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-rw-r--r--media/libwebp/src/moz/cpu.cpp46
1 files changed, 46 insertions, 0 deletions
diff --git a/media/libwebp/src/moz/cpu.cpp b/media/libwebp/src/moz/cpu.cpp
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+++ b/media/libwebp/src/moz/cpu.cpp
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* This file replaces the CPU info methods originally implemented in
+ * src/dsp/cpu.c, due to missing dependencies for Andriod builds. It
+ * controls if NEON/SSE/etc is used. */
+
+#include "../dsp/dsp.h"
+#include "mozilla/arm.h"
+#include "mozilla/SSE.h"
+
+extern "C" {
+extern VP8CPUInfo VP8GetCPUInfo;
+extern VP8CPUInfo SharpYuvGetCPUInfo;
+}
+
+static int MozCPUInfo(CPUFeature feature)
+{
+ switch (feature) {
+ case kSSE2:
+ return mozilla::supports_sse2();
+ case kSSE3:
+ return mozilla::supports_sse3();
+ case kSSE4_1:
+ return mozilla::supports_sse4_1();
+ case kAVX:
+ return mozilla::supports_avx();
+ case kAVX2:
+ return mozilla::supports_avx2();
+ case kNEON:
+ return mozilla::supports_neon();
+#if defined(WEBP_USE_MIPS32) || defined(WEBP_USE_MIPS_DSP_R2) || defined(WEBP_USE_MSA)
+ case kMIPS32:
+ case kMIPSdspR2:
+ case kMSA:
+ return 1;
+#endif
+ default:
+ return 0;
+ }
+}
+
+VP8CPUInfo VP8GetCPUInfo = MozCPUInfo;
+VP8CPUInfo SharpYuvGetCPUInfo = MozCPUInfo;