mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-30 07:22:55 +01:00
55 lines
1.6 KiB
C++
55 lines
1.6 KiB
C++
|
//===- PowerPCSubtarget.cpp - PPC Subtarget Information ---------*- C++ -*-===//
|
||
|
|
//
|
||
|
|
// The LLVM Compiler Infrastructure
|
||
|
|
//
|
||
|
|
// This file was developed by Nate Begeman and is distributed under the
|
||
|
|
// University of Illinois Open Source License. See LICENSE.TXT for details.
|
||
|
|
//
|
||
|
|
//===----------------------------------------------------------------------===//
|
||
|
|
//
|
||
|
|
// This file implements the PPC specific subclass of TargetSubtarget.
|
||
|
|
//
|
||
|
|
//===----------------------------------------------------------------------===//
|
||
|
|
|
||
|
|
#include "PowerPCSubtarget.h"
|
||
|
|
#include "llvm/Module.h"
|
||
|
|
|
||
|
|
#if defined(__APPLE__)
|
||
|
|
#include <mach/mach.h>
|
||
|
|
#include <mach/mach_host.h>
|
||
|
|
#include <mach/host_info.h>
|
||
|
|
#include <mach/machine.h>
|
||
|
|
|
||
|
|
static boolean_t IsGP() {
|
||
|
|
host_basic_info_data_t hostInfo;
|
||
|
|
mach_msg_type_number_t infoCount;
|
||
|
|
|
||
|
|
infoCount = HOST_BASIC_INFO_COUNT;
|
||
|
|
host_info(mach_host_self(), HOST_BASIC_INFO, (host_info_t)&hostInfo,
|
||
|
|
&infoCount);
|
||
|
|
|
||
|
|
return ((hostInfo.cpu_type == CPU_TYPE_POWERPC) &&
|
||
|
|
(hostInfo.cpu_subtype == CPU_SUBTYPE_POWERPC_970));
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
using namespace llvm;
|
||
|
|
|
||
|
|
PPCSubtarget::PPCSubtarget(const Module &M)
|
||
|
|
: TargetSubtarget(), stackAlignment(16), isGigaProcessor(false), isAIX(false),
|
||
|
|
isDarwin(false) {
|
||
|
|
// Set the boolean corresponding to the current target triple, or the default
|
||
|
|
// if one cannot be determined, to true.
|
||
|
|
const std::string& TT = M.getTargetTriple();
|
||
|
|
if (TT.length() > 5) {
|
||
|
|
isDarwin = TT.find("darwin") != std::string::npos;
|
||
|
|
} else if (TT.empty()) {
|
||
|
|
#if defined(_POWER)
|
||
|
|
isAIX = true;
|
||
|
|
#elif defined(__APPLE__)
|
||
|
|
isDarwin = true;
|
||
|
|
isGigaProcessor = IsGP();
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
}
|