================
@@ -182,18 +182,8 @@ void LangOptions::setLangDefaults(LangOptions &Opts,
Language Lang,
Opts.HIP = Lang == Language::HIP;
Opts.CUDA = Lang == Language::CUDA || Opts.HIP;
- if (Opts.HIP) {
- // HIP toolchain does not support 'Fast' FPOpFusion in backends since it
- // fuses multiplication/addition instructions without contract flag from
- // device library functions in LLVM bitcode, which causes accuracy loss in
- // certain math functions, e.g. tan(-1e20) becomes -0.933 instead of
0.8446.
- // For device library functions in bitcode to work, 'Strict' or 'Standard'
- // FPOpFusion options in backends is needed. Therefore 'fast-honor-pragmas'
- // FP contract option is used to allow fuse across statements in frontend
- // whereas respecting contract flag in backend.
- Opts.setDefaultFPContractMode(LangOptions::FPM_FastHonorPragmas);
- } else if (Opts.CUDA) {
- if (T.isSPIRV()) {
+ if (Opts.HIP || Opts.CUDA) {
+ if (Opts.CUDA && T.isSPIRV()) {
----------------
rjmccall wrote:
The comment below needs to be updated.
https://github.com/llvm/llvm-project/pull/105746
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