commit 1bfc28c48c1b86a05d2e07b403107ef3da5a0f8e
author Michael Liao <michael.liao@intel.com> Fri Mar 29 05:17:55 2013 +0000
committer Michael Liao <michael.liao@intel.com> Fri Mar 29 05:17:55 2013 +0000
tree cf4cbbdd9566f52db0fe43d6a1df09b25fb7bfb5
parent f91210d6f2596645f164684fb1fd804727c9fc0e

Add RDSEED intrinsic support defined in AVX2 extension



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@178331 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Basic/Targets.cpp

diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 4ca8fbf..bd3f76d 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -1703,6 +1703,7 @@
   bool HasPOPCNT;
   bool HasRTM;
   bool HasPRFCHW;
+  bool HasRDSEED;
   bool HasSSE4a;
   bool HasFMA4;
   bool HasFMA;
@@ -1854,7 +1855,7 @@
     : TargetInfo(triple), SSELevel(NoSSE), MMX3DNowLevel(NoMMX3DNow),
       HasAES(false), HasPCLMUL(false), HasLZCNT(false), HasRDRND(false),
       HasBMI(false), HasBMI2(false), HasPOPCNT(false), HasRTM(false),
-      HasPRFCHW(false), HasSSE4a(false), HasFMA4(false),
+      HasPRFCHW(false), HasRDSEED(false), HasSSE4a(false), HasFMA4(false),
       HasFMA(false), HasXOP(false), HasF16C(false), CPU(CK_Generic) {
     BigEndian = false;
     LongDoubleFormat = &llvm::APFloat::x87DoubleExtended;
@@ -2062,6 +2063,7 @@
   Features["popcnt"] = false;
   Features["rtm"] = false;
   Features["prfchw"] = false;
+  Features["rdseed"] = false;
   Features["fma4"] = false;
   Features["fma"] = false;
   Features["xop"] = false;
@@ -2286,6 +2288,8 @@
       Features["rtm"] = true;
     else if (Name == "prfchw")
       Features["prfchw"] = true;
+    else if (Name == "rdseed")
+      Features["rdseed"] = true;
   } else {
     if (Name == "mmx")
       Features["mmx"] = Features["3dnow"] = Features["3dnowa"] = false;
@@ -2352,6 +2356,8 @@
       Features["rtm"] = false;
     else if (Name == "prfchw")
       Features["prfchw"] = false;
+    else if (Name == "rdseed")
+      Features["rdseed"] = false;
   }
 
   return true;
@@ -2413,6 +2419,11 @@
       continue;
     }
 
+    if (Feature == "rdseed") {
+      HasRDSEED = true;
+      continue;
+    }
+
     if (Feature == "sse4a") {
       HasSSE4a = true;
       continue;
@@ -2640,6 +2651,9 @@
   if (HasPRFCHW)
     Builder.defineMacro("__PRFCHW__");
 
+  if (HasRDSEED)
+    Builder.defineMacro("__RDSEED__");
+
   if (HasSSE4a)
     Builder.defineMacro("__SSE4A__");
 
@@ -2729,6 +2743,7 @@
       .Case("popcnt", HasPOPCNT)
       .Case("rtm", HasRTM)
       .Case("prfchw", HasPRFCHW)
+      .Case("rdseed", HasRDSEED)
       .Case("sse", SSELevel >= SSE1)
       .Case("sse2", SSELevel >= SSE2)
       .Case("sse3", SSELevel >= SSE3)