134 lines
3.7 KiB
C++
134 lines
3.7 KiB
C++
//===-- AMDGPUAsmUtils.h - AsmParser/InstPrinter common ---------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_AMDGPU_UTILS_AMDGPUASMUTILS_H
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#define LLVM_LIB_TARGET_AMDGPU_UTILS_AMDGPUASMUTILS_H
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#include "SIDefines.h"
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#include "llvm/ADT/StringRef.h"
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namespace llvm {
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class StringLiteral;
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class MCSubtargetInfo;
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namespace AMDGPU {
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const int OPR_ID_UNKNOWN = -1;
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const int OPR_ID_UNSUPPORTED = -2;
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const int OPR_ID_DUPLICATE = -3;
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const int OPR_VAL_INVALID = -4;
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struct CustomOperand {
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StringLiteral Name;
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unsigned Encoding = 0;
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bool (*Cond)(const MCSubtargetInfo &STI) = nullptr;
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};
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struct CustomOperandVal {
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StringLiteral Name;
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unsigned Max;
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unsigned Default;
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unsigned Shift;
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unsigned Width;
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bool (*Cond)(const MCSubtargetInfo &STI) = nullptr;
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unsigned Mask = (1 << Width) - 1;
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unsigned decode(unsigned Code) const { return (Code >> Shift) & Mask; }
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unsigned encode(unsigned Val) const { return (Val & Mask) << Shift; }
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unsigned getMask() const { return Mask << Shift; }
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bool isValid(unsigned Val) const { return Val <= Max; }
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bool isSupported(const MCSubtargetInfo &STI) const {
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return !Cond || Cond(STI);
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}
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};
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namespace DepCtr {
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extern const CustomOperandVal DepCtrInfo[];
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extern const int DEP_CTR_SIZE;
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} // namespace DepCtr
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// Symbolic names for the sendmsg(msg_id, operation, stream) syntax.
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namespace SendMsg {
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/// Map from a symbolic name for a msg_id to the message portion of the
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/// immediate encoding. A negative return value indicates that the Name was
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/// unknown or unsupported on this target.
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int64_t getMsgId(StringRef Name, const MCSubtargetInfo &STI);
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/// Map from an encoding to the symbolic name for a msg_id immediate. This is
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/// doing opposite of getMsgId().
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StringRef getMsgName(uint64_t Encoding, const MCSubtargetInfo &STI);
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/// Map from a symbolic name for a sendmsg operation to the operation portion of
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/// the immediate encoding. A negative return value indicates that the Name was
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/// unknown or unsupported on this target.
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int64_t getMsgOpId(int64_t MsgId, StringRef Name, const MCSubtargetInfo &STI);
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/// Map from an encoding to the symbolic name for a sendmsg operation. This is
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/// doing opposite of getMsgOpId().
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StringRef getMsgOpName(int64_t MsgId, uint64_t Encoding,
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const MCSubtargetInfo &STI);
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} // namespace SendMsg
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namespace Hwreg { // Symbolic names for the hwreg(...) syntax.
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int64_t getHwregId(StringRef Name, const MCSubtargetInfo &STI);
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StringRef getHwreg(uint64_t Encoding, const MCSubtargetInfo &STI);
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} // namespace Hwreg
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namespace MTBUFFormat {
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extern StringLiteral const DfmtSymbolic[];
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extern StringLiteral const NfmtSymbolicGFX10[];
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extern StringLiteral const NfmtSymbolicSICI[];
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extern StringLiteral const NfmtSymbolicVI[];
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extern StringLiteral const UfmtSymbolicGFX10[];
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extern StringLiteral const UfmtSymbolicGFX11[];
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extern unsigned const DfmtNfmt2UFmtGFX10[];
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extern unsigned const DfmtNfmt2UFmtGFX11[];
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} // namespace MTBUFFormat
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namespace Swizzle { // Symbolic names for the swizzle(...) syntax.
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extern const char* const IdSymbolic[];
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} // namespace Swizzle
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namespace VGPRIndexMode { // Symbolic names for the gpr_idx(...) syntax.
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extern const char* const IdSymbolic[];
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} // namespace VGPRIndexMode
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namespace UCVersion {
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struct GFXVersion {
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StringLiteral Symbol;
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unsigned Code;
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};
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ArrayRef<GFXVersion> getGFXVersions();
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} // namespace UCVersion
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} // namespace AMDGPU
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} // namespace llvm
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#endif
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