cpuinfo.c (get_intel_cpu): Detect "skylake-avx512".

libgcc/
	* config/i386/cpuinfo.c (get_intel_cpu): Detect "skylake-avx512".
gcc/testsuite/
	* gcc.target/i386/builtin_target.c: Add check for "skylake-avx512".

From-SVN: r228481

gcc/testsuite/ChangeLog

+2015-10-05  Kirill Yukhin  <kirill.yukhin@intel.com>
+
+	* gcc.target/i386/builtin_target.c: Add check for "skylake-avx512".
+
 2015-10-05  Christian Bruel  <christian.bruel@st.com>
 
 	* gcc.target/arm/attr_thumb-static2.c: Cleanup directives.

gcc/testsuite/gcc.target/i386/builtin_target.c

@@ -91,6 +91,11 @@ check_intel_cpu_model (unsigned int family, unsigned int model,
 	      assert (__builtin_cpu_is ("corei7"));
 	      assert (__builtin_cpu_is ("skylake"));
 	      break;
+	    case 0x55:
+	      /* Skylake with AVX-512 support.  */
+	      assert (__builtin_cpu_is ("corei7"));
+	      assert (__builtin_cpu_is ("skylake-avx512"));
+	      break;
 	    case 0x17:
 	    case 0x1d:
 	      /* Penryn.  */

libgcc/ChangeLog

+2015-10-05  Kirill Yukhin  <kirill.yukhin@intel.com>
+
+	* config/i386/cpuinfo.c (get_intel_cpu): Detect "skylake-avx512".
+
 2015-10-03  Max Filippov  <jcmvbkbc@gmail.com>
 
 	* config.host (xtensa*-*-uclinux*): New configuration.

libgcc/config/i386/cpuinfo.c

@@ -78,6 +78,7 @@ enum processor_subtypes
   INTEL_COREI7_HASWELL,
   INTEL_COREI7_BROADWELL,
   INTEL_COREI7_SKYLAKE,
+  INTEL_COREI7_SKYLAKE_AVX512,
   CPU_SUBTYPE_MAX
 };
 
@@ -260,6 +261,11 @@ get_intel_cpu (unsigned int family, unsigned int model, unsigned int brand_id)
 	      __cpu_model.__cpu_type = INTEL_COREI7;
 	      __cpu_model.__cpu_subtype = INTEL_COREI7_SKYLAKE;
 	      break;
+	    case 0x55:
+	      /* Skylake with AVX-512 support.  */
+	      __cpu_model.__cpu_type = INTEL_COREI7;
+	      __cpu_model.__cpu_subtype = INTEL_COREI7_SKYLAKE_AVX512;
+	      break;
 	    case 0x17:
 	    case 0x1d:
 	      /* Penryn.  */