Make F16C feature flag imply AVX rather than just checking both at the patterns.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190775 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86.td b/lib/Target/X86/X86.td
index dc4a7eab080831946ae22ddcc19ef1cb5cf417e8..a045c35d2079e18774ca35d5fd8f37aea5be45c5 100644 (file)
--- a/lib/Target/X86/X86.td
+++ b/lib/Target/X86/X86.td
@@ -122,7 +122,8 @@ def FeatureMOVBE   : SubtargetFeature<"movbe", "HasMOVBE", "true",
 def FeatureRDRAND  : SubtargetFeature<"rdrnd", "HasRDRAND", "true",
                                       "Support RDRAND instruction">;
 def FeatureF16C    : SubtargetFeature<"f16c", "HasF16C", "true",
-                       "Support 16-bit floating point conversion instructions">;
+                       "Support 16-bit floating point conversion instructions",
+                       [FeatureAVX]>;
 def FeatureFSGSBase : SubtargetFeature<"fsgsbase", "HasFSGSBase", "true",
                                        "Support FS/GS Base instructions">;
 def FeatureLZCNT   : SubtargetFeature<"lzcnt", "HasLZCNT", "true",

diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td
index 45789db9bd9673d388f4233d7ac7b9b1303bb17f..5aa5be6451b87c49efeeb9871bcb152548d405ed 100644 (file)
--- a/lib/Target/X86/X86InstrSSE.td
+++ b/lib/Target/X86/X86InstrSSE.td
@@ -8010,7 +8010,7 @@ multiclass f16c_ps2ph<RegisterClass RC, X86MemOperand x86memop, Intrinsic Int> {
                TA, OpSize, VEX;
 }
 
-let Predicates = [HasAVX, HasF16C] in {
+let Predicates = [HasF16C] in {
   defm VCVTPH2PS  : f16c_ph2ps<VR128, f64mem, int_x86_vcvtph2ps_128>;
   defm VCVTPH2PSY : f16c_ph2ps<VR256, f128mem, int_x86_vcvtph2ps_256>, VEX_L;
   defm VCVTPS2PH  : f16c_ps2ph<VR128, f64mem, int_x86_vcvtps2ph_128>;