Initial support for single-precision FP using NEON. Added "neonfp" attribute to enable. Added patterns for some binary FP operations.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78081 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMSubtarget.h b/lib/Target/ARM/ARMSubtarget.h
index 4ec77ff..6d1ffc4 100644
--- a/lib/Target/ARM/ARMSubtarget.h
+++ b/lib/Target/ARM/ARMSubtarget.h
@@ -42,6 +42,9 @@
/// ARMFPUType - Floating Point Unit type.
ARMFPEnum ARMFPUType;
+ /// UseNEONForSinglePrecisionFP - if NEON is available use for FP
+ bool UseNEONForSinglePrecisionFP;
+
/// IsThumb - True if we are in thumb mode, false if in ARM mode.
bool IsThumb;
@@ -98,7 +101,9 @@
bool hasVFP2() const { return ARMFPUType >= VFPv2; }
bool hasVFP3() const { return ARMFPUType >= VFPv3; }
bool hasNEON() const { return ARMFPUType >= NEON; }
-
+ bool useNEONForSinglePrecisionFP() const {
+ return hasNEON() && UseNEONForSinglePrecisionFP; }
+
bool isTargetDarwin() const { return TargetType == isDarwin; }
bool isTargetELF() const { return TargetType == isELF; }