1.1 --- a/src/cpu/x86/vm/vm_version_x86.hpp Thu Mar 12 10:37:46 2009 -0700
1.2 +++ b/src/cpu/x86/vm/vm_version_x86.hpp Fri Mar 13 11:35:17 2009 -0700
1.3 @@ -70,7 +70,9 @@
1.4 dca : 1,
1.5 sse4_1 : 1,
1.6 sse4_2 : 1,
1.7 - : 11;
1.8 + : 2,
1.9 + popcnt : 1,
1.10 + : 8;
1.11 } bits;
1.12 };
1.13
1.14 @@ -179,7 +181,8 @@
1.15 CPU_SSSE3 = (1 << 9),
1.16 CPU_SSE4A = (1 << 10),
1.17 CPU_SSE4_1 = (1 << 11),
1.18 - CPU_SSE4_2 = (1 << 12)
1.19 + CPU_SSE4_2 = (1 << 12),
1.20 + CPU_POPCNT = (1 << 13)
1.21 } cpuFeatureFlags;
1.22
1.23 // cpuid information block. All info derived from executing cpuid with
1.24 @@ -290,6 +293,8 @@
1.25 result |= CPU_SSE4_1;
1.26 if (_cpuid_info.std_cpuid1_ecx.bits.sse4_2 != 0)
1.27 result |= CPU_SSE4_2;
1.28 + if (_cpuid_info.std_cpuid1_ecx.bits.popcnt != 0)
1.29 + result |= CPU_POPCNT;
1.30 return result;
1.31 }
1.32
1.33 @@ -379,6 +384,7 @@
1.34 static bool supports_ssse3() { return (_cpuFeatures & CPU_SSSE3)!= 0; }
1.35 static bool supports_sse4_1() { return (_cpuFeatures & CPU_SSE4_1) != 0; }
1.36 static bool supports_sse4_2() { return (_cpuFeatures & CPU_SSE4_2) != 0; }
1.37 + static bool supports_popcnt() { return (_cpuFeatures & CPU_POPCNT) != 0; }
1.38 //
1.39 // AMD features
1.40 //
