Changeset 5699 for pjproject/trunk/third_party/yuv/source/cpu_id.cc

Timestamp:

Nov 21, 2017 9:25:11 AM (7 years ago)

Author:

riza

Message:

Close #2065: Update libyuv to fix linker error when building libyuv as dll on Visual Studio 2015.

File:

• pjproject/trunk/third_party/yuv/source/cpu_id.cc (modified) (3 diffs)

pjproject/trunk/third_party/yuv/source/cpu_id.cc

@@ -125 +125 @@
   int xcr0 = 0;
 #if defined(_MSC_FULL_VER) && (_MSC_FULL_VER >= 160040219)
-  xcr0 = _xgetbv(0);  // VS2010 SP1 required.
+  xcr0 = (int)_xgetbv(0);  // VS2010 SP1 required.  NOLINT
 #elif defined(__i386__) || defined(__x86_64__)
   asm(".byte 0x0f, 0x01, 0xd0" : "=a"(xcr0) : "c"(0) : "%edx");
@@ -243 +243 @@
     // Detect AVX512bw
     if ((GetXCR0() & 0xe0) == 0xe0) {
-      cpu_info |= (cpu_info7[1] & 0x40000000) ? kCpuHasAVX3 : 0;
-    }
-  }
-
+      cpu_info |= (cpu_info7[1] & 0x40000000) ? kCpuHasAVX512BW : 0;
+      cpu_info |= (cpu_info7[1] & 0x80000000) ? kCpuHasAVX512VL : 0;
+      cpu_info |= (cpu_info7[2] & 0x00000002) ? kCpuHasAVX512VBMI : 0;
+      cpu_info |= (cpu_info7[2] & 0x00000040) ? kCpuHasAVX512VBMI2 : 0;
+      cpu_info |= (cpu_info7[2] & 0x00001000) ? kCpuHasAVX512VBITALG : 0;
+      cpu_info |= (cpu_info7[2] & 0x00004000) ? kCpuHasAVX512VPOPCNTDQ : 0;
+      cpu_info |= (cpu_info7[2] & 0x00000100) ? kCpuHasGFNI : 0;
+    }
+  }
+
+  // TODO(fbarchard): Consider moving these to gtest
   // Environment variable overrides for testing.
   if (TestEnv("LIBYUV_DISABLE_X86")) {
@@ -275 +282 @@
     cpu_info &= ~kCpuHasFMA3;
   }
-  if (TestEnv("LIBYUV_DISABLE_AVX3")) {
-    cpu_info &= ~kCpuHasAVX3;
-  }
   if (TestEnv("LIBYUV_DISABLE_F16C")) {
     cpu_info &= ~kCpuHasF16C;
+  }
+  if (TestEnv("LIBYUV_DISABLE_AVX512BW")) {
+    cpu_info &= ~kCpuHasAVX512BW;
   }