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-rw-r--r--chromium/third_party/libyuv/source/compare_posix.cc330
1 files changed, 166 insertions, 164 deletions
diff --git a/chromium/third_party/libyuv/source/compare_posix.cc b/chromium/third_party/libyuv/source/compare_posix.cc
index f24835d7714..1e0ba8fe156 100644
--- a/chromium/third_party/libyuv/source/compare_posix.cc
+++ b/chromium/third_party/libyuv/source/compare_posix.cc
@@ -1,164 +1,166 @@
-/*
- * Copyright 2012 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/basic_types.h"
-#include "libyuv/row.h"
-
-#ifdef __cplusplus
-namespace libyuv {
-extern "C" {
-#endif
-
-#if !defined(LIBYUV_DISABLE_X86) && (defined(__x86_64__) || defined(__i386__))
-
-uint32 SumSquareError_SSE2(const uint8* src_a, const uint8* src_b, int count) {
- uint32 sse;
- asm volatile (
- "pxor %%xmm0,%%xmm0 \n"
- "pxor %%xmm5,%%xmm5 \n"
- "sub %0,%1 \n"
- ".p2align 4 \n"
- "1: \n"
- "movdqa (%0),%%xmm1 \n"
- "movdqa (%0,%1,1),%%xmm2 \n"
- "lea 0x10(%0),%0 \n"
- "sub $0x10,%2 \n"
- "movdqa %%xmm1,%%xmm3 \n"
- "psubusb %%xmm2,%%xmm1 \n"
- "psubusb %%xmm3,%%xmm2 \n"
- "por %%xmm2,%%xmm1 \n"
- "movdqa %%xmm1,%%xmm2 \n"
- "punpcklbw %%xmm5,%%xmm1 \n"
- "punpckhbw %%xmm5,%%xmm2 \n"
- "pmaddwd %%xmm1,%%xmm1 \n"
- "pmaddwd %%xmm2,%%xmm2 \n"
- "paddd %%xmm1,%%xmm0 \n"
- "paddd %%xmm2,%%xmm0 \n"
- "jg 1b \n"
-
- "pshufd $0xee,%%xmm0,%%xmm1 \n"
- "paddd %%xmm1,%%xmm0 \n"
- "pshufd $0x1,%%xmm0,%%xmm1 \n"
- "paddd %%xmm1,%%xmm0 \n"
- "movd %%xmm0,%3 \n"
-
- : "+r"(src_a), // %0
- "+r"(src_b), // %1
- "+r"(count), // %2
- "=g"(sse) // %3
- :
- : "memory", "cc"
-#if defined(__SSE2__)
- , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
-#endif
- );
- return sse;
-}
-
-#endif // defined(__x86_64__) || defined(__i386__)
-
-#if !defined(LIBYUV_DISABLE_X86) && \
- (defined(__x86_64__) || (defined(__i386__) && !defined(__pic__)))
-// GCC 4.2 on OSX has link error when passing static or const to inline.
-// TODO(fbarchard): Use static const when gcc 4.2 support is dropped.
-#ifdef __APPLE__
-#define CONST
-#else
-#define CONST static const
-#endif
-#define HAS_HASHDJB2_SSE41
-CONST uvec32 kHash16x33 = { 0x92d9e201, 0, 0, 0 }; // 33 ^ 16
-CONST uvec32 kHashMul0 = {
- 0x0c3525e1, // 33 ^ 15
- 0xa3476dc1, // 33 ^ 14
- 0x3b4039a1, // 33 ^ 13
- 0x4f5f0981, // 33 ^ 12
-};
-CONST uvec32 kHashMul1 = {
- 0x30f35d61, // 33 ^ 11
- 0x855cb541, // 33 ^ 10
- 0x040a9121, // 33 ^ 9
- 0x747c7101, // 33 ^ 8
-};
-CONST uvec32 kHashMul2 = {
- 0xec41d4e1, // 33 ^ 7
- 0x4cfa3cc1, // 33 ^ 6
- 0x025528a1, // 33 ^ 5
- 0x00121881, // 33 ^ 4
-};
-CONST uvec32 kHashMul3 = {
- 0x00008c61, // 33 ^ 3
- 0x00000441, // 33 ^ 2
- 0x00000021, // 33 ^ 1
- 0x00000001, // 33 ^ 0
-};
-
-uint32 HashDjb2_SSE41(const uint8* src, int count, uint32 seed) {
- uint32 hash;
- asm volatile (
- "movd %2,%%xmm0 \n"
- "pxor %%xmm7,%%xmm7 \n"
- "movdqa %4,%%xmm6 \n"
- ".p2align 4 \n"
- "1: \n"
- "movdqu (%0),%%xmm1 \n"
- "lea 0x10(%0),%0 \n"
- "pmulld %%xmm6,%%xmm0 \n"
- "movdqa %5,%%xmm5 \n"
- "movdqa %%xmm1,%%xmm2 \n"
- "punpcklbw %%xmm7,%%xmm2 \n"
- "movdqa %%xmm2,%%xmm3 \n"
- "punpcklwd %%xmm7,%%xmm3 \n"
- "pmulld %%xmm5,%%xmm3 \n"
- "movdqa %6,%%xmm5 \n"
- "movdqa %%xmm2,%%xmm4 \n"
- "punpckhwd %%xmm7,%%xmm4 \n"
- "pmulld %%xmm5,%%xmm4 \n"
- "movdqa %7,%%xmm5 \n"
- "punpckhbw %%xmm7,%%xmm1 \n"
- "movdqa %%xmm1,%%xmm2 \n"
- "punpcklwd %%xmm7,%%xmm2 \n"
- "pmulld %%xmm5,%%xmm2 \n"
- "movdqa %8,%%xmm5 \n"
- "punpckhwd %%xmm7,%%xmm1 \n"
- "pmulld %%xmm5,%%xmm1 \n"
- "paddd %%xmm4,%%xmm3 \n"
- "paddd %%xmm2,%%xmm1 \n"
- "sub $0x10,%1 \n"
- "paddd %%xmm3,%%xmm1 \n"
- "pshufd $0xe,%%xmm1,%%xmm2 \n"
- "paddd %%xmm2,%%xmm1 \n"
- "pshufd $0x1,%%xmm1,%%xmm2 \n"
- "paddd %%xmm2,%%xmm1 \n"
- "paddd %%xmm1,%%xmm0 \n"
- "jg 1b \n"
- "movd %%xmm0,%3 \n"
- : "+r"(src), // %0
- "+r"(count), // %1
- "+rm"(seed), // %2
- "=g"(hash) // %3
- : "m"(kHash16x33), // %4
- "m"(kHashMul0), // %5
- "m"(kHashMul1), // %6
- "m"(kHashMul2), // %7
- "m"(kHashMul3) // %8
- : "memory", "cc"
-#if defined(__SSE2__)
- , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
-#endif
- );
- return hash;
-}
-#endif // defined(__x86_64__) || (defined(__i386__) && !defined(__pic__)))
-
-#ifdef __cplusplus
-} // extern "C"
-} // namespace libyuv
-#endif
+/*
+ * Copyright 2012 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/basic_types.h"
+#include "libyuv/row.h"
+
+#ifdef __cplusplus
+namespace libyuv {
+extern "C" {
+#endif
+
+#if !defined(LIBYUV_DISABLE_X86) && (defined(__x86_64__) || defined(__i386__))
+
+#if defined(__native_client__) && defined(__x86_64__)
+#define MEMACCESS(base) "%%nacl:(%%r15,%q" #base ")"
+#define MEMLEA(offset, base) #offset "(%q" #base ")"
+#else
+#define MEMACCESS(base) "(%" #base ")"
+#define MEMLEA(offset, base) #offset "(%" #base ")"
+#endif
+
+uint32 SumSquareError_SSE2(const uint8* src_a, const uint8* src_b, int count) {
+ uint32 sse;
+ asm volatile ( // NOLINT
+ "pxor %%xmm0,%%xmm0 \n"
+ "pxor %%xmm5,%%xmm5 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x10, 0) ",%0 \n"
+ "movdqa " MEMACCESS(1) ",%%xmm2 \n"
+ "lea " MEMLEA(0x10, 1) ",%1 \n"
+ "sub $0x10,%2 \n"
+ "movdqa %%xmm1,%%xmm3 \n"
+ "psubusb %%xmm2,%%xmm1 \n"
+ "psubusb %%xmm3,%%xmm2 \n"
+ "por %%xmm2,%%xmm1 \n"
+ "movdqa %%xmm1,%%xmm2 \n"
+ "punpcklbw %%xmm5,%%xmm1 \n"
+ "punpckhbw %%xmm5,%%xmm2 \n"
+ "pmaddwd %%xmm1,%%xmm1 \n"
+ "pmaddwd %%xmm2,%%xmm2 \n"
+ "paddd %%xmm1,%%xmm0 \n"
+ "paddd %%xmm2,%%xmm0 \n"
+ "jg 1b \n"
+
+ "pshufd $0xee,%%xmm0,%%xmm1 \n"
+ "paddd %%xmm1,%%xmm0 \n"
+ "pshufd $0x1,%%xmm0,%%xmm1 \n"
+ "paddd %%xmm1,%%xmm0 \n"
+ "movd %%xmm0,%3 \n"
+
+ : "+r"(src_a), // %0
+ "+r"(src_b), // %1
+ "+r"(count), // %2
+ "=g"(sse) // %3
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ ); // NOLINT
+ return sse;
+}
+
+#endif // defined(__x86_64__) || defined(__i386__)
+
+#if !defined(LIBYUV_DISABLE_X86) && \
+ (defined(__x86_64__) || (defined(__i386__) && !defined(__pic__)))
+#define HAS_HASHDJB2_SSE41
+static uvec32 kHash16x33 = { 0x92d9e201, 0, 0, 0 }; // 33 ^ 16
+static uvec32 kHashMul0 = {
+ 0x0c3525e1, // 33 ^ 15
+ 0xa3476dc1, // 33 ^ 14
+ 0x3b4039a1, // 33 ^ 13
+ 0x4f5f0981, // 33 ^ 12
+};
+static uvec32 kHashMul1 = {
+ 0x30f35d61, // 33 ^ 11
+ 0x855cb541, // 33 ^ 10
+ 0x040a9121, // 33 ^ 9
+ 0x747c7101, // 33 ^ 8
+};
+static uvec32 kHashMul2 = {
+ 0xec41d4e1, // 33 ^ 7
+ 0x4cfa3cc1, // 33 ^ 6
+ 0x025528a1, // 33 ^ 5
+ 0x00121881, // 33 ^ 4
+};
+static uvec32 kHashMul3 = {
+ 0x00008c61, // 33 ^ 3
+ 0x00000441, // 33 ^ 2
+ 0x00000021, // 33 ^ 1
+ 0x00000001, // 33 ^ 0
+};
+
+uint32 HashDjb2_SSE41(const uint8* src, int count, uint32 seed) {
+ uint32 hash;
+ asm volatile ( // NOLINT
+ "movd %2,%%xmm0 \n"
+ "pxor %%xmm7,%%xmm7 \n"
+ "movdqa %4,%%xmm6 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x10, 0) ",%0 \n"
+ "pmulld %%xmm6,%%xmm0 \n"
+ "movdqa %5,%%xmm5 \n"
+ "movdqa %%xmm1,%%xmm2 \n"
+ "punpcklbw %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm2,%%xmm3 \n"
+ "punpcklwd %%xmm7,%%xmm3 \n"
+ "pmulld %%xmm5,%%xmm3 \n"
+ "movdqa %6,%%xmm5 \n"
+ "movdqa %%xmm2,%%xmm4 \n"
+ "punpckhwd %%xmm7,%%xmm4 \n"
+ "pmulld %%xmm5,%%xmm4 \n"
+ "movdqa %7,%%xmm5 \n"
+ "punpckhbw %%xmm7,%%xmm1 \n"
+ "movdqa %%xmm1,%%xmm2 \n"
+ "punpcklwd %%xmm7,%%xmm2 \n"
+ "pmulld %%xmm5,%%xmm2 \n"
+ "movdqa %8,%%xmm5 \n"
+ "punpckhwd %%xmm7,%%xmm1 \n"
+ "pmulld %%xmm5,%%xmm1 \n"
+ "paddd %%xmm4,%%xmm3 \n"
+ "paddd %%xmm2,%%xmm1 \n"
+ "sub $0x10,%1 \n"
+ "paddd %%xmm3,%%xmm1 \n"
+ "pshufd $0xe,%%xmm1,%%xmm2 \n"
+ "paddd %%xmm2,%%xmm1 \n"
+ "pshufd $0x1,%%xmm1,%%xmm2 \n"
+ "paddd %%xmm2,%%xmm1 \n"
+ "paddd %%xmm1,%%xmm0 \n"
+ "jg 1b \n"
+ "movd %%xmm0,%3 \n"
+ : "+r"(src), // %0
+ "+r"(count), // %1
+ "+rm"(seed), // %2
+ "=g"(hash) // %3
+ : "m"(kHash16x33), // %4
+ "m"(kHashMul0), // %5
+ "m"(kHashMul1), // %6
+ "m"(kHashMul2), // %7
+ "m"(kHashMul3) // %8
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ ); // NOLINT
+ return hash;
+}
+#endif // defined(__x86_64__) || (defined(__i386__) && !defined(__pic__)))
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
+
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