mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-10-13 06:25:02 +00:00
63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
|
//===- NeonEmitter.cpp - Generate arm_neon.h for use with clang -*- C++ -*-===//
|
||
|
//
|
||
|
// The LLVM Compiler Infrastructure
|
||
|
//
|
||
|
// This file is distributed under the University of Illinois Open Source
|
||
|
// License. See LICENSE.TXT for details.
|
||
|
//
|
||
|
//===----------------------------------------------------------------------===//
|
||
|
//
|
||
|
// This tablegen backend is responsible for emitting arm_neon.h, which includes
|
||
|
// a declaration and definition of each function specified by the ARM NEON
|
||
|
// compiler interface. See ARM document DUI0348B.
|
||
|
//
|
||
|
//===----------------------------------------------------------------------===//
|
||
|
|
||
|
#include "NeonEmitter.h"
|
||
|
#include "Record.h"
|
||
|
#include "llvm/ADT/StringExtras.h"
|
||
|
#include "llvm/ADT/StringMap.h"
|
||
|
#include <string>
|
||
|
|
||
|
using namespace llvm;
|
||
|
|
||
|
void NeonEmitter::run(raw_ostream &OS) {
|
||
|
EmitSourceFileHeader("ARM NEON Header", OS);
|
||
|
|
||
|
// FIXME: emit license into file?
|
||
|
|
||
|
OS << "#ifndef __ARM_NEON_H\n";
|
||
|
OS << "#define __ARM_NEON_H\n\n";
|
||
|
|
||
|
OS << "#ifndef __ARM_NEON__\n";
|
||
|
OS << "#error \"NEON support not enabled\"\n";
|
||
|
OS << "#endif\n\n";
|
||
|
|
||
|
OS << "#include <stdint.h>\n\n";
|
||
|
|
||
|
// EmitTypedefs(OS);
|
||
|
|
||
|
// Process Records
|
||
|
|
||
|
std::vector<Record*> RV = Records.getAllDerivedDefinitions("Inst");
|
||
|
|
||
|
// Unique the pattern types, and assign them
|
||
|
|
||
|
// emit #define directives for uniq'd prototypes
|
||
|
|
||
|
// emit record directives
|
||
|
|
||
|
for (unsigned i = 0, e = RV.size(); i != e; ++i) {
|
||
|
Record *R = RV[i];
|
||
|
|
||
|
OS << LowercaseString(R->getName()) << "\n";
|
||
|
|
||
|
std::string Types = R->getValueAsString("Types");
|
||
|
std::string Pattern = R->getValueAsString("Pattern");
|
||
|
|
||
|
OS << Types << "\n" << Pattern << "\n\n";
|
||
|
}
|
||
|
|
||
|
OS << "#endif /* __ARM_NEON_H */\n";
|
||
|
}
|