz1);
+
+ /* qcoeff = x */
+ _mm_store_si128((__m128i *)(d->qcoeff), x0);
+ _mm_store_si128((__m128i *)(d->qcoeff + 8), x1);
+
+ /* x * dequant */
+ xdq0 = _mm_mullo_epi16(x0, dequant0);
+ xdq1 = _mm_mullo_epi16(x1, dequant1);
+
+ /* dqcoeff = x * dequant */
+ _mm_store_si128((__m128i *)(d->dqcoeff), xdq0);
+ _mm_store_si128((__m128i *)(d->dqcoeff + 8), xdq1);
+
+ /* build a mask for the zig zag */
+ zeros = _mm_setzero_si128();
+
+ x0 = _mm_cmpeq_epi16(x0, zeros);
+ x1 = _mm_cmpeq_epi16(x1, zeros);
+
+ ones = _mm_cmpeq_epi16(zeros, zeros);
+
+ x0 = _mm_xor_si128(x0, ones);
+ x1 = _mm_xor_si128(x1, ones);
+
+ x0 = _mm_and_si128(x0, inv_zig_zag0);
+ x1 = _mm_and_si128(x1, inv_zig_zag1);
+
+ x0 = _mm_max_epi16(x0, x1);
+
+ /* now down to 8 */
+ x1 = _mm_shuffle_epi32(x0, 0xE); // 0b00001110
+
+ x0 = _mm_max_epi16(x0, x1);
+
+ /* only 4 left */
+ x1 = _mm_shufflelo_epi16(x0, 0xE); // 0b00001110
+
+ x0 = _mm_max_epi16(x0, x1);
+
+ /* okay, just 2! */
+ x1 = _mm_shufflelo_epi16(x0, 0x1); // 0b00000001
+
+ x0 = _mm_max_epi16(x0, x1);
+
+ *d->eob = 0xFF & _mm_cvtsi128_si32(x0);
+}
--- a/vp8/encoder/x86/quantize_sse2_intrinsics.c
+++ /dev/null
@@ -1,229 +1,0 @@
-/*
- * Copyright (c) 2012 The WebM 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 "vpx_config.h"
-#include "vp8_rtcd.h"
-#include "vpx_ports/x86.h"
-#include "vpx_mem/vpx_mem.h"
-#include "vp8/encoder/block.h"
-#include "vp8/common/entropy.h" /* vp8_default_inv_zig_zag */
-
-#include <mmintrin.h> /* MMX */
-#include <xmmintrin.h> /* SSE */
-#include <emmintrin.h> /* SSE2 */
-
-#define SELECT_EOB(i, z) \
- do { \- short boost = *zbin_boost_ptr; \
- int cmp = (x[z] < boost) | (y[z] == 0); \
- zbin_boost_ptr++; \
- if (cmp) \
- goto select_eob_end_##i; \
- qcoeff_ptr[z] = y[z]; \
- eob = i; \
- zbin_boost_ptr = b->zrun_zbin_boost; \
- select_eob_end_##i:; \
- } while (0)
-
-void vp8_regular_quantize_b_sse2(BLOCK *b, BLOCKD *d)
-{- char eob = 0;
- short *zbin_boost_ptr = b->zrun_zbin_boost;
- short *qcoeff_ptr = d->qcoeff;
- DECLARE_ALIGNED_ARRAY(16, short, x, 16);
- DECLARE_ALIGNED_ARRAY(16, short, y, 16);
-
- __m128i sz0, x0, sz1, x1, y0, y1, x_minus_zbin0, x_minus_zbin1;
- __m128i quant_shift0 = _mm_load_si128((__m128i *)(b->quant_shift));
- __m128i quant_shift1 = _mm_load_si128((__m128i *)(b->quant_shift + 8));
- __m128i z0 = _mm_load_si128((__m128i *)(b->coeff));
- __m128i z1 = _mm_load_si128((__m128i *)(b->coeff+8));
- __m128i zbin_extra = _mm_cvtsi32_si128(b->zbin_extra);
- __m128i zbin0 = _mm_load_si128((__m128i *)(b->zbin));
- __m128i zbin1 = _mm_load_si128((__m128i *)(b->zbin + 8));
- __m128i round0 = _mm_load_si128((__m128i *)(b->round));
- __m128i round1 = _mm_load_si128((__m128i *)(b->round + 8));
- __m128i quant0 = _mm_load_si128((__m128i *)(b->quant));
- __m128i quant1 = _mm_load_si128((__m128i *)(b->quant + 8));
- __m128i dequant0 = _mm_load_si128((__m128i *)(d->dequant));
- __m128i dequant1 = _mm_load_si128((__m128i *)(d->dequant + 8));
-
- vpx_memset(qcoeff_ptr, 0, 32);
-
- /* Duplicate to all lanes. */
- zbin_extra = _mm_shufflelo_epi16(zbin_extra, 0);
- zbin_extra = _mm_unpacklo_epi16(zbin_extra, zbin_extra);
-
- /* Sign of z: z >> 15 */
- sz0 = _mm_srai_epi16(z0, 15);
- sz1 = _mm_srai_epi16(z1, 15);
-
- /* x = abs(z): (z ^ sz) - sz */
- x0 = _mm_xor_si128(z0, sz0);
- x1 = _mm_xor_si128(z1, sz1);
- x0 = _mm_sub_epi16(x0, sz0);
- x1 = _mm_sub_epi16(x1, sz1);
-
- /* zbin[] + zbin_extra */
- zbin0 = _mm_add_epi16(zbin0, zbin_extra);
- zbin1 = _mm_add_epi16(zbin1, zbin_extra);
-
- /* In C x is compared to zbin where zbin = zbin[] + boost + extra. Rebalance
- * the equation because boost is the only value which can change:
- * x - (zbin[] + extra) >= boost */
- x_minus_zbin0 = _mm_sub_epi16(x0, zbin0);
- x_minus_zbin1 = _mm_sub_epi16(x1, zbin1);
-
- _mm_store_si128((__m128i *)(x), x_minus_zbin0);
- _mm_store_si128((__m128i *)(x + 8), x_minus_zbin1);
-
- /* All the remaining calculations are valid whether they are done now with
- * simd or later inside the loop one at a time. */
- x0 = _mm_add_epi16(x0, round0);
- x1 = _mm_add_epi16(x1, round1);
-
- y0 = _mm_mulhi_epi16(x0, quant0);
- y1 = _mm_mulhi_epi16(x1, quant1);
-
- y0 = _mm_add_epi16(y0, x0);
- y1 = _mm_add_epi16(y1, x1);
-
- /* Instead of shifting each value independently we convert the scaling
- * factor with 1 << (16 - shift) so we can use multiply/return high half. */
- y0 = _mm_mulhi_epi16(y0, quant_shift0);
- y1 = _mm_mulhi_epi16(y1, quant_shift1);
-
- /* Return the sign: (y ^ sz) - sz */
- y0 = _mm_xor_si128(y0, sz0);
- y1 = _mm_xor_si128(y1, sz1);
- y0 = _mm_sub_epi16(y0, sz0);
- y1 = _mm_sub_epi16(y1, sz1);
-
- _mm_store_si128((__m128i *)(y), y0);
- _mm_store_si128((__m128i *)(y + 8), y1);
-
- zbin_boost_ptr = b->zrun_zbin_boost;
-
- /* The loop gets unrolled anyway. Avoid the vp8_default_zig_zag1d lookup. */
- SELECT_EOB(1, 0);
- SELECT_EOB(2, 1);
- SELECT_EOB(3, 4);
- SELECT_EOB(4, 8);
- SELECT_EOB(5, 5);
- SELECT_EOB(6, 2);
- SELECT_EOB(7, 3);
- SELECT_EOB(8, 6);
- SELECT_EOB(9, 9);
- SELECT_EOB(10, 12);
- SELECT_EOB(11, 13);
- SELECT_EOB(12, 10);
- SELECT_EOB(13, 7);
- SELECT_EOB(14, 11);
- SELECT_EOB(15, 14);
- SELECT_EOB(16, 15);
-
- y0 = _mm_load_si128((__m128i *)(d->qcoeff));
- y1 = _mm_load_si128((__m128i *)(d->qcoeff + 8));
-
- /* dqcoeff = qcoeff * dequant */
- y0 = _mm_mullo_epi16(y0, dequant0);
- y1 = _mm_mullo_epi16(y1, dequant1);
-
- _mm_store_si128((__m128i *)(d->dqcoeff), y0);
- _mm_store_si128((__m128i *)(d->dqcoeff + 8), y1);
-
- *d->eob = eob;
-}
-
-void vp8_fast_quantize_b_sse2(BLOCK *b, BLOCKD *d)
-{- __m128i z0 = _mm_load_si128((__m128i *)(b->coeff));
- __m128i z1 = _mm_load_si128((__m128i *)(b->coeff + 8));
- __m128i round0 = _mm_load_si128((__m128i *)(b->round));
- __m128i round1 = _mm_load_si128((__m128i *)(b->round + 8));
- __m128i quant_fast0 = _mm_load_si128((__m128i *)(b->quant_fast));
- __m128i quant_fast1 = _mm_load_si128((__m128i *)(b->quant_fast + 8));
- __m128i dequant0 = _mm_load_si128((__m128i *)(d->dequant));
- __m128i dequant1 = _mm_load_si128((__m128i *)(d->dequant + 8));
- __m128i inv_zig_zag0 = _mm_load_si128((const __m128i *)(vp8_default_inv_zig_zag));
- __m128i inv_zig_zag1 = _mm_load_si128((const __m128i *)(vp8_default_inv_zig_zag + 8));
-
- __m128i sz0, sz1, x0, x1, y0, y1, xdq0, xdq1, zeros, ones;
-
- /* sign of z: z >> 15 */
- sz0 = _mm_srai_epi16(z0, 15);
- sz1 = _mm_srai_epi16(z1, 15);
-
- /* x = abs(z): (z ^ sz) - sz */
- x0 = _mm_xor_si128(z0, sz0);
- x1 = _mm_xor_si128(z1, sz1);
- x0 = _mm_sub_epi16(x0, sz0);
- x1 = _mm_sub_epi16(x1, sz1);
-
- /* x += round */
- x0 = _mm_add_epi16(x0, round0);
- x1 = _mm_add_epi16(x1, round1);
-
- /* y = (x * quant) >> 16 */
- y0 = _mm_mulhi_epi16(x0, quant_fast0);
- y1 = _mm_mulhi_epi16(x1, quant_fast1);
-
- /* x = abs(y) = (y ^ sz) - sz */
- y0 = _mm_xor_si128(y0, sz0);
- y1 = _mm_xor_si128(y1, sz1);
- x0 = _mm_sub_epi16(y0, sz0);
- x1 = _mm_sub_epi16(y1, sz1);
-
- /* qcoeff = x */
- _mm_store_si128((__m128i *)(d->qcoeff), x0);
- _mm_store_si128((__m128i *)(d->qcoeff + 8), x1);
-
- /* x * dequant */
- xdq0 = _mm_mullo_epi16(x0, dequant0);
- xdq1 = _mm_mullo_epi16(x1, dequant1);
-
- /* dqcoeff = x * dequant */
- _mm_store_si128((__m128i *)(d->dqcoeff), xdq0);
- _mm_store_si128((__m128i *)(d->dqcoeff + 8), xdq1);
-
- /* build a mask for the zig zag */
- zeros = _mm_setzero_si128();
-
- x0 = _mm_cmpeq_epi16(x0, zeros);
- x1 = _mm_cmpeq_epi16(x1, zeros);
-
- ones = _mm_cmpeq_epi16(zeros, zeros);
-
- x0 = _mm_xor_si128(x0, ones);
- x1 = _mm_xor_si128(x1, ones);
-
- x0 = _mm_and_si128(x0, inv_zig_zag0);
- x1 = _mm_and_si128(x1, inv_zig_zag1);
-
- x0 = _mm_max_epi16(x0, x1);
-
- /* now down to 8 */
- x1 = _mm_shuffle_epi32(x0, 0xE); // 0b00001110
-
- x0 = _mm_max_epi16(x0, x1);
-
- /* only 4 left */
- x1 = _mm_shufflelo_epi16(x0, 0xE); // 0b00001110
-
- x0 = _mm_max_epi16(x0, x1);
-
- /* okay, just 2! */
- x1 = _mm_shufflelo_epi16(x0, 0x1); // 0b00000001
-
- x0 = _mm_max_epi16(x0, x1);
-
- *d->eob = 0xFF & _mm_cvtsi128_si32(x0);
-}
--- a/vp8/vp8cx.mk
+++ b/vp8/vp8cx.mk
@@ -89,12 +89,12 @@
VP8_CX_SRCS-$(HAVE_MMX) += encoder/x86/vp8_enc_stubs_mmx.c
VP8_CX_SRCS-$(HAVE_SSE2) += encoder/x86/dct_sse2.asm
VP8_CX_SRCS-$(HAVE_SSE2) += encoder/x86/fwalsh_sse2.asm
-VP8_CX_SRCS-$(HAVE_SSE2) += encoder/x86/quantize_sse2_intrinsics.c
+VP8_CX_SRCS-$(HAVE_SSE2) += encoder/x86/quantize_sse2.c
# TODO(johann) make this generic
ifeq ($(HAVE_SSE2),yes)
-vp8/encoder/x86/quantize_sse2_intrinsics.c.o: CFLAGS += -msse2
-vp8/encoder/x86/quantize_sse2_intrinsics.c.d: CFLAGS += -msse2
+vp8/encoder/x86/quantize_sse2.c.o: CFLAGS += -msse2
+vp8/encoder/x86/quantize_sse2.c.d: CFLAGS += -msse2
endif
ifeq ($(CONFIG_TEMPORAL_DENOISING),yes)