From: Robert Khasanov <rob.khasanov@gmail.com>
Date: Thu, 21 Aug 2014 09:16:12 +0000 (+0000)
Subject: [x86] Enable Broadwell target.
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=commitdiff_plain;h=3a34f5e1159409ed48cc961335b086d75a2d0ff1

[x86] Enable Broadwell target.
Added FeatureSMAP.

Broadwell ISA includes Haswell ISA + ADX + RDSEED + SMAP


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216161 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/X86.td b/lib/Target/X86/X86.td
index d1afa2cc705..3e7443afc69 100644
--- a/lib/Target/X86/X86.td
+++ b/lib/Target/X86/X86.td
@@ -163,6 +163,8 @@ def FeaturePRFCHW  : SubtargetFeature<"prfchw", "HasPRFCHW", "true",
                                       "Support PRFCHW instructions">;
 def FeatureRDSEED  : SubtargetFeature<"rdseed", "HasRDSEED", "true",
                                       "Support RDSEED instruction">;
+def FeatureSMAP    : SubtargetFeature<"smap", "HasSMAP", "true",
+                                      "Support SMAP instructions">;
 def FeatureLeaForSP : SubtargetFeature<"lea-sp", "UseLeaForSP", "true",
                                      "Use LEA for adjusting the stack pointer">;
 def FeatureSlowDivide : SubtargetFeature<"idiv-to-divb",
@@ -276,6 +278,13 @@ def : ProcessorModel<"core-avx2", HaswellModel,
                       FeatureBMI, FeatureBMI2, FeatureFMA, FeatureRTM,
                       FeatureHLE]>;
 
+// Broadwell
+def : ProcessorModel<"broadwell", HaswellModel,
+                     [FeatureAVX2, FeatureCMPXCHG16B, FeatureFastUAMem,
+                      FeaturePOPCNT, FeatureAES, FeaturePCLMUL, FeatureRDRAND,
+                      FeatureF16C, FeatureFSGSBase, FeatureMOVBE, FeatureLZCNT,
+                      FeatureBMI, FeatureBMI2, FeatureFMA, FeatureRTM,
+                      FeatureHLE, FeatureADX, FeatureRDSEED, FeatureSMAP]>;
 // KNL
 // FIXME: define KNL model
 def : ProcessorModel<"knl", HaswellModel,
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index b262ec22f94..a8743fd83da 100644
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -752,6 +752,7 @@ def HasSHA       : Predicate<"Subtarget->hasSHA()">;
 def HasSGX       : Predicate<"Subtarget->hasSGX()">;
 def HasPRFCHW    : Predicate<"Subtarget->hasPRFCHW()">;
 def HasRDSEED    : Predicate<"Subtarget->hasRDSEED()">;
+def HasSMAP      : Predicate<"Subtarget->hasSMAP()">;
 def HasPrefetchW : Predicate<"Subtarget->hasPRFCHW()">;
 def FPStackf32   : Predicate<"!Subtarget->hasSSE1()">;
 def FPStackf64   : Predicate<"!Subtarget->hasSSE2()">;
diff --git a/lib/Target/X86/X86Subtarget.cpp b/lib/Target/X86/X86Subtarget.cpp
index fd1d474c687..3ad60364455 100644
--- a/lib/Target/X86/X86Subtarget.cpp
+++ b/lib/Target/X86/X86Subtarget.cpp
@@ -281,6 +281,7 @@ void X86Subtarget::initializeEnvironment() {
   HasSGX = false;
   HasPRFCHW = false;
   HasRDSEED = false;
+  HasSMAP = false;
   IsBTMemSlow = false;
   IsSHLDSlow = false;
   IsUAMemFast = false;
diff --git a/lib/Target/X86/X86Subtarget.h b/lib/Target/X86/X86Subtarget.h
index 3c3a2b83617..83e0b5e69b9 100644
--- a/lib/Target/X86/X86Subtarget.h
+++ b/lib/Target/X86/X86Subtarget.h
@@ -148,6 +148,9 @@ protected:
   /// HasRDSEED - Processor has RDSEED instructions.
   bool HasRDSEED;
 
+  /// HasSMAP - Processor has SMAP instructions.
+  bool HasSMAP;
+
   /// IsBTMemSlow - True if BT (bit test) of memory instructions are slow.
   bool IsBTMemSlow;
 
@@ -358,6 +361,7 @@ public:
   bool hasSGX() const { return HasSGX; }
   bool hasPRFCHW() const { return HasPRFCHW; }
   bool hasRDSEED() const { return HasRDSEED; }
+  bool hasSMAP() const { return HasSMAP; }
   bool isBTMemSlow() const { return IsBTMemSlow; }
   bool isSHLDSlow() const { return IsSHLDSlow; }
   bool isUnalignedMemAccessFast() const { return IsUAMemFast; }