diff options
Diffstat (limited to 'clang/lib/Basic/Targets.cpp')
| -rw-r--r-- | clang/lib/Basic/Targets.cpp | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp index 15190594fc5..b549d1485ba 100644 --- a/clang/lib/Basic/Targets.cpp +++ b/clang/lib/Basic/Targets.cpp @@ -1965,7 +1965,7 @@ class AMDGPUTargetInfo final : public TargetInfo { bool hasFP64:1; bool hasFMAF:1; bool hasLDEXPF:1; - bool hasDenormSupport:1; + bool hasFullSpeedFP32Denorms:1; static bool isAMDGCN(const llvm::Triple &TT) { return TT.getArch() == llvm::Triple::amdgcn; @@ -1978,14 +1978,12 @@ public: hasFP64(false), hasFMAF(false), hasLDEXPF(false), - hasDenormSupport(false){ + hasFullSpeedFP32Denorms(false){ if (getTriple().getArch() == llvm::Triple::amdgcn) { hasFP64 = true; hasFMAF = true; hasLDEXPF = true; } - if (Opts.CPU == "fiji") - hasDenormSupport = true; resetDataLayout(getTriple().getArch() == llvm::Triple::amdgcn ? DataLayoutStringSI : DataLayoutStringR600); @@ -2040,8 +2038,6 @@ public: void adjustTargetOptions(const CodeGenOptions &CGOpts, TargetOptions &TargetOpts) const override { - if (!hasDenormSupport) - return; bool hasFP32Denormals = false; bool hasFP64Denormals = false; for (auto &I : TargetOpts.FeaturesAsWritten) { @@ -2051,11 +2047,11 @@ public: hasFP64Denormals = true; } if (!hasFP32Denormals) - TargetOpts.Features.push_back((Twine(CGOpts.FlushDenorm ? '-' : '+') + - Twine("fp32-denormals")).str()); + TargetOpts.Features.push_back((Twine(hasFullSpeedFP32Denorms && + !CGOpts.FlushDenorm ? '+' : '-') + Twine("fp32-denormals")).str()); + // Always do not flush fp64 denorms. if (!hasFP64Denormals && hasFP64) - TargetOpts.Features.push_back((Twine(CGOpts.FlushDenorm ? '-' : '+') + - Twine("fp64-denormals")).str()); + TargetOpts.Features.push_back("+fp64-denormals"); } ArrayRef<Builtin::Info> getTargetBuiltins() const override { |
