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034261674b
be the first encoded as the first feature. It then uses the CPU name to look up features / scheduling itineray even though clients know full well the CPU name being used to query these properties. The fix is to just have the clients explictly pass the CPU name! llvm-svn: 134127
62 lines
1.9 KiB
C++
62 lines
1.9 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 TargetSubtarget.
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//
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//===----------------------------------------------------------------------===//
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#include "PTXSubtarget.h"
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#include "llvm/Support/ErrorHandling.h"
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using namespace llvm;
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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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: 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(FS, TARGET);
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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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default: llvm_unreachable("Unknown PTX version");
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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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}
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#include "PTXGenSubtarget.inc"
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