diff options
Diffstat (limited to 'lib/Target/ARM/ARMSubtarget.h')
| -rw-r--r-- | lib/Target/ARM/ARMSubtarget.h | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/lib/Target/ARM/ARMSubtarget.h b/lib/Target/ARM/ARMSubtarget.h index a35f450..3d9c03d 100644 --- a/lib/Target/ARM/ARMSubtarget.h +++ b/lib/Target/ARM/ARMSubtarget.h @@ -1,4 +1,4 @@ -//=====---- ARMSubtarget.h - Define Subtarget for the ARM -----*- C++ -*--====// +//===-- ARMSubtarget.h - Define Subtarget for the ARM ----------*- C++ -*--===// // // The LLVM Compiler Infrastructure // @@ -45,11 +45,13 @@ protected: bool HasV6T2Ops; bool HasV7Ops; - /// HasVFPv2, HasVFPv3, HasNEON - Specify what floating point ISAs are - /// supported. + /// HasVFPv2, HasVFPv3, HasVFPv4, HasNEON, HasNEONVFPv4 - Specify what + /// floating point ISAs are supported. bool HasVFPv2; bool HasVFPv3; + bool HasVFPv4; bool HasNEON; + bool HasNEON2; /// UseNEONForSinglePrecisionFP - if the NEONFP attribute has been /// specified. Use the method useNEONForSinglePrecisionFP() to @@ -123,6 +125,10 @@ protected: /// CPSR setting instruction. bool AvoidCPSRPartialUpdate; + /// HasRAS - Some processors perform return stack prediction. CodeGen should + /// avoid issue "normal" call instructions to callees which do not return. + bool HasRAS; + /// HasMPExtension - True if the subtarget supports Multiprocessing /// extension (ARMv7 only). bool HasMPExtension; @@ -197,7 +203,9 @@ protected: bool hasVFP2() const { return HasVFPv2; } bool hasVFP3() const { return HasVFPv3; } + bool hasVFP4() const { return HasVFPv4; } bool hasNEON() const { return HasNEON; } + bool hasNEON2() const { return HasNEON2 || (HasNEON && HasVFPv4); } bool useNEONForSinglePrecisionFP() const { return hasNEON() && UseNEONForSinglePrecisionFP; } @@ -210,6 +218,7 @@ protected: bool isFPOnlySP() const { return FPOnlySP; } bool prefers32BitThumb() const { return Pref32BitThumb; } bool avoidCPSRPartialUpdate() const { return AvoidCPSRPartialUpdate; } + bool hasRAS() const { return HasRAS; } bool hasMPExtension() const { return HasMPExtension; } bool hasThumb2DSP() const { return Thumb2DSP; } @@ -218,6 +227,7 @@ protected: const Triple &getTargetTriple() const { return TargetTriple; } + bool isTargetIOS() const { return TargetTriple.getOS() == Triple::IOS; } bool isTargetDarwin() const { return TargetTriple.isOSDarwin(); } bool isTargetNaCl() const { return TargetTriple.getOS() == Triple::NativeClient; |