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[X86] Remove the DeprecatedMPX feature flag.

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We deprecated mpx feature in 10.0. I left this feature flag
in case someone still had IR files containing the feature
in a target-feature attribute. At the time I think I thought it
would fail the test if the feature couldn't be found. Further
review suggests that at worst it prints a message to
stderr about ignoring the feature.
This commit is contained in:
Craig Topper 2020-07-22 17:09:11 -07:00
parent 0593da7de9
commit 54e5b3de80
2 changed files with 0 additions and 8 deletions
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5
lib/Target/X86/X86.td
View File

@ -244,11 +244,6 @@ def FeatureCLDEMOTE : SubtargetFeature<"cldemote", "HasCLDEMOTE", "true",
"Enable Cache Demote">;
def FeaturePTWRITE : SubtargetFeature<"ptwrite", "HasPTWRITE", "true",
"Support ptwrite instruction">;
// FIXME: This feature is deprecated in 10.0 and should not be used for
// anything, but removing it would break IR files that may contain it in a
// target-feature attribute.
def FeatureDeprecatedMPX : SubtargetFeature<"mpx", "DeprecatedHasMPX", "false",
"Deprecated. Support MPX instructions">;
def FeatureAMXTILE : SubtargetFeature<"amx-tile", "HasAMXTILE", "true",
"Support AMX-TILE instructions">;
def FeatureAMXINT8 : SubtargetFeature<"amx-int8", "HasAMXINT8", "true",

3
lib/Target/X86/X86Subtarget.h
View File

@ -366,9 +366,6 @@ protected:
/// Processor has AVX-512 vp2intersect instructions
bool HasVP2INTERSECT = false;
/// Deprecated flag for MPX instructions.
bool DeprecatedHasMPX = false;
/// Processor supports CET SHSTK - Control-Flow Enforcement Technology
/// using Shadow Stack
bool HasSHSTK = false;