================
@@ -77,6 +79,82 @@ class RocmInstallationDetector {
SPACKReleaseStr(SPACKReleaseStr.str()) {}
};
+ struct CommonBitcodeLibsPreferences {
+ CommonBitcodeLibsPreferences(const Driver &D,
+ const llvm::opt::ArgList &DriverArgs,
+ StringRef GPUArch,
+ const Action::OffloadKind
DeviceOffloadingKind,
+ const bool NeedsASanRT)
+ : ABIVer(DeviceLibABIVersion::fromCodeObjectVersion(
+ tools::getAMDGPUCodeObjectVersion(D, DriverArgs))) {
+ const auto Kind = llvm::AMDGPU::parseArchAMDGCN(GPUArch);
+ const unsigned ArchAttr = llvm::AMDGPU::getArchAttrAMDGCN(Kind);
+
+ IsOpenMP = DeviceOffloadingKind == Action::OFK_OpenMP;
+
+ const bool HasWave32 = (ArchAttr & llvm::AMDGPU::FEATURE_WAVE32);
+ Wave64 = !HasWave32 ||
+ DriverArgs.hasFlag(options::OPT_mwavefrontsize64,
+ options::OPT_mno_wavefrontsize64, false);
+
+ const bool IsKnownOffloading =
+ DeviceOffloadingKind == Action::OFK_OpenMP ||
+ DeviceOffloadingKind == Action::OFK_HIP;
+
+ // Default to enabling f32 denormals on subtargets where fma is fast with
+ // denormals
+ const bool DefaultDAZ =
+ (Kind == llvm::AMDGPU::GK_NONE)
+ ? false
+ : !((ArchAttr & llvm::AMDGPU::FEATURE_FAST_FMA_F32) &&
+ (ArchAttr & llvm::AMDGPU::FEATURE_FAST_DENORMAL_F32));
+ // TODO: There are way too many flags that change this. Do we need to
+ // check them all?
+ DAZ = IsKnownOffloading
+ ? DriverArgs.hasFlag(
+ options::OPT_fgpu_flush_denormals_to_zero,
+ options::OPT_fno_gpu_flush_denormals_to_zero, DefaultDAZ)
+ : DriverArgs.hasArg(options::OPT_cl_denorms_are_zero) ||
+ DefaultDAZ;
+
+ FiniteOnly = DriverArgs.hasArg(options::OPT_cl_finite_math_only) ||
----------------
jhuber6 wrote:
Yeah, I just remember @arsenm removing a few of these
https://github.com/llvm/llvm-project/pull/149294
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
