source/cpu_id.cc - Issue 1505673003: Optimize yuv alpha blend AVX2 code to do 32 pixels at time.

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Unified Diff: source/cpu_id.cc

Issue 1505673003: Optimize yuv alpha blend AVX2 code to do 32 pixels at time. (Closed) Base URL: https://chromium.googlesource.com/libyuv/libyuv@master

Patch Set: merge cpuid changes Created 5 years ago

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Index: source/cpu_id.cc

diff --git a/source/cpu_id.cc b/source/cpu_id.cc

index 163da1014e4c13a66d25f5ef1fd15f304459d0b2..e58a42cd0bac5b6c177d376077b686c232532c91 100644

--- a/source/cpu_id.cc

+++ b/source/cpu_id.cc

@@ -10,7 +10,7 @@

#include "libyuv/cpu_id.h"

-#if (defined(_MSC_VER) && !defined(__clang__)) && !defined(__clang__)

+#if defined(_MSC_VER) && !defined(__clang__)

#include <intrin.h> // For __cpuidex()

#endif

#if !defined(__pnacl__) && !defined(__CLR_VER) && \

@@ -207,8 +207,8 @@ int InitCpuFlags(void) {

#ifdef HAS_XGETBV

// AVX requires CPU has AVX, XSAVE and OSXSave for xgetbv

- if ((cpu_info1[2] & 0x1c000000) == 0x1c000000 && // AVX and OSXSave

- (GetXCR0() & 6) == 6) { // Test OD saves YMM registers

+ if (((cpu_info1[2] & 0x1c000000) == 0x1c000000) && // AVX and OSXSave

+ ((GetXCR0() & 6) == 6)) { // Test OS saves YMM registers

cpu_info |= ((cpu_info7[1] & 0x00000020) ? kCpuHasAVX2 : 0) | kCpuHasAVX;

// Detect AVX512bw

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