[PATCH] D155662: [X86] Promote VAES, SHA512, SM4 implied feature to AVX2

Freddy, Ye via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Aug 3 19:43:52 PDT 2023


This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGdc7c0181ef8e: [X86] Promote VAES, SHA512, SM4 implied feature to AVX2 (authored by FreddyYe).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D155662/new/

https://reviews.llvm.org/D155662

Files:
  llvm/lib/Target/X86/X86.td
  llvm/lib/TargetParser/X86TargetParser.cpp


Index: llvm/lib/TargetParser/X86TargetParser.cpp
===================================================================
--- llvm/lib/TargetParser/X86TargetParser.cpp
+++ llvm/lib/TargetParser/X86TargetParser.cpp
@@ -621,10 +621,10 @@
 constexpr FeatureBitset ImpliedFeaturesGFNI = FeatureSSE2;
 constexpr FeatureBitset ImpliedFeaturesPCLMUL = FeatureSSE2;
 constexpr FeatureBitset ImpliedFeaturesSHA = FeatureSSE2;
-constexpr FeatureBitset ImpliedFeaturesVAES = FeatureAES | FeatureAVX;
+constexpr FeatureBitset ImpliedFeaturesVAES = FeatureAES | FeatureAVX2;
 constexpr FeatureBitset ImpliedFeaturesVPCLMULQDQ = FeatureAVX | FeaturePCLMUL;
 constexpr FeatureBitset ImpliedFeaturesSM3 = FeatureAVX;
-constexpr FeatureBitset ImpliedFeaturesSM4 = FeatureAVX;
+constexpr FeatureBitset ImpliedFeaturesSM4 = FeatureAVX2;
 
 // AVX512 features.
 constexpr FeatureBitset ImpliedFeaturesAVX512CD = FeatureAVX512F;
@@ -668,7 +668,7 @@
 constexpr FeatureBitset ImpliedFeaturesAVXVNNIINT8 = FeatureAVX2;
 constexpr FeatureBitset ImpliedFeaturesAVXIFMA = FeatureAVX2;
 constexpr FeatureBitset ImpliedFeaturesAVXNECONVERT = FeatureAVX2;
-constexpr FeatureBitset ImpliedFeaturesSHA512 = FeatureAVX;
+constexpr FeatureBitset ImpliedFeaturesSHA512 = FeatureAVX2;
 constexpr FeatureBitset ImpliedFeaturesAVX512FP16 =
     FeatureAVX512BW | FeatureAVX512DQ | FeatureAVX512VL;
 // Key Locker Features
Index: llvm/lib/Target/X86/X86.td
===================================================================
--- llvm/lib/Target/X86/X86.td
+++ llvm/lib/Target/X86/X86.td
@@ -218,7 +218,7 @@
                                       [FeatureSSE2]>;
 def FeatureVAES    : SubtargetFeature<"vaes", "HasVAES", "true",
                        "Promote selected AES instructions to AVX512/AVX registers",
-                        [FeatureAVX, FeatureAES]>;
+                        [FeatureAVX2, FeatureAES]>;
 def FeatureTBM     : SubtargetFeature<"tbm", "HasTBM", "true",
                                       "Enable TBM instructions">;
 def FeatureLWP     : SubtargetFeature<"lwp", "HasLWP", "true",
@@ -244,7 +244,7 @@
                                       [FeatureSSE2]>;
 def FeatureSHA512  : SubtargetFeature<"sha512", "HasSHA512", "true",
                                       "Support SHA512 instructions",
-                                      [FeatureAVX]>;
+                                      [FeatureAVX2]>;
 // Processor supports CET SHSTK - Control-Flow Enforcement Technology
 // using Shadow Stack
 def FeatureSHSTK   : SubtargetFeature<"shstk", "HasSHSTK", "true",
@@ -254,7 +254,7 @@
                                       [FeatureAVX]>;
 def FeatureSM4     : SubtargetFeature<"sm4", "HasSM4", "true",
                                       "Support SM4 instructions",
-                                      [FeatureAVX]>;
+                                      [FeatureAVX2]>;
 def FeaturePRFCHW  : SubtargetFeature<"prfchw", "HasPRFCHW", "true",
                                       "Support PRFCHW instructions">;
 def FeatureRDSEED  : SubtargetFeature<"rdseed", "HasRDSEED", "true",


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