message: Force the use of higher precision for division operations in kernel generator for nvptx.
  clang cuda uses this as default, too, so we have to match the precision.
diff: @@ -152,6 +152,8 @@ class GpuKernelToBlobPass
  xla::HloModuleConfig config;
  xla::DebugOptions options = xla::GetDebugOptionsFromFlags();
  options.set_xla_gpu_ftz(enable_ftz_);
  + // Make sure we use full precision division operations.
  + (*options.mutable_xla_backend_extra_options())["-nvptx-prec-divf32"] = "2";
  config.set_debug_options(options);
  auto enable_fusion = [](llvm::TargetMachine* target) {
  