llvm-6502/lib/Target/PTX/PTXSubtarget.cpp

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//===- PTXSubtarget.cpp - PTX Subtarget Information ---------------*- C++ -*-=//
//
// 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 PTX specific subclass of TargetSubtarget.
//
//===----------------------------------------------------------------------===//
#include "PTXSubtarget.h"
#include "llvm/Support/ErrorHandling.h"
using namespace llvm;
PTXSubtarget::PTXSubtarget(const std::string &TT, const std::string &FS,
bool is64Bit)
: PTXShaderModel(PTX_SM_1_0),
PTXVersion(PTX_VERSION_2_0),
SupportsDouble(false),
SupportsFMA(true),
Is64Bit(is64Bit) {
std::string TARGET = "generic";
ParseSubtargetFeatures(FS, TARGET);
}
std::string PTXSubtarget::getTargetString() const {
switch(PTXShaderModel) {
default: llvm_unreachable("Unknown shader model");
case PTX_SM_1_0: return "sm_10";
case PTX_SM_1_3: return "sm_13";
case PTX_SM_2_0: return "sm_20";
}
}
std::string PTXSubtarget::getPTXVersionString() const {
switch(PTXVersion) {
default: llvm_unreachable("Unknown PTX version");
case PTX_VERSION_2_0: return "2.0";
case PTX_VERSION_2_1: return "2.1";
case PTX_VERSION_2_2: return "2.2";
case PTX_VERSION_2_3: return "2.3";
}
}
#include "PTXGenSubtarget.inc"