90 lines
2.3 KiB
C++
90 lines
2.3 KiB
C++
// This file is part of AsmJit project <https://asmjit.com>
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//
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// See asmjit.h or LICENSE.md for license and copyright information
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// SPDX-License-Identifier: Zlib
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#ifndef ASMJIT_CORE_EMITTERUTILS_P_H_INCLUDED
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#define ASMJIT_CORE_EMITTERUTILS_P_H_INCLUDED
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#include "../core/emitter.h"
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#include "../core/operand.h"
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ASMJIT_BEGIN_NAMESPACE
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class BaseAssembler;
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class FormatOptions;
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//! \cond INTERNAL
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//! \addtogroup asmjit_core
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//! \{
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//! Utilities used by various emitters, mostly Assembler implementations.
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namespace EmitterUtils {
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//! Default paddings used by Emitter utils and Formatter.
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static constexpr Operand noExt[3] = { {}, {}, {} };
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enum kOpIndex : uint32_t {
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kOp3 = 0,
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kOp4 = 1,
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kOp5 = 2
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};
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static ASMJIT_FORCE_INLINE uint32_t opCountFromEmitArgs(const Operand_& o0, const Operand_& o1, const Operand_& o2, const Operand_* opExt) noexcept {
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uint32_t opCount = 0;
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if (opExt[kOp3].isNone()) {
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if (!o0.isNone()) opCount = 1;
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if (!o1.isNone()) opCount = 2;
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if (!o2.isNone()) opCount = 3;
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}
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else {
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opCount = 4;
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if (!opExt[kOp4].isNone()) {
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opCount = 5 + uint32_t(!opExt[kOp5].isNone());
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}
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}
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return opCount;
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}
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static ASMJIT_FORCE_INLINE void opArrayFromEmitArgs(Operand_ dst[Globals::kMaxOpCount], const Operand_& o0, const Operand_& o1, const Operand_& o2, const Operand_* opExt) noexcept {
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dst[0].copyFrom(o0);
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dst[1].copyFrom(o1);
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dst[2].copyFrom(o2);
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dst[3].copyFrom(opExt[kOp3]);
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dst[4].copyFrom(opExt[kOp4]);
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dst[5].copyFrom(opExt[kOp5]);
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}
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#ifndef ASMJIT_NO_LOGGING
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Error finishFormattedLine(String& sb, const FormatOptions& formatOptions, const uint8_t* binData, size_t binSize, size_t offsetSize, size_t immSize, const char* comment) noexcept;
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void logLabelBound(BaseAssembler* self, const Label& label) noexcept;
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void logInstructionEmitted(
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BaseAssembler* self,
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InstId instId,
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InstOptions options,
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const Operand_& o0, const Operand_& o1, const Operand_& o2, const Operand_* opExt,
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uint32_t relSize, uint32_t immSize, uint8_t* afterCursor);
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Error logInstructionFailed(
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BaseEmitter* self,
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Error err,
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InstId instId,
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InstOptions options,
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const Operand_& o0, const Operand_& o1, const Operand_& o2, const Operand_* opExt);
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#endif
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}
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//! \}
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//! \endcond
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ASMJIT_END_NAMESPACE
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#endif // ASMJIT_CORE_EMITTERUTILS_P_H_INCLUDED
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