mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-11 08:07:22 +00:00
49683f3c96
The new target machines are: nvptx (old ptx32) => 32-bit PTX nvptx64 (old ptx64) => 64-bit PTX The sources are based on the internal NVIDIA NVPTX back-end, and contain more functionality than the current PTX back-end currently provides. NV_CONTRIB git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156196 91177308-0d34-0410-b5e6-96231b3b80d8
58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
//===- NVPTXSubtarget.cpp - NVPTX Subtarget Information -------------------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file implements the NVPTX specific subclass of TargetSubtarget.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "NVPTXSubtarget.h"
|
|
#define GET_SUBTARGETINFO_ENUM
|
|
#define GET_SUBTARGETINFO_TARGET_DESC
|
|
#define GET_SUBTARGETINFO_CTOR
|
|
#include "NVPTXGenSubtargetInfo.inc"
|
|
|
|
using namespace llvm;
|
|
|
|
// Select Driver Interface
|
|
#include "llvm/Support/CommandLine.h"
|
|
namespace {
|
|
cl::opt<NVPTX::DrvInterface>
|
|
DriverInterface(cl::desc("Choose driver interface:"),
|
|
cl::values(
|
|
clEnumValN(NVPTX::NVCL, "drvnvcl", "Nvidia OpenCL driver"),
|
|
clEnumValN(NVPTX::CUDA, "drvcuda", "Nvidia CUDA driver"),
|
|
clEnumValN(NVPTX::TEST, "drvtest", "Plain Test"),
|
|
clEnumValEnd),
|
|
cl::init(NVPTX::NVCL));
|
|
}
|
|
|
|
NVPTXSubtarget::NVPTXSubtarget(const std::string &TT, const std::string &CPU,
|
|
const std::string &FS, bool is64Bit)
|
|
:NVPTXGenSubtargetInfo(TT, "", FS), // Don't pass CPU to subtarget,
|
|
// because we don't register all
|
|
// nvptx targets.
|
|
Is64Bit(is64Bit) {
|
|
|
|
drvInterface = DriverInterface;
|
|
|
|
// Provide the default CPU if none
|
|
std::string defCPU = "sm_10";
|
|
|
|
// Get the TargetName from the FS if available
|
|
if (FS.empty() && CPU.empty())
|
|
TargetName = defCPU;
|
|
else if (!CPU.empty())
|
|
TargetName = CPU;
|
|
else
|
|
llvm_unreachable("we are not using FeatureStr");
|
|
|
|
// Set up the SmVersion
|
|
SmVersion = atoi(TargetName.c_str()+3);
|
|
}
|