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By default, for cortex-a8 use NEON for single-precision FP.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78200 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -32,9 +32,6 @@ def ArchV6T2 : SubtargetFeature<"v6t2", "ARMArchVersion", "V6T2",
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"ARM v6t2">;
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def ArchV7A : SubtargetFeature<"v7a", "ARMArchVersion", "V7A",
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"ARM v7A">;
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def FeatureNEONFP : SubtargetFeature<"neonfp", "UseNEONForSinglePrecisionFP",
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"true",
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"Use NEON for single-precision FP">;
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def FeatureVFP2 : SubtargetFeature<"vfp2", "ARMFPUType", "VFPv2",
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"Enable VFP2 instructions">;
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def FeatureVFP3 : SubtargetFeature<"vfp3", "ARMFPUType", "VFPv3",
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@ -43,6 +40,9 @@ def FeatureNEON : SubtargetFeature<"neon", "ARMFPUType", "NEON",
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"Enable NEON instructions">;
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def FeatureThumb2 : SubtargetFeature<"thumb2", "ThumbMode", "Thumb2",
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"Enable Thumb2 instructions">;
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def FeatureNEONFP : SubtargetFeature<"neonfp", "UseNEONForSinglePrecisionFP",
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"true",
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"Use NEON for single-precision FP">;
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//===----------------------------------------------------------------------===//
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// ARM Processors supported.
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@ -113,7 +113,7 @@ def : Processor<"arm1156t2f-s", V6Itineraries,
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// V7 Processors.
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def : Processor<"cortex-a8", CortexA8Itineraries,
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[ArchV7A, FeatureThumb2, FeatureNEON]>;
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[ArchV7A, FeatureThumb2, FeatureNEON, FeatureNEONFP]>;
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def : Processor<"cortex-a9", V7Itineraries,
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[ArchV7A, FeatureThumb2, FeatureNEON]>;
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@ -42,7 +42,9 @@ protected:
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/// ARMFPUType - Floating Point Unit type.
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ARMFPEnum ARMFPUType;
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/// UseNEONForSinglePrecisionFP - if NEON is available use for FP
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/// UseNEONForSinglePrecisionFP - if the NEONFP attribute has been
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/// specified. Use the method useNEONForSinglePrecisionFP() to
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/// determine if NEON should actually be used.
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bool UseNEONForSinglePrecisionFP;
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/// IsThumb - True if we are in thumb mode, false if in ARM mode.
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