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//===-- SIModeRegisterDefaults.cpp ------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "SIModeRegisterDefaults.h"
using namespace llvm;
SIModeRegisterDefaults::SIModeRegisterDefaults(const Function &F) {
*this = getDefaultForCallingConv(F.getCallingConv());
StringRef IEEEAttr = F.getFnAttribute("amdgpu-ieee").getValueAsString();
if (!IEEEAttr.empty())
IEEE = IEEEAttr == "true";
StringRef DX10ClampAttr =
F.getFnAttribute("amdgpu-dx10-clamp").getValueAsString();
if (!DX10ClampAttr.empty())
DX10Clamp = DX10ClampAttr == "true";
StringRef DenormF32Attr =
F.getFnAttribute("denormal-fp-math-f32").getValueAsString();
if (!DenormF32Attr.empty())
FP32Denormals = parseDenormalFPAttribute(DenormF32Attr);
StringRef DenormAttr =
F.getFnAttribute("denormal-fp-math").getValueAsString();
if (!DenormAttr.empty()) {
DenormalMode DenormMode = parseDenormalFPAttribute(DenormAttr);
if (DenormF32Attr.empty())
FP32Denormals = DenormMode;
FP64FP16Denormals = DenormMode;
}
}
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