add support for JIT compilation

2022-12-22 22:50:01 -05:00
parent ca27fb3a98
commit e59f99b440
149 changed files with 81486 additions and 2 deletions
--- a/lib/lepton/asmjit/core/emitterutils.cpp
+++ b/lib/lepton/asmjit/core/emitterutils.cpp
@ -0,0 +1,129 @@
+// This file is part of AsmJit project <https://asmjit.com>
+//
+// See asmjit.h or LICENSE.md for license and copyright information
+// SPDX-License-Identifier: Zlib
+
+#include "../core/api-build_p.h"
+#include "../core/assembler.h"
+#include "../core/emitterutils_p.h"
+#include "../core/formatter_p.h"
+#include "../core/logger.h"
+#include "../core/support.h"
+
+ASMJIT_BEGIN_NAMESPACE
+
+namespace EmitterUtils {
+
+#ifndef ASMJIT_NO_LOGGING
+
+Error finishFormattedLine(String& sb, const FormatOptions& formatOptions, const uint8_t* binData, size_t binSize, size_t offsetSize, size_t immSize, const char* comment) noexcept {
+  ASMJIT_ASSERT(binSize >= offsetSize);
+  const size_t kNoBinSize = SIZE_MAX;
+
+  size_t commentSize = comment ? Support::strLen(comment, Globals::kMaxCommentSize) : 0;
+
+  if ((binSize != 0 && binSize != kNoBinSize) || commentSize) {
+    char sep = ';';
+    size_t padding = Formatter::paddingFromOptions(formatOptions, FormatPaddingGroup::kRegularLine);
+
+    for (size_t i = (binSize == kNoBinSize); i < 2; i++) {
+      ASMJIT_PROPAGATE(sb.padEnd(padding));
+
+      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 - offsetSize - immSize));
+        ASMJIT_PROPAGATE(sb.appendChars('.', offsetSize * 2));
+        ASMJIT_PROPAGATE(sb.appendHex(binData + binSize - immSize, immSize));
+        if (commentSize == 0) break;
+      }
+      else {
+        ASMJIT_PROPAGATE(sb.append(comment, commentSize));
+      }
+
+      sep = '|';
+      padding += Formatter::paddingFromOptions(formatOptions, FormatPaddingGroup::kMachineCode);
+    }
+  }
+
+  return sb.append('\n');
+}
+
+void logLabelBound(BaseAssembler* self, const Label& label) noexcept {
+  Logger* logger = self->logger();
+
+  StringTmp<512> sb;
+  size_t binSize = logger->hasFlag(FormatFlags::kMachineCode) ? size_t(0) : SIZE_MAX;
+
+  sb.appendChars(' ', logger->indentation(FormatIndentationGroup::kLabel));
+  Formatter::formatLabel(sb, logger->flags(), self, label.id());
+  sb.append(':');
+  finishFormattedLine(sb, logger->options(), nullptr, binSize, 0, 0, self->_inlineComment);
+  logger->log(sb.data(), sb.size());
+}
+
+void logInstructionEmitted(
+  BaseAssembler* self,
+  InstId instId,
+  InstOptions 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;
+  FormatFlags formatFlags = logger->flags();
+
+  uint8_t* beforeCursor = self->bufferPtr();
+  intptr_t emittedSize = (intptr_t)(afterCursor - beforeCursor);
+
+  Operand_ opArray[Globals::kMaxOpCount];
+  opArrayFromEmitArgs(opArray, o0, o1, o2, opExt);
+
+  sb.appendChars(' ', logger->indentation(FormatIndentationGroup::kCode));
+  self->_funcs.formatInstruction(sb, formatFlags, self, self->arch(), BaseInst(instId, options, self->extraReg()), opArray, Globals::kMaxOpCount);
+
+  if (Support::test(formatFlags, FormatFlags::kMachineCode))
+    finishFormattedLine(sb, logger->options(), self->bufferPtr(), size_t(emittedSize), relSize, immSize, self->inlineComment());
+  else
+    finishFormattedLine(sb, logger->options(), nullptr, SIZE_MAX, 0, 0, self->inlineComment());
+  logger->log(sb);
+}
+
+Error logInstructionFailed(
+  BaseAssembler* self,
+  Error err,
+  InstId instId,
+  InstOptions 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];
+  opArrayFromEmitArgs(opArray, o0, o1, o2, opExt);
+
+  self->_funcs.formatInstruction(sb, FormatFlags::kNone, 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