forked from OSchip/llvm-project
69 lines
2.1 KiB
C++
69 lines
2.1 KiB
C++
//===- PTXSubtarget.cpp - PTX Subtarget Information ---------------*- C++ -*-=//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the PTX specific subclass of TargetSubtargetInfo.
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//
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//===----------------------------------------------------------------------===//
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#include "PTXSubtarget.h"
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#include "PTX.h"
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Support/TargetRegistry.h"
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#define GET_SUBTARGETINFO_TARGET_DESC
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#define GET_SUBTARGETINFO_CTOR
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#include "PTXGenSubtargetInfo.inc"
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using namespace llvm;
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void PTXSubtarget::anchor() { }
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PTXSubtarget::PTXSubtarget(const std::string &TT, const std::string &CPU,
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const std::string &FS, bool is64Bit)
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: PTXGenSubtargetInfo(TT, CPU, FS),
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PTXTarget(PTX_COMPUTE_1_0),
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PTXVersion(PTX_VERSION_2_0),
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SupportsDouble(false),
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SupportsFMA(true),
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Is64Bit(is64Bit) {
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std::string TARGET = CPU;
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if (TARGET.empty())
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TARGET = "generic";
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ParseSubtargetFeatures(TARGET, FS);
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}
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std::string PTXSubtarget::getTargetString() const {
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switch(PTXTarget) {
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default: llvm_unreachable("Unknown PTX target");
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case PTX_SM_1_0: return "sm_10";
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case PTX_SM_1_1: return "sm_11";
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case PTX_SM_1_2: return "sm_12";
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case PTX_SM_1_3: return "sm_13";
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case PTX_SM_2_0: return "sm_20";
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case PTX_SM_2_1: return "sm_21";
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case PTX_SM_2_2: return "sm_22";
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case PTX_SM_2_3: return "sm_23";
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case PTX_COMPUTE_1_0: return "compute_10";
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case PTX_COMPUTE_1_1: return "compute_11";
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case PTX_COMPUTE_1_2: return "compute_12";
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case PTX_COMPUTE_1_3: return "compute_13";
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case PTX_COMPUTE_2_0: return "compute_20";
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}
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}
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std::string PTXSubtarget::getPTXVersionString() const {
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switch(PTXVersion) {
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case PTX_VERSION_2_0: return "2.0";
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case PTX_VERSION_2_1: return "2.1";
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case PTX_VERSION_2_2: return "2.2";
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case PTX_VERSION_2_3: return "2.3";
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}
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llvm_unreachable("Invalid PTX version");
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}
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