x86: enable check of Atom

src/x64/assembler-x64.cc

Index: src/x64/assembler-x64.cc
diff --git a/src/x64/assembler-x64.cc b/src/x64/assembler-x64.cc
index 469ebe9888f41efb06cdc04f07d199d7cc901e0b..db84c9de3a70eba91ddcac016c0f98828ee22b41 100644
--- a/src/x64/assembler-x64.cc
+++ b/src/x64/assembler-x64.cc
@@ -30,15 +30,16 @@ void CpuFeatures::ProbeImpl(bool cross_compile) {
   if (cpu.has_sahf() && FLAG_enable_sahf) supported_ |= 1u << SAHF;
   if (cpu.has_avx() && FLAG_enable_avx) supported_ |= 1u << AVX;
   if (cpu.has_fma3() && FLAG_enable_fma3) supported_ |= 1u << FMA3;
+  if (cpu.is_atom() && FLAG_enable_atom) supported_ |= 1u << ATOM;
 }
 
 
 void CpuFeatures::PrintTarget() { }
 void CpuFeatures::PrintFeatures() {
-  printf("SSE3=%d SSE4_1=%d SAHF=%d AVX=%d FMA3=%d\n",
+  printf("SSE3=%d SSE4_1=%d SAHF=%d AVX=%d FMA3=%d ATOM=%d\n",
          CpuFeatures::IsSupported(SSE3), CpuFeatures::IsSupported(SSE4_1),
          CpuFeatures::IsSupported(SAHF), CpuFeatures::IsSupported(AVX),
-         CpuFeatures::IsSupported(FMA3));
+         CpuFeatures::IsSupported(FMA3), CpuFeatures::IsSupported(ATOM));
 }