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+// AsmJit - Machine code generation for C++
+//
+// * Official AsmJit Home Page: https://asmjit.com
+// * Official Github Repository: https://github.com/asmjit/asmjit
+//
+// Copyright (c) 2008-2020 The AsmJit Authors
+//
+// This software is provided 'as-is', without any express or implied
+// warranty. In no event will the authors be held liable for any damages
+// arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it
+// freely, subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented; you must not
+// claim that you wrote the original software. If you use this software
+// in a product, an acknowledgment in the product documentation would be
+// appreciated but is not required.
+// 2. Altered source versions must be plainly marked as such, and must not be
+// misrepresented as being the original software.
+// 3. This notice may not be removed or altered from any source distribution.
+
+#include "../core/api-build_p.h"
+#include "../core/assembler.h"
+#include "../core/emitterutils_p.h"
+#include "../core/formatter.h"
+#include "../core/logger.h"
+#include "../core/support.h"
+
+ASMJIT_BEGIN_NAMESPACE
+
+// ============================================================================
+// [asmjit::EmitterUtils]
+// ============================================================================
+
+namespace EmitterUtils {
+
+#ifndef ASMJIT_NO_LOGGING
+
+Error formatLine(String& sb, const uint8_t* binData, size_t binSize, size_t dispSize, size_t immSize, const char* comment) noexcept {
+ size_t currentSize = sb.size();
+ size_t commentSize = comment ? Support::strLen(comment, Globals::kMaxCommentSize) : 0;
+
+ ASMJIT_ASSERT(binSize >= dispSize);
+ const size_t kNoBinSize = SIZE_MAX;
+
+ if ((binSize != 0 && binSize != kNoBinSize) || commentSize) {
+ size_t align = kMaxInstLineSize;
+ char sep = ';';
+
+ for (size_t i = (binSize == kNoBinSize); i < 2; i++) {
+ size_t begin = sb.size();
+ ASMJIT_PROPAGATE(sb.padEnd(align));
+
+ if (sep) {
+ ASMJIT_PROPAGATE(sb.append(sep));
+ ASMJIT_PROPAGATE(sb.append(' '));
+ }
+
+ // Append binary data or comment.
+ if (i == 0) {
+ ASMJIT_PROPAGATE(sb.appendHex(binData, binSize - dispSize - immSize));
+ ASMJIT_PROPAGATE(sb.appendChars('.', dispSize * 2));
+ ASMJIT_PROPAGATE(sb.appendHex(binData + binSize - immSize, immSize));
+ if (commentSize == 0) break;
+ }
+ else {
+ ASMJIT_PROPAGATE(sb.append(comment, commentSize));
+ }
+
+ currentSize += sb.size() - begin;
+ align += kMaxBinarySize;
+ sep = '|';
+ }
+ }
+
+ return sb.append('\n');
+}
+
+void logLabelBound(BaseAssembler* self, const Label& label) noexcept {
+ Logger* logger = self->logger();
+
+ StringTmp<512> sb;
+ size_t binSize = logger->hasFlag(FormatOptions::kFlagMachineCode) ? size_t(0) : SIZE_MAX;
+
+ sb.appendChars(' ', logger->indentation(FormatOptions::kIndentationLabel));
+ Formatter::formatLabel(sb, logger->flags(), self, label.id());
+ sb.append(':');
+ EmitterUtils::formatLine(sb, nullptr, binSize, 0, 0, self->_inlineComment);
+ logger->log(sb.data(), sb.size());
+}
+
+void logInstructionEmitted(
+ BaseAssembler* self,
+ uint32_t instId, uint32_t options, const Operand_& o0, const Operand_& o1, const Operand_& o2, const Operand_* opExt,
+ uint32_t relSize, uint32_t immSize, uint8_t* afterCursor) {
+
+ Logger* logger = self->logger();
+ ASMJIT_ASSERT(logger != nullptr);
+
+ StringTmp<256> sb;
+ uint32_t flags = logger->flags();
+
+ uint8_t* beforeCursor = self->bufferPtr();
+ intptr_t emittedSize = (intptr_t)(afterCursor - beforeCursor);
+
+ Operand_ opArray[Globals::kMaxOpCount];
+ EmitterUtils::opArrayFromEmitArgs(opArray, o0, o1, o2, opExt);
+
+ sb.appendChars(' ', logger->indentation(FormatOptions::kIndentationCode));
+ Formatter::formatInstruction(sb, flags, self, self->arch(), BaseInst(instId, options, self->extraReg()), opArray, Globals::kMaxOpCount);
+
+ if ((flags & FormatOptions::kFlagMachineCode) != 0)
+ EmitterUtils::formatLine(sb, self->bufferPtr(), size_t(emittedSize), relSize, immSize, self->inlineComment());
+ else
+ EmitterUtils::formatLine(sb, nullptr, SIZE_MAX, 0, 0, self->inlineComment());
+ logger->log(sb);
+}
+
+Error logInstructionFailed(
+ BaseAssembler* self,
+ Error err,
+ uint32_t instId, uint32_t options, const Operand_& o0, const Operand_& o1, const Operand_& o2, const Operand_* opExt) {
+
+ StringTmp<256> sb;
+ sb.append(DebugUtils::errorAsString(err));
+ sb.append(": ");
+
+ Operand_ opArray[Globals::kMaxOpCount];
+ EmitterUtils::opArrayFromEmitArgs(opArray, o0, o1, o2, opExt);
+
+ Formatter::formatInstruction(sb, 0, self, self->arch(), BaseInst(instId, options, self->extraReg()), opArray, Globals::kMaxOpCount);
+
+ if (self->inlineComment()) {
+ sb.append(" ; ");
+ sb.append(self->inlineComment());
+ }
+
+ self->resetInstOptions();
+ self->resetExtraReg();
+ self->resetInlineComment();
+ return self->reportError(err, sb.data());
+}
+
+#endif
+
+} // {EmitterUtils}
+
+ASMJIT_END_NAMESPACE