diff options
Diffstat (limited to 'clang/lib/Basic/Targets/ARM.cpp')
| -rw-r--r-- | clang/lib/Basic/Targets/ARM.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/clang/lib/Basic/Targets/ARM.cpp b/clang/lib/Basic/Targets/ARM.cpp index 3f2d31d4db7..1e781424bf9 100644 --- a/clang/lib/Basic/Targets/ARM.cpp +++ b/clang/lib/Basic/Targets/ARM.cpp @@ -379,6 +379,7 @@ bool ARMTargetInfo::handleTargetFeatures(std::vector<std::string> &Features, Unaligned = 1; SoftFloat = SoftFloatABI = false; HWDiv = 0; + HasFullFP16 = 0; // This does not diagnose illegal cases like having both // "+vfpv2" and "+vfpv3" or having "+neon" and "+fp-only-sp". @@ -419,6 +420,8 @@ bool ARMTargetInfo::handleTargetFeatures(std::vector<std::string> &Features, Unaligned = 0; } else if (Feature == "+fp16") { HW_FP |= HW_FP_HP; + } else if (Feature == "+fullfp16") { + HasFullFP16 = 1; } } HW_FP &= ~HW_FP_remove; @@ -710,6 +713,15 @@ void ARMTargetInfo::getTargetDefines(const LangOptions &Opts, if (Opts.UnsafeFPMath) Builder.defineMacro("__ARM_FP_FAST", "1"); + // Armv8.2-A FP16 vector intrinsic + if ((FPU & NeonFPU) && HasFullFP16) + Builder.defineMacro("__ARM_FEATURE_FP16_VECTOR_ARITHMETIC", "1"); + + // Armv8.2-A FP16 scalar intrinsics + if (HasFullFP16) + Builder.defineMacro("__ARM_FEATURE_FP16_SCALAR_ARITHMETIC", "1"); + + switch (ArchKind) { default: break; |
