зеркало из https://github.com/microsoft/clang-1.git
2668 строки
88 KiB
C++
2668 строки
88 KiB
C++
//===--- Targets.cpp - Implement -arch option and targets -----------------===//
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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 construction of a TargetInfo object from a
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// target triple.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/Basic/TargetInfo.h"
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#include "clang/Basic/Builtins.h"
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#include "clang/Basic/Diagnostic.h"
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#include "clang/Basic/LangOptions.h"
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#include "clang/Basic/MacroBuilder.h"
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#include "clang/Basic/TargetBuiltins.h"
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#include "clang/Basic/TargetOptions.h"
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#include "llvm/ADT/APFloat.h"
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#include "llvm/ADT/OwningPtr.h"
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#include "llvm/ADT/STLExtras.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/ADT/StringSwitch.h"
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#include "llvm/ADT/Triple.h"
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#include "llvm/MC/MCSectionMachO.h"
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#include <algorithm>
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using namespace clang;
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//===----------------------------------------------------------------------===//
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// Common code shared among targets.
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//===----------------------------------------------------------------------===//
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/// DefineStd - Define a macro name and standard variants. For example if
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/// MacroName is "unix", then this will define "__unix", "__unix__", and "unix"
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/// when in GNU mode.
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static void DefineStd(MacroBuilder &Builder, llvm::StringRef MacroName,
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const LangOptions &Opts) {
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assert(MacroName[0] != '_' && "Identifier should be in the user's namespace");
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// If in GNU mode (e.g. -std=gnu99 but not -std=c99) define the raw identifier
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// in the user's namespace.
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if (Opts.GNUMode)
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Builder.defineMacro(MacroName);
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// Define __unix.
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Builder.defineMacro("__" + MacroName);
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// Define __unix__.
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Builder.defineMacro("__" + MacroName + "__");
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}
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//===----------------------------------------------------------------------===//
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// Defines specific to certain operating systems.
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//===----------------------------------------------------------------------===//
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namespace {
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template<typename TgtInfo>
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class OSTargetInfo : public TgtInfo {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const=0;
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public:
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OSTargetInfo(const std::string& triple) : TgtInfo(triple) {}
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virtual void getTargetDefines(const LangOptions &Opts,
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MacroBuilder &Builder) const {
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TgtInfo::getTargetDefines(Opts, Builder);
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getOSDefines(Opts, TgtInfo::getTriple(), Builder);
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}
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};
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} // end anonymous namespace
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static void getDarwinDefines(MacroBuilder &Builder, const LangOptions &Opts,
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const llvm::Triple &Triple) {
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Builder.defineMacro("__APPLE_CC__", "5621");
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Builder.defineMacro("__APPLE__");
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Builder.defineMacro("__MACH__");
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Builder.defineMacro("OBJC_NEW_PROPERTIES");
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// __weak is always defined, for use in blocks and with objc pointers.
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Builder.defineMacro("__weak", "__attribute__((objc_gc(weak)))");
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// Darwin defines __strong even in C mode (just to nothing).
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if (!Opts.ObjC1 || Opts.getGCMode() == LangOptions::NonGC)
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Builder.defineMacro("__strong", "");
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else
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Builder.defineMacro("__strong", "__attribute__((objc_gc(strong)))");
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if (Opts.Static)
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Builder.defineMacro("__STATIC__");
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else
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Builder.defineMacro("__DYNAMIC__");
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if (Opts.POSIXThreads)
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Builder.defineMacro("_REENTRANT");
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// Get the OS version number from the triple.
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unsigned Maj, Min, Rev;
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// If no version was given, default to to 10.4.0, for simplifying tests.
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if (Triple.getOSName() == "darwin") {
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Min = Rev = 0;
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Maj = 8;
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} else
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Triple.getDarwinNumber(Maj, Min, Rev);
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// Set the appropriate OS version define.
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if (Triple.getEnvironmentName() == "iphoneos") {
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assert(Maj < 10 && Min < 99 && Rev < 99 && "Invalid version!");
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char Str[6];
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Str[0] = '0' + Maj;
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Str[1] = '0' + (Min / 10);
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Str[2] = '0' + (Min % 10);
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Str[3] = '0' + (Rev / 10);
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Str[4] = '0' + (Rev % 10);
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Str[5] = '\0';
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Builder.defineMacro("__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__", Str);
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} else {
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// For historical reasons that make little sense, the version passed here is
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// the "darwin" version, which drops the 10 and offsets by 4.
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Rev = Min;
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Min = Maj - 4;
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Maj = 10;
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assert(Triple.getEnvironmentName().empty() && "Invalid environment!");
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assert(Maj < 99 && Min < 10 && Rev < 10 && "Invalid version!");
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char Str[5];
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Str[0] = '0' + (Maj / 10);
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Str[1] = '0' + (Maj % 10);
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Str[2] = '0' + Min;
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Str[3] = '0' + Rev;
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Str[4] = '\0';
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Builder.defineMacro("__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__", Str);
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}
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}
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namespace {
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template<typename Target>
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class DarwinTargetInfo : public OSTargetInfo<Target> {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const {
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getDarwinDefines(Builder, Opts, Triple);
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}
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public:
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DarwinTargetInfo(const std::string& triple) :
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OSTargetInfo<Target>(triple) {
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this->TLSSupported = llvm::Triple(triple).getDarwinMajorNumber() > 10;
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}
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virtual std::string isValidSectionSpecifier(llvm::StringRef SR) const {
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// Let MCSectionMachO validate this.
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llvm::StringRef Segment, Section;
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unsigned TAA, StubSize;
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return llvm::MCSectionMachO::ParseSectionSpecifier(SR, Segment, Section,
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TAA, StubSize);
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}
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virtual const char *getStaticInitSectionSpecifier() const {
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// FIXME: We should return 0 when building kexts.
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return "__TEXT,__StaticInit,regular,pure_instructions";
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}
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};
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// DragonFlyBSD Target
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template<typename Target>
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class DragonFlyBSDTargetInfo : public OSTargetInfo<Target> {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const {
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// DragonFly defines; list based off of gcc output
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Builder.defineMacro("__DragonFly__");
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Builder.defineMacro("__DragonFly_cc_version", "100001");
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Builder.defineMacro("__ELF__");
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Builder.defineMacro("__KPRINTF_ATTRIBUTE__");
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Builder.defineMacro("__tune_i386__");
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DefineStd(Builder, "unix", Opts);
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}
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public:
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DragonFlyBSDTargetInfo(const std::string &triple)
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: OSTargetInfo<Target>(triple) {}
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};
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// FreeBSD Target
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template<typename Target>
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class FreeBSDTargetInfo : public OSTargetInfo<Target> {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const {
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// FreeBSD defines; list based off of gcc output
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// FIXME: Move version number handling to llvm::Triple.
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llvm::StringRef Release = Triple.getOSName().substr(strlen("freebsd"), 1);
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Builder.defineMacro("__FreeBSD__", Release);
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Builder.defineMacro("__FreeBSD_cc_version", Release + "00001");
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Builder.defineMacro("__KPRINTF_ATTRIBUTE__");
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DefineStd(Builder, "unix", Opts);
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Builder.defineMacro("__ELF__");
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}
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public:
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FreeBSDTargetInfo(const std::string &triple)
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: OSTargetInfo<Target>(triple) {
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this->UserLabelPrefix = "";
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}
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};
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// Minix Target
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template<typename Target>
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class MinixTargetInfo : public OSTargetInfo<Target> {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const {
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// Minix defines
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Builder.defineMacro("__minix", "3");
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Builder.defineMacro("_EM_WSIZE", "4");
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Builder.defineMacro("_EM_PSIZE", "4");
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Builder.defineMacro("_EM_SSIZE", "2");
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Builder.defineMacro("_EM_LSIZE", "4");
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Builder.defineMacro("_EM_FSIZE", "4");
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Builder.defineMacro("_EM_DSIZE", "8");
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DefineStd(Builder, "unix", Opts);
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}
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public:
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MinixTargetInfo(const std::string &triple)
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: OSTargetInfo<Target>(triple) {
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this->UserLabelPrefix = "";
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}
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};
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// Linux target
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template<typename Target>
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class LinuxTargetInfo : public OSTargetInfo<Target> {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const {
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// Linux defines; list based off of gcc output
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DefineStd(Builder, "unix", Opts);
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DefineStd(Builder, "linux", Opts);
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Builder.defineMacro("__gnu_linux__");
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Builder.defineMacro("__ELF__");
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if (Opts.POSIXThreads)
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Builder.defineMacro("_REENTRANT");
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if (Opts.CPlusPlus)
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Builder.defineMacro("_GNU_SOURCE");
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}
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public:
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LinuxTargetInfo(const std::string& triple)
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: OSTargetInfo<Target>(triple) {
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this->UserLabelPrefix = "";
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}
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};
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// NetBSD Target
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template<typename Target>
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class NetBSDTargetInfo : public OSTargetInfo<Target> {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const {
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// NetBSD defines; list based off of gcc output
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Builder.defineMacro("__NetBSD__");
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Builder.defineMacro("__unix__");
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Builder.defineMacro("__ELF__");
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if (Opts.POSIXThreads)
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Builder.defineMacro("_POSIX_THREADS");
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}
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public:
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NetBSDTargetInfo(const std::string &triple)
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: OSTargetInfo<Target>(triple) {
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this->UserLabelPrefix = "";
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}
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};
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// OpenBSD Target
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template<typename Target>
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class OpenBSDTargetInfo : public OSTargetInfo<Target> {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const {
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// OpenBSD defines; list based off of gcc output
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Builder.defineMacro("__OpenBSD__");
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DefineStd(Builder, "unix", Opts);
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Builder.defineMacro("__ELF__");
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if (Opts.POSIXThreads)
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Builder.defineMacro("_POSIX_THREADS");
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}
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public:
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OpenBSDTargetInfo(const std::string &triple)
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: OSTargetInfo<Target>(triple) {}
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};
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// PSP Target
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template<typename Target>
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class PSPTargetInfo : public OSTargetInfo<Target> {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const {
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// PSP defines; list based on the output of the pspdev gcc toolchain.
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Builder.defineMacro("PSP");
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Builder.defineMacro("_PSP");
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Builder.defineMacro("__psp__");
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Builder.defineMacro("__ELF__");
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}
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public:
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PSPTargetInfo(const std::string& triple)
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: OSTargetInfo<Target>(triple) {
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this->UserLabelPrefix = "";
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}
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};
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// PS3 PPU Target
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template<typename Target>
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class PS3PPUTargetInfo : public OSTargetInfo<Target> {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const {
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// PS3 PPU defines.
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Builder.defineMacro("__PPC__");
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Builder.defineMacro("__PPU__");
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Builder.defineMacro("__CELLOS_LV2__");
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Builder.defineMacro("__ELF__");
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Builder.defineMacro("__LP32__");
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Builder.defineMacro("_ARCH_PPC64");
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Builder.defineMacro("__powerpc64__");
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}
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public:
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PS3PPUTargetInfo(const std::string& triple)
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: OSTargetInfo<Target>(triple) {
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this->UserLabelPrefix = "";
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this->LongWidth = this->LongAlign = this->PointerWidth = this->PointerAlign = 32;
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this->IntMaxType = TargetInfo::SignedLongLong;
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this->UIntMaxType = TargetInfo::UnsignedLongLong;
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this->Int64Type = TargetInfo::SignedLongLong;
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this->SizeType = TargetInfo::UnsignedInt;
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this->DescriptionString = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
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"i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32";
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}
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};
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// FIXME: Need a real SPU target.
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// PS3 SPU Target
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template<typename Target>
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class PS3SPUTargetInfo : public OSTargetInfo<Target> {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const {
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// PS3 PPU defines.
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Builder.defineMacro("__SPU__");
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Builder.defineMacro("__ELF__");
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}
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public:
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PS3SPUTargetInfo(const std::string& triple)
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: OSTargetInfo<Target>(triple) {
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this->UserLabelPrefix = "";
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}
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};
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// AuroraUX target
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template<typename Target>
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class AuroraUXTargetInfo : public OSTargetInfo<Target> {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const {
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DefineStd(Builder, "sun", Opts);
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DefineStd(Builder, "unix", Opts);
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Builder.defineMacro("__ELF__");
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Builder.defineMacro("__svr4__");
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Builder.defineMacro("__SVR4");
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}
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public:
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AuroraUXTargetInfo(const std::string& triple)
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: OSTargetInfo<Target>(triple) {
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this->UserLabelPrefix = "";
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this->WCharType = this->SignedLong;
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// FIXME: WIntType should be SignedLong
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}
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};
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// Solaris target
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template<typename Target>
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class SolarisTargetInfo : public OSTargetInfo<Target> {
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protected:
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virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const {
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DefineStd(Builder, "sun", Opts);
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DefineStd(Builder, "unix", Opts);
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Builder.defineMacro("__ELF__");
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Builder.defineMacro("__svr4__");
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Builder.defineMacro("__SVR4");
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}
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public:
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SolarisTargetInfo(const std::string& triple)
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: OSTargetInfo<Target>(triple) {
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this->UserLabelPrefix = "";
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this->WCharType = this->SignedLong;
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// FIXME: WIntType should be SignedLong
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}
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};
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} // end anonymous namespace.
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//===----------------------------------------------------------------------===//
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// Specific target implementations.
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//===----------------------------------------------------------------------===//
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namespace {
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// PPC abstract base class
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class PPCTargetInfo : public TargetInfo {
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static const Builtin::Info BuiltinInfo[];
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static const char * const GCCRegNames[];
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static const TargetInfo::GCCRegAlias GCCRegAliases[];
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public:
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PPCTargetInfo(const std::string& triple) : TargetInfo(triple) {}
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virtual void getTargetBuiltins(const Builtin::Info *&Records,
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unsigned &NumRecords) const {
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Records = BuiltinInfo;
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NumRecords = clang::PPC::LastTSBuiltin-Builtin::FirstTSBuiltin;
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}
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virtual void getTargetDefines(const LangOptions &Opts,
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MacroBuilder &Builder) const;
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virtual const char *getVAListDeclaration() const {
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return "typedef char* __builtin_va_list;";
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// This is the right definition for ABI/V4: System V.4/eabi.
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/*return "typedef struct __va_list_tag {"
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" unsigned char gpr;"
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" unsigned char fpr;"
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" unsigned short reserved;"
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" void* overflow_arg_area;"
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" void* reg_save_area;"
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"} __builtin_va_list[1];";*/
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}
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virtual void getGCCRegNames(const char * const *&Names,
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unsigned &NumNames) const;
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virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
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unsigned &NumAliases) const;
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virtual bool validateAsmConstraint(const char *&Name,
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TargetInfo::ConstraintInfo &Info) const {
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switch (*Name) {
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default: return false;
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case 'O': // Zero
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break;
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case 'b': // Base register
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case 'f': // Floating point register
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Info.setAllowsRegister();
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break;
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// FIXME: The following are added to allow parsing.
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// I just took a guess at what the actions should be.
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// Also, is more specific checking needed? I.e. specific registers?
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case 'd': // Floating point register (containing 64-bit value)
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case 'v': // Altivec vector register
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Info.setAllowsRegister();
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break;
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case 'w':
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switch (Name[1]) {
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case 'd':// VSX vector register to hold vector double data
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case 'f':// VSX vector register to hold vector float data
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case 's':// VSX vector register to hold scalar float data
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case 'a':// Any VSX register
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break;
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default:
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return false;
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}
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Info.setAllowsRegister();
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Name++; // Skip over 'w'.
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break;
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case 'h': // `MQ', `CTR', or `LINK' register
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case 'q': // `MQ' register
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case 'c': // `CTR' register
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case 'l': // `LINK' register
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case 'x': // `CR' register (condition register) number 0
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case 'y': // `CR' register (condition register)
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case 'z': // `XER[CA]' carry bit (part of the XER register)
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Info.setAllowsRegister();
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break;
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||
case 'I': // Signed 16-bit constant
|
||
case 'J': // Unsigned 16-bit constant shifted left 16 bits
|
||
// (use `L' instead for SImode constants)
|
||
case 'K': // Unsigned 16-bit constant
|
||
case 'L': // Signed 16-bit constant shifted left 16 bits
|
||
case 'M': // Constant larger than 31
|
||
case 'N': // Exact power of 2
|
||
case 'P': // Constant whose negation is a signed 16-bit constant
|
||
case 'G': // Floating point constant that can be loaded into a
|
||
// register with one instruction per word
|
||
case 'H': // Integer/Floating point constant that can be loaded
|
||
// into a register using three instructions
|
||
break;
|
||
case 'm': // Memory operand. Note that on PowerPC targets, m can
|
||
// include addresses that update the base register. It
|
||
// is therefore only safe to use `m' in an asm statement
|
||
// if that asm statement accesses the operand exactly once.
|
||
// The asm statement must also use `%U<opno>' as a
|
||
// placeholder for the <20>update<74> flag in the corresponding
|
||
// load or store instruction. For example:
|
||
// asm ("st%U0 %1,%0" : "=m" (mem) : "r" (val));
|
||
// is correct but:
|
||
// asm ("st %1,%0" : "=m" (mem) : "r" (val));
|
||
// is not. Use es rather than m if you don't want the base
|
||
// register to be updated.
|
||
case 'e':
|
||
if (Name[1] != 's')
|
||
return false;
|
||
// es: A <20>stable<6C> memory operand; that is, one which does not
|
||
// include any automodification of the base register. Unlike
|
||
// `m', this constraint can be used in asm statements that
|
||
// might access the operand several times, or that might not
|
||
// access it at all.
|
||
Info.setAllowsMemory();
|
||
Name++; // Skip over 'e'.
|
||
break;
|
||
case 'Q': // Memory operand that is an offset from a register (it is
|
||
// usually better to use `m' or `es' in asm statements)
|
||
case 'Z': // Memory operand that is an indexed or indirect from a
|
||
// register (it is usually better to use `m' or `es' in
|
||
// asm statements)
|
||
Info.setAllowsMemory();
|
||
Info.setAllowsRegister();
|
||
break;
|
||
case 'R': // AIX TOC entry
|
||
case 'a': // Address operand that is an indexed or indirect from a
|
||
// register (`p' is preferable for asm statements)
|
||
case 'S': // Constant suitable as a 64-bit mask operand
|
||
case 'T': // Constant suitable as a 32-bit mask operand
|
||
case 'U': // System V Release 4 small data area reference
|
||
case 't': // AND masks that can be performed by two rldic{l, r}
|
||
// instructions
|
||
case 'W': // Vector constant that does not require memory
|
||
case 'j': // Vector constant that is all zeros.
|
||
break;
|
||
// End FIXME.
|
||
}
|
||
return true;
|
||
}
|
||
virtual const char *getClobbers() const {
|
||
return "";
|
||
}
|
||
};
|
||
|
||
const Builtin::Info PPCTargetInfo::BuiltinInfo[] = {
|
||
#define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS, 0, false },
|
||
#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) { #ID, TYPE, ATTRS, HEADER, false },
|
||
#include "clang/Basic/BuiltinsPPC.def"
|
||
};
|
||
|
||
|
||
/// PPCTargetInfo::getTargetDefines - Return a set of the PowerPC-specific
|
||
/// #defines that are not tied to a specific subtarget.
|
||
void PPCTargetInfo::getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
// Target identification.
|
||
Builder.defineMacro("__ppc__");
|
||
Builder.defineMacro("_ARCH_PPC");
|
||
Builder.defineMacro("__powerpc__");
|
||
Builder.defineMacro("__POWERPC__");
|
||
if (PointerWidth == 64) {
|
||
Builder.defineMacro("_ARCH_PPC64");
|
||
Builder.defineMacro("_LP64");
|
||
Builder.defineMacro("__LP64__");
|
||
Builder.defineMacro("__powerpc64__");
|
||
Builder.defineMacro("__ppc64__");
|
||
} else {
|
||
Builder.defineMacro("__ppc__");
|
||
}
|
||
|
||
// Target properties.
|
||
Builder.defineMacro("_BIG_ENDIAN");
|
||
Builder.defineMacro("__BIG_ENDIAN__");
|
||
|
||
// Subtarget options.
|
||
Builder.defineMacro("__NATURAL_ALIGNMENT__");
|
||
Builder.defineMacro("__REGISTER_PREFIX__", "");
|
||
|
||
// FIXME: Should be controlled by command line option.
|
||
Builder.defineMacro("__LONG_DOUBLE_128__");
|
||
|
||
if (Opts.AltiVec) {
|
||
Builder.defineMacro("__VEC__", "10206");
|
||
Builder.defineMacro("__ALTIVEC__");
|
||
}
|
||
}
|
||
|
||
|
||
const char * const PPCTargetInfo::GCCRegNames[] = {
|
||
"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
|
||
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
|
||
"r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
|
||
"r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",
|
||
"f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
|
||
"f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
|
||
"f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
|
||
"f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31",
|
||
"mq", "lr", "ctr", "ap",
|
||
"cr0", "cr1", "cr2", "cr3", "cr4", "cr5", "cr6", "cr7",
|
||
"xer",
|
||
"v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
|
||
"v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15",
|
||
"v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23",
|
||
"v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31",
|
||
"vrsave", "vscr",
|
||
"spe_acc", "spefscr",
|
||
"sfp"
|
||
};
|
||
|
||
void PPCTargetInfo::getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const {
|
||
Names = GCCRegNames;
|
||
NumNames = llvm::array_lengthof(GCCRegNames);
|
||
}
|
||
|
||
const TargetInfo::GCCRegAlias PPCTargetInfo::GCCRegAliases[] = {
|
||
// While some of these aliases do map to different registers
|
||
// they still share the same register name.
|
||
{ { "0" }, "r0" },
|
||
{ { "1"}, "r1" },
|
||
{ { "2" }, "r2" },
|
||
{ { "3" }, "r3" },
|
||
{ { "4" }, "r4" },
|
||
{ { "5" }, "r5" },
|
||
{ { "6" }, "r6" },
|
||
{ { "7" }, "r7" },
|
||
{ { "8" }, "r8" },
|
||
{ { "9" }, "r9" },
|
||
{ { "10" }, "r10" },
|
||
{ { "11" }, "r11" },
|
||
{ { "12" }, "r12" },
|
||
{ { "13" }, "r13" },
|
||
{ { "14" }, "r14" },
|
||
{ { "15" }, "r15" },
|
||
{ { "16" }, "r16" },
|
||
{ { "17" }, "r17" },
|
||
{ { "18" }, "r18" },
|
||
{ { "19" }, "r19" },
|
||
{ { "20" }, "r20" },
|
||
{ { "21" }, "r21" },
|
||
{ { "22" }, "r22" },
|
||
{ { "23" }, "r23" },
|
||
{ { "24" }, "r24" },
|
||
{ { "25" }, "r25" },
|
||
{ { "26" }, "r26" },
|
||
{ { "27" }, "r27" },
|
||
{ { "28" }, "r28" },
|
||
{ { "29" }, "r29" },
|
||
{ { "30" }, "r30" },
|
||
{ { "31" }, "r31" },
|
||
{ { "fr0" }, "f0" },
|
||
{ { "fr1" }, "f1" },
|
||
{ { "fr2" }, "f2" },
|
||
{ { "fr3" }, "f3" },
|
||
{ { "fr4" }, "f4" },
|
||
{ { "fr5" }, "f5" },
|
||
{ { "fr6" }, "f6" },
|
||
{ { "fr7" }, "f7" },
|
||
{ { "fr8" }, "f8" },
|
||
{ { "fr9" }, "f9" },
|
||
{ { "fr10" }, "f10" },
|
||
{ { "fr11" }, "f11" },
|
||
{ { "fr12" }, "f12" },
|
||
{ { "fr13" }, "f13" },
|
||
{ { "fr14" }, "f14" },
|
||
{ { "fr15" }, "f15" },
|
||
{ { "fr16" }, "f16" },
|
||
{ { "fr17" }, "f17" },
|
||
{ { "fr18" }, "f18" },
|
||
{ { "fr19" }, "f19" },
|
||
{ { "fr20" }, "f20" },
|
||
{ { "fr21" }, "f21" },
|
||
{ { "fr22" }, "f22" },
|
||
{ { "fr23" }, "f23" },
|
||
{ { "fr24" }, "f24" },
|
||
{ { "fr25" }, "f25" },
|
||
{ { "fr26" }, "f26" },
|
||
{ { "fr27" }, "f27" },
|
||
{ { "fr28" }, "f28" },
|
||
{ { "fr29" }, "f29" },
|
||
{ { "fr30" }, "f30" },
|
||
{ { "fr31" }, "f31" },
|
||
{ { "cc" }, "cr0" },
|
||
};
|
||
|
||
void PPCTargetInfo::getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const {
|
||
Aliases = GCCRegAliases;
|
||
NumAliases = llvm::array_lengthof(GCCRegAliases);
|
||
}
|
||
} // end anonymous namespace.
|
||
|
||
namespace {
|
||
class PPC32TargetInfo : public PPCTargetInfo {
|
||
public:
|
||
PPC32TargetInfo(const std::string &triple) : PPCTargetInfo(triple) {
|
||
DescriptionString = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
|
||
"i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32";
|
||
|
||
if (getTriple().getOS() == llvm::Triple::FreeBSD)
|
||
this->SizeType = TargetInfo::UnsignedInt;
|
||
}
|
||
};
|
||
} // end anonymous namespace.
|
||
|
||
namespace {
|
||
class PPC64TargetInfo : public PPCTargetInfo {
|
||
public:
|
||
PPC64TargetInfo(const std::string& triple) : PPCTargetInfo(triple) {
|
||
LongWidth = LongAlign = PointerWidth = PointerAlign = 64;
|
||
IntMaxType = SignedLong;
|
||
UIntMaxType = UnsignedLong;
|
||
Int64Type = SignedLong;
|
||
DescriptionString = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
|
||
"i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64";
|
||
}
|
||
};
|
||
} // end anonymous namespace.
|
||
|
||
|
||
namespace {
|
||
class DarwinPPCTargetInfo :
|
||
public DarwinTargetInfo<PPCTargetInfo> {
|
||
public:
|
||
DarwinPPCTargetInfo(const std::string& triple)
|
||
: DarwinTargetInfo<PPCTargetInfo>(triple) {
|
||
HasAlignMac68kSupport = true;
|
||
}
|
||
};
|
||
|
||
class DarwinPPC64TargetInfo :
|
||
public DarwinTargetInfo<PPC64TargetInfo> {
|
||
public:
|
||
DarwinPPC64TargetInfo(const std::string& triple)
|
||
: DarwinTargetInfo<PPC64TargetInfo>(triple) {
|
||
HasAlignMac68kSupport = true;
|
||
}
|
||
};
|
||
} // end anonymous namespace.
|
||
|
||
namespace {
|
||
// MBlaze abstract base class
|
||
class MBlazeTargetInfo : public TargetInfo {
|
||
static const char * const GCCRegNames[];
|
||
static const TargetInfo::GCCRegAlias GCCRegAliases[];
|
||
|
||
public:
|
||
MBlazeTargetInfo(const std::string& triple) : TargetInfo(triple) {
|
||
DescriptionString = "E-p:32:32-i8:8:8-i16:16:16-i64:32:32-f64:32:32-"
|
||
"v64:32:32-v128:32:32-n32";
|
||
}
|
||
|
||
virtual void getTargetBuiltins(const Builtin::Info *&Records,
|
||
unsigned &NumRecords) const {
|
||
// FIXME: Implement.
|
||
Records = 0;
|
||
NumRecords = 0;
|
||
}
|
||
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const;
|
||
|
||
virtual const char *getVAListDeclaration() const {
|
||
return "typedef char* __builtin_va_list;";
|
||
}
|
||
virtual const char *getTargetPrefix() const {
|
||
return "mblaze";
|
||
}
|
||
virtual void getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const;
|
||
virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const;
|
||
virtual bool validateAsmConstraint(const char *&Name,
|
||
TargetInfo::ConstraintInfo &Info) const {
|
||
switch (*Name) {
|
||
default: return false;
|
||
case 'O': // Zero
|
||
return true;
|
||
case 'b': // Base register
|
||
case 'f': // Floating point register
|
||
Info.setAllowsRegister();
|
||
return true;
|
||
}
|
||
}
|
||
virtual const char *getClobbers() const {
|
||
return "";
|
||
}
|
||
};
|
||
|
||
/// MBlazeTargetInfo::getTargetDefines - Return a set of the MBlaze-specific
|
||
/// #defines that are not tied to a specific subtarget.
|
||
void MBlazeTargetInfo::getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
// Target identification.
|
||
Builder.defineMacro("__microblaze__");
|
||
Builder.defineMacro("_ARCH_MICROBLAZE");
|
||
Builder.defineMacro("__MICROBLAZE__");
|
||
|
||
// Target properties.
|
||
Builder.defineMacro("_BIG_ENDIAN");
|
||
Builder.defineMacro("__BIG_ENDIAN__");
|
||
|
||
// Subtarget options.
|
||
Builder.defineMacro("__REGISTER_PREFIX__", "");
|
||
}
|
||
|
||
|
||
const char * const MBlazeTargetInfo::GCCRegNames[] = {
|
||
"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
|
||
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
|
||
"r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
|
||
"r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",
|
||
"$f0", "$f1", "$f2", "$f3", "$f4", "$f5", "$f6", "$f7",
|
||
"$f8", "$f9", "$f10", "$f11", "$f12", "$f13", "$f14", "$f15",
|
||
"$f16", "$f17", "$f18", "$f19", "$f20", "$f21", "$f22", "$f23",
|
||
"$f24", "$f25", "$f26", "$f27", "$f28", "$f29", "$f30", "$f31",
|
||
"hi", "lo", "accum","rmsr", "$fcc1","$fcc2","$fcc3","$fcc4",
|
||
"$fcc5","$fcc6","$fcc7","$ap", "$rap", "$frp"
|
||
};
|
||
|
||
void MBlazeTargetInfo::getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const {
|
||
Names = GCCRegNames;
|
||
NumNames = llvm::array_lengthof(GCCRegNames);
|
||
}
|
||
|
||
const TargetInfo::GCCRegAlias MBlazeTargetInfo::GCCRegAliases[] = {
|
||
{ {"f0"}, "r0" },
|
||
{ {"f1"}, "r1" },
|
||
{ {"f2"}, "r2" },
|
||
{ {"f3"}, "r3" },
|
||
{ {"f4"}, "r4" },
|
||
{ {"f5"}, "r5" },
|
||
{ {"f6"}, "r6" },
|
||
{ {"f7"}, "r7" },
|
||
{ {"f8"}, "r8" },
|
||
{ {"f9"}, "r9" },
|
||
{ {"f10"}, "r10" },
|
||
{ {"f11"}, "r11" },
|
||
{ {"f12"}, "r12" },
|
||
{ {"f13"}, "r13" },
|
||
{ {"f14"}, "r14" },
|
||
{ {"f15"}, "r15" },
|
||
{ {"f16"}, "r16" },
|
||
{ {"f17"}, "r17" },
|
||
{ {"f18"}, "r18" },
|
||
{ {"f19"}, "r19" },
|
||
{ {"f20"}, "r20" },
|
||
{ {"f21"}, "r21" },
|
||
{ {"f22"}, "r22" },
|
||
{ {"f23"}, "r23" },
|
||
{ {"f24"}, "r24" },
|
||
{ {"f25"}, "r25" },
|
||
{ {"f26"}, "r26" },
|
||
{ {"f27"}, "r27" },
|
||
{ {"f28"}, "r28" },
|
||
{ {"f29"}, "r29" },
|
||
{ {"f30"}, "r30" },
|
||
{ {"f31"}, "r31" },
|
||
};
|
||
|
||
void MBlazeTargetInfo::getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const {
|
||
Aliases = GCCRegAliases;
|
||
NumAliases = llvm::array_lengthof(GCCRegAliases);
|
||
}
|
||
} // end anonymous namespace.
|
||
|
||
namespace {
|
||
// Namespace for x86 abstract base class
|
||
const Builtin::Info BuiltinInfo[] = {
|
||
#define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS, 0, false },
|
||
#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) { #ID, TYPE, ATTRS, HEADER, false },
|
||
#include "clang/Basic/BuiltinsX86.def"
|
||
};
|
||
|
||
static const char* const GCCRegNames[] = {
|
||
"ax", "dx", "cx", "bx", "si", "di", "bp", "sp",
|
||
"st", "st(1)", "st(2)", "st(3)", "st(4)", "st(5)", "st(6)", "st(7)",
|
||
"argp", "flags", "fspr", "dirflag", "frame",
|
||
"xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7",
|
||
"mm0", "mm1", "mm2", "mm3", "mm4", "mm5", "mm6", "mm7",
|
||
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
|
||
"xmm8", "xmm9", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14", "xmm15"
|
||
};
|
||
|
||
const TargetInfo::GCCRegAlias GCCRegAliases[] = {
|
||
{ { "al", "ah", "eax", "rax" }, "ax" },
|
||
{ { "bl", "bh", "ebx", "rbx" }, "bx" },
|
||
{ { "cl", "ch", "ecx", "rcx" }, "cx" },
|
||
{ { "dl", "dh", "edx", "rdx" }, "dx" },
|
||
{ { "esi", "rsi" }, "si" },
|
||
{ { "edi", "rdi" }, "di" },
|
||
{ { "esp", "rsp" }, "sp" },
|
||
{ { "ebp", "rbp" }, "bp" },
|
||
};
|
||
|
||
// X86 target abstract base class; x86-32 and x86-64 are very close, so
|
||
// most of the implementation can be shared.
|
||
class X86TargetInfo : public TargetInfo {
|
||
enum X86SSEEnum {
|
||
NoMMXSSE, MMX, SSE1, SSE2, SSE3, SSSE3, SSE41, SSE42
|
||
} SSELevel;
|
||
enum AMD3DNowEnum {
|
||
NoAMD3DNow, AMD3DNow, AMD3DNowAthlon
|
||
} AMD3DNowLevel;
|
||
|
||
bool HasAES;
|
||
bool HasAVX;
|
||
|
||
public:
|
||
X86TargetInfo(const std::string& triple)
|
||
: TargetInfo(triple), SSELevel(NoMMXSSE), AMD3DNowLevel(NoAMD3DNow),
|
||
HasAES(false), HasAVX(false) {
|
||
LongDoubleFormat = &llvm::APFloat::x87DoubleExtended;
|
||
}
|
||
virtual void getTargetBuiltins(const Builtin::Info *&Records,
|
||
unsigned &NumRecords) const {
|
||
Records = BuiltinInfo;
|
||
NumRecords = clang::X86::LastTSBuiltin-Builtin::FirstTSBuiltin;
|
||
}
|
||
virtual void getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const {
|
||
Names = GCCRegNames;
|
||
NumNames = llvm::array_lengthof(GCCRegNames);
|
||
}
|
||
virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const {
|
||
Aliases = GCCRegAliases;
|
||
NumAliases = llvm::array_lengthof(GCCRegAliases);
|
||
}
|
||
virtual bool validateAsmConstraint(const char *&Name,
|
||
TargetInfo::ConstraintInfo &info) const;
|
||
virtual std::string convertConstraint(const char Constraint) const;
|
||
virtual const char *getClobbers() const {
|
||
return "~{dirflag},~{fpsr},~{flags}";
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const;
|
||
virtual bool setFeatureEnabled(llvm::StringMap<bool> &Features,
|
||
const std::string &Name,
|
||
bool Enabled) const;
|
||
virtual void getDefaultFeatures(const std::string &CPU,
|
||
llvm::StringMap<bool> &Features) const;
|
||
virtual void HandleTargetFeatures(std::vector<std::string> &Features);
|
||
};
|
||
|
||
void X86TargetInfo::getDefaultFeatures(const std::string &CPU,
|
||
llvm::StringMap<bool> &Features) const {
|
||
// FIXME: This should not be here.
|
||
Features["3dnow"] = false;
|
||
Features["3dnowa"] = false;
|
||
Features["mmx"] = false;
|
||
Features["sse"] = false;
|
||
Features["sse2"] = false;
|
||
Features["sse3"] = false;
|
||
Features["ssse3"] = false;
|
||
Features["sse41"] = false;
|
||
Features["sse42"] = false;
|
||
Features["aes"] = false;
|
||
Features["avx"] = false;
|
||
|
||
// LLVM does not currently recognize this.
|
||
// Features["sse4a"] = false;
|
||
|
||
// FIXME: This *really* should not be here.
|
||
|
||
// X86_64 always has SSE2.
|
||
if (PointerWidth == 64)
|
||
Features["sse2"] = Features["sse"] = Features["mmx"] = true;
|
||
|
||
if (CPU == "generic" || CPU == "i386" || CPU == "i486" || CPU == "i586" ||
|
||
CPU == "pentium" || CPU == "i686" || CPU == "pentiumpro")
|
||
;
|
||
else if (CPU == "pentium-mmx" || CPU == "pentium2")
|
||
setFeatureEnabled(Features, "mmx", true);
|
||
else if (CPU == "pentium3")
|
||
setFeatureEnabled(Features, "sse", true);
|
||
else if (CPU == "pentium-m" || CPU == "pentium4" || CPU == "x86-64")
|
||
setFeatureEnabled(Features, "sse2", true);
|
||
else if (CPU == "yonah" || CPU == "prescott" || CPU == "nocona")
|
||
setFeatureEnabled(Features, "sse3", true);
|
||
else if (CPU == "core2")
|
||
setFeatureEnabled(Features, "ssse3", true);
|
||
else if (CPU == "penryn") {
|
||
setFeatureEnabled(Features, "sse4", true);
|
||
Features["sse42"] = false;
|
||
} else if (CPU == "atom")
|
||
setFeatureEnabled(Features, "sse3", true);
|
||
else if (CPU == "corei7") {
|
||
setFeatureEnabled(Features, "sse4", true);
|
||
setFeatureEnabled(Features, "aes", true);
|
||
}
|
||
else if (CPU == "k6" || CPU == "winchip-c6")
|
||
setFeatureEnabled(Features, "mmx", true);
|
||
else if (CPU == "k6-2" || CPU == "k6-3" || CPU == "athlon" ||
|
||
CPU == "athlon-tbird" || CPU == "winchip2" || CPU == "c3") {
|
||
setFeatureEnabled(Features, "mmx", true);
|
||
setFeatureEnabled(Features, "3dnow", true);
|
||
} else if (CPU == "athlon-4" || CPU == "athlon-xp" || CPU == "athlon-mp") {
|
||
setFeatureEnabled(Features, "sse", true);
|
||
setFeatureEnabled(Features, "3dnowa", true);
|
||
} else if (CPU == "k8" || CPU == "opteron" || CPU == "athlon64" ||
|
||
CPU == "athlon-fx") {
|
||
setFeatureEnabled(Features, "sse2", true);
|
||
setFeatureEnabled(Features, "3dnowa", true);
|
||
} else if (CPU == "c3-2")
|
||
setFeatureEnabled(Features, "sse", true);
|
||
}
|
||
|
||
bool X86TargetInfo::setFeatureEnabled(llvm::StringMap<bool> &Features,
|
||
const std::string &Name,
|
||
bool Enabled) const {
|
||
// FIXME: This *really* should not be here. We need some way of translating
|
||
// options into llvm subtarget features.
|
||
if (!Features.count(Name) &&
|
||
(Name != "sse4" && Name != "sse4.2" && Name != "sse4.1"))
|
||
return false;
|
||
|
||
if (Enabled) {
|
||
if (Name == "mmx")
|
||
Features["mmx"] = true;
|
||
else if (Name == "sse")
|
||
Features["mmx"] = Features["sse"] = true;
|
||
else if (Name == "sse2")
|
||
Features["mmx"] = Features["sse"] = Features["sse2"] = true;
|
||
else if (Name == "sse3")
|
||
Features["mmx"] = Features["sse"] = Features["sse2"] =
|
||
Features["sse3"] = true;
|
||
else if (Name == "ssse3")
|
||
Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] =
|
||
Features["ssse3"] = true;
|
||
else if (Name == "sse4" || Name == "sse4.2")
|
||
Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] =
|
||
Features["ssse3"] = Features["sse41"] = Features["sse42"] = true;
|
||
else if (Name == "sse4.1")
|
||
Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] =
|
||
Features["ssse3"] = Features["sse41"] = true;
|
||
else if (Name == "3dnow")
|
||
Features["3dnowa"] = true;
|
||
else if (Name == "3dnowa")
|
||
Features["3dnow"] = Features["3dnowa"] = true;
|
||
else if (Name == "aes")
|
||
Features["aes"] = true;
|
||
else if (Name == "avx")
|
||
Features["avx"] = true;
|
||
} else {
|
||
if (Name == "mmx")
|
||
Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] =
|
||
Features["ssse3"] = Features["sse41"] = Features["sse42"] = false;
|
||
else if (Name == "sse")
|
||
Features["sse"] = Features["sse2"] = Features["sse3"] =
|
||
Features["ssse3"] = Features["sse41"] = Features["sse42"] = false;
|
||
else if (Name == "sse2")
|
||
Features["sse2"] = Features["sse3"] = Features["ssse3"] =
|
||
Features["sse41"] = Features["sse42"] = false;
|
||
else if (Name == "sse3")
|
||
Features["sse3"] = Features["ssse3"] = Features["sse41"] =
|
||
Features["sse42"] = false;
|
||
else if (Name == "ssse3")
|
||
Features["ssse3"] = Features["sse41"] = Features["sse42"] = false;
|
||
else if (Name == "sse4")
|
||
Features["sse41"] = Features["sse42"] = false;
|
||
else if (Name == "sse4.2")
|
||
Features["sse42"] = false;
|
||
else if (Name == "sse4.1")
|
||
Features["sse41"] = Features["sse42"] = false;
|
||
else if (Name == "3dnow")
|
||
Features["3dnow"] = Features["3dnowa"] = false;
|
||
else if (Name == "3dnowa")
|
||
Features["3dnowa"] = false;
|
||
else if (Name == "aes")
|
||
Features["aes"] = false;
|
||
else if (Name == "avx")
|
||
Features["avx"] = false;
|
||
}
|
||
|
||
return true;
|
||
}
|
||
|
||
/// HandleTargetOptions - Perform initialization based on the user
|
||
/// configured set of features.
|
||
void X86TargetInfo::HandleTargetFeatures(std::vector<std::string> &Features) {
|
||
// Remember the maximum enabled sselevel.
|
||
for (unsigned i = 0, e = Features.size(); i !=e; ++i) {
|
||
// Ignore disabled features.
|
||
if (Features[i][0] == '-')
|
||
continue;
|
||
|
||
if (Features[i].substr(1) == "aes") {
|
||
HasAES = true;
|
||
continue;
|
||
}
|
||
|
||
// FIXME: Not sure yet how to treat AVX in regard to SSE levels.
|
||
// For now let it be enabled together with other SSE levels.
|
||
if (Features[i].substr(1) == "avx") {
|
||
HasAVX = true;
|
||
continue;
|
||
}
|
||
|
||
assert(Features[i][0] == '+' && "Invalid target feature!");
|
||
X86SSEEnum Level = llvm::StringSwitch<X86SSEEnum>(Features[i].substr(1))
|
||
.Case("sse42", SSE42)
|
||
.Case("sse41", SSE41)
|
||
.Case("ssse3", SSSE3)
|
||
.Case("sse3", SSE3)
|
||
.Case("sse2", SSE2)
|
||
.Case("sse", SSE1)
|
||
.Case("mmx", MMX)
|
||
.Default(NoMMXSSE);
|
||
SSELevel = std::max(SSELevel, Level);
|
||
|
||
AMD3DNowEnum ThreeDNowLevel =
|
||
llvm::StringSwitch<AMD3DNowEnum>(Features[i].substr(1))
|
||
.Case("3dnowa", AMD3DNowAthlon)
|
||
.Case("3dnow", AMD3DNow)
|
||
.Default(NoAMD3DNow);
|
||
|
||
AMD3DNowLevel = std::max(AMD3DNowLevel, ThreeDNowLevel);
|
||
}
|
||
}
|
||
|
||
/// X86TargetInfo::getTargetDefines - Return a set of the X86-specific #defines
|
||
/// that are not tied to a specific subtarget.
|
||
void X86TargetInfo::getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
// Target identification.
|
||
if (PointerWidth == 64) {
|
||
Builder.defineMacro("_LP64");
|
||
Builder.defineMacro("__LP64__");
|
||
Builder.defineMacro("__amd64__");
|
||
Builder.defineMacro("__amd64");
|
||
Builder.defineMacro("__x86_64");
|
||
Builder.defineMacro("__x86_64__");
|
||
} else {
|
||
DefineStd(Builder, "i386", Opts);
|
||
}
|
||
|
||
if (HasAES)
|
||
Builder.defineMacro("__AES__");
|
||
|
||
if (HasAVX)
|
||
Builder.defineMacro("__AVX__");
|
||
|
||
// Target properties.
|
||
Builder.defineMacro("__LITTLE_ENDIAN__");
|
||
|
||
// Subtarget options.
|
||
Builder.defineMacro("__nocona");
|
||
Builder.defineMacro("__nocona__");
|
||
Builder.defineMacro("__tune_nocona__");
|
||
Builder.defineMacro("__REGISTER_PREFIX__", "");
|
||
|
||
// Define __NO_MATH_INLINES on linux/x86 so that we don't get inline
|
||
// functions in glibc header files that use FP Stack inline asm which the
|
||
// backend can't deal with (PR879).
|
||
Builder.defineMacro("__NO_MATH_INLINES");
|
||
|
||
// Each case falls through to the previous one here.
|
||
switch (SSELevel) {
|
||
case SSE42:
|
||
Builder.defineMacro("__SSE4_2__");
|
||
case SSE41:
|
||
Builder.defineMacro("__SSE4_1__");
|
||
case SSSE3:
|
||
Builder.defineMacro("__SSSE3__");
|
||
case SSE3:
|
||
Builder.defineMacro("__SSE3__");
|
||
case SSE2:
|
||
Builder.defineMacro("__SSE2__");
|
||
Builder.defineMacro("__SSE2_MATH__"); // -mfp-math=sse always implied.
|
||
case SSE1:
|
||
Builder.defineMacro("__SSE__");
|
||
Builder.defineMacro("__SSE_MATH__"); // -mfp-math=sse always implied.
|
||
case MMX:
|
||
Builder.defineMacro("__MMX__");
|
||
case NoMMXSSE:
|
||
break;
|
||
}
|
||
|
||
// Each case falls through to the previous one here.
|
||
switch (AMD3DNowLevel) {
|
||
case AMD3DNowAthlon:
|
||
Builder.defineMacro("__3dNOW_A__");
|
||
case AMD3DNow:
|
||
Builder.defineMacro("__3dNOW__");
|
||
case NoAMD3DNow:
|
||
break;
|
||
}
|
||
}
|
||
|
||
|
||
bool
|
||
X86TargetInfo::validateAsmConstraint(const char *&Name,
|
||
TargetInfo::ConstraintInfo &Info) const {
|
||
switch (*Name) {
|
||
default: return false;
|
||
case 'a': // eax.
|
||
case 'b': // ebx.
|
||
case 'c': // ecx.
|
||
case 'd': // edx.
|
||
case 'S': // esi.
|
||
case 'D': // edi.
|
||
case 'A': // edx:eax.
|
||
case 't': // top of floating point stack.
|
||
case 'u': // second from top of floating point stack.
|
||
case 'q': // Any register accessible as [r]l: a, b, c, and d.
|
||
case 'y': // Any MMX register.
|
||
case 'x': // Any SSE register.
|
||
case 'Q': // Any register accessible as [r]h: a, b, c, and d.
|
||
case 'e': // 32-bit signed integer constant for use with zero-extending
|
||
// x86_64 instructions.
|
||
case 'Z': // 32-bit unsigned integer constant for use with zero-extending
|
||
// x86_64 instructions.
|
||
case 'N': // unsigned 8-bit integer constant for use with in and out
|
||
// instructions.
|
||
case 'R': // "legacy" registers: ax, bx, cx, dx, di, si, sp, bp.
|
||
Info.setAllowsRegister();
|
||
return true;
|
||
}
|
||
}
|
||
|
||
std::string
|
||
X86TargetInfo::convertConstraint(const char Constraint) const {
|
||
switch (Constraint) {
|
||
case 'a': return std::string("{ax}");
|
||
case 'b': return std::string("{bx}");
|
||
case 'c': return std::string("{cx}");
|
||
case 'd': return std::string("{dx}");
|
||
case 'S': return std::string("{si}");
|
||
case 'D': return std::string("{di}");
|
||
case 't': // top of floating point stack.
|
||
return std::string("{st}");
|
||
case 'u': // second from top of floating point stack.
|
||
return std::string("{st(1)}"); // second from top of floating point stack.
|
||
default:
|
||
return std::string(1, Constraint);
|
||
}
|
||
}
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
// X86-32 generic target
|
||
class X86_32TargetInfo : public X86TargetInfo {
|
||
public:
|
||
X86_32TargetInfo(const std::string& triple) : X86TargetInfo(triple) {
|
||
DoubleAlign = LongLongAlign = 32;
|
||
LongDoubleWidth = 96;
|
||
LongDoubleAlign = 32;
|
||
DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
|
||
"i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-"
|
||
"a0:0:64-f80:32:32-n8:16:32";
|
||
SizeType = UnsignedInt;
|
||
PtrDiffType = SignedInt;
|
||
IntPtrType = SignedInt;
|
||
RegParmMax = 3;
|
||
|
||
// Use fpret for all types.
|
||
RealTypeUsesObjCFPRet = ((1 << TargetInfo::Float) |
|
||
(1 << TargetInfo::Double) |
|
||
(1 << TargetInfo::LongDouble));
|
||
}
|
||
virtual const char *getVAListDeclaration() const {
|
||
return "typedef char* __builtin_va_list;";
|
||
}
|
||
|
||
int getEHDataRegisterNumber(unsigned RegNo) const {
|
||
if (RegNo == 0) return 0;
|
||
if (RegNo == 1) return 2;
|
||
return -1;
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
class OpenBSDI386TargetInfo : public OpenBSDTargetInfo<X86_32TargetInfo> {
|
||
public:
|
||
OpenBSDI386TargetInfo(const std::string& triple) :
|
||
OpenBSDTargetInfo<X86_32TargetInfo>(triple) {
|
||
SizeType = UnsignedLong;
|
||
IntPtrType = SignedLong;
|
||
PtrDiffType = SignedLong;
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
class DarwinI386TargetInfo : public DarwinTargetInfo<X86_32TargetInfo> {
|
||
public:
|
||
DarwinI386TargetInfo(const std::string& triple) :
|
||
DarwinTargetInfo<X86_32TargetInfo>(triple) {
|
||
LongDoubleWidth = 128;
|
||
LongDoubleAlign = 128;
|
||
SizeType = UnsignedLong;
|
||
IntPtrType = SignedLong;
|
||
DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
|
||
"i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-"
|
||
"a0:0:64-f80:128:128-n8:16:32";
|
||
HasAlignMac68kSupport = true;
|
||
}
|
||
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
// x86-32 Windows target
|
||
class WindowsX86_32TargetInfo : public X86_32TargetInfo {
|
||
public:
|
||
WindowsX86_32TargetInfo(const std::string& triple)
|
||
: X86_32TargetInfo(triple) {
|
||
TLSSupported = false;
|
||
WCharType = UnsignedShort;
|
||
DoubleAlign = LongLongAlign = 64;
|
||
DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
|
||
"i64:64:64-f32:32:32-f64:64:64-f80:128:128-v64:64:64-"
|
||
"v128:128:128-a0:0:64-f80:32:32-n8:16:32";
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
X86_32TargetInfo::getTargetDefines(Opts, Builder);
|
||
// This list is based off of the the list of things MingW defines
|
||
Builder.defineMacro("_WIN32");
|
||
DefineStd(Builder, "WIN32", Opts);
|
||
DefineStd(Builder, "WINNT", Opts);
|
||
Builder.defineMacro("_X86_");
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
|
||
// x86-32 Windows Visual Studio target
|
||
class VisualStudioWindowsX86_32TargetInfo : public WindowsX86_32TargetInfo {
|
||
public:
|
||
VisualStudioWindowsX86_32TargetInfo(const std::string& triple)
|
||
: WindowsX86_32TargetInfo(triple) {
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
WindowsX86_32TargetInfo::getTargetDefines(Opts, Builder);
|
||
// The value of the following reflects processor type.
|
||
// 300=386, 400=486, 500=Pentium, 600=Blend (default)
|
||
// We lost the original triple, so we use the default.
|
||
Builder.defineMacro("_M_IX86", "600");
|
||
Builder.defineMacro("_INTEGRAL_MAX_BITS", "64");
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
// x86-32 MinGW target
|
||
class MinGWX86_32TargetInfo : public WindowsX86_32TargetInfo {
|
||
public:
|
||
MinGWX86_32TargetInfo(const std::string& triple)
|
||
: WindowsX86_32TargetInfo(triple) {
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
WindowsX86_32TargetInfo::getTargetDefines(Opts, Builder);
|
||
Builder.defineMacro("__MSVCRT__");
|
||
Builder.defineMacro("__MINGW32__");
|
||
Builder.defineMacro("__declspec", "__declspec");
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
// x86-32 Cygwin target
|
||
class CygwinX86_32TargetInfo : public X86_32TargetInfo {
|
||
public:
|
||
CygwinX86_32TargetInfo(const std::string& triple)
|
||
: X86_32TargetInfo(triple) {
|
||
TLSSupported = false;
|
||
WCharType = UnsignedShort;
|
||
DoubleAlign = LongLongAlign = 64;
|
||
DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
|
||
"i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-"
|
||
"a0:0:64-f80:32:32-n8:16:32";
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
X86_32TargetInfo::getTargetDefines(Opts, Builder);
|
||
Builder.defineMacro("__CYGWIN__");
|
||
Builder.defineMacro("__CYGWIN32__");
|
||
DefineStd(Builder, "unix", Opts);
|
||
if (Opts.CPlusPlus)
|
||
Builder.defineMacro("_GNU_SOURCE");
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
// x86-32 Haiku target
|
||
class HaikuX86_32TargetInfo : public X86_32TargetInfo {
|
||
public:
|
||
HaikuX86_32TargetInfo(const std::string& triple)
|
||
: X86_32TargetInfo(triple) {
|
||
SizeType = UnsignedLong;
|
||
IntPtrType = SignedLong;
|
||
PtrDiffType = SignedLong;
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
X86_32TargetInfo::getTargetDefines(Opts, Builder);
|
||
Builder.defineMacro("__INTEL__");
|
||
Builder.defineMacro("__HAIKU__");
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
// x86-64 generic target
|
||
class X86_64TargetInfo : public X86TargetInfo {
|
||
public:
|
||
X86_64TargetInfo(const std::string &triple) : X86TargetInfo(triple) {
|
||
LongWidth = LongAlign = PointerWidth = PointerAlign = 64;
|
||
LongDoubleWidth = 128;
|
||
LongDoubleAlign = 128;
|
||
LargeArrayMinWidth = 128;
|
||
LargeArrayAlign = 128;
|
||
IntMaxType = SignedLong;
|
||
UIntMaxType = UnsignedLong;
|
||
Int64Type = SignedLong;
|
||
RegParmMax = 6;
|
||
|
||
DescriptionString = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
|
||
"i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-"
|
||
"a0:0:64-s0:64:64-f80:128:128-n8:16:32:64";
|
||
|
||
// Use fpret only for long double.
|
||
RealTypeUsesObjCFPRet = (1 << TargetInfo::LongDouble);
|
||
}
|
||
virtual const char *getVAListDeclaration() const {
|
||
return "typedef struct __va_list_tag {"
|
||
" unsigned gp_offset;"
|
||
" unsigned fp_offset;"
|
||
" void* overflow_arg_area;"
|
||
" void* reg_save_area;"
|
||
"} __va_list_tag;"
|
||
"typedef __va_list_tag __builtin_va_list[1];";
|
||
}
|
||
|
||
int getEHDataRegisterNumber(unsigned RegNo) const {
|
||
if (RegNo == 0) return 0;
|
||
if (RegNo == 1) return 1;
|
||
return -1;
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
// x86-64 Windows target
|
||
class WindowsX86_64TargetInfo : public X86_64TargetInfo {
|
||
public:
|
||
WindowsX86_64TargetInfo(const std::string& triple)
|
||
: X86_64TargetInfo(triple) {
|
||
TLSSupported = false;
|
||
WCharType = UnsignedShort;
|
||
LongWidth = LongAlign = 32;
|
||
DoubleAlign = LongLongAlign = 64;
|
||
IntMaxType = SignedLongLong;
|
||
UIntMaxType = UnsignedLongLong;
|
||
Int64Type = SignedLongLong;
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
X86_64TargetInfo::getTargetDefines(Opts, Builder);
|
||
Builder.defineMacro("_WIN64");
|
||
DefineStd(Builder, "WIN64", Opts);
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
// x86-64 Windows Visual Studio target
|
||
class VisualStudioWindowsX86_64TargetInfo : public WindowsX86_64TargetInfo {
|
||
public:
|
||
VisualStudioWindowsX86_64TargetInfo(const std::string& triple)
|
||
: WindowsX86_64TargetInfo(triple) {
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
WindowsX86_64TargetInfo::getTargetDefines(Opts, Builder);
|
||
Builder.defineMacro("_M_X64");
|
||
Builder.defineMacro("_INTEGRAL_MAX_BITS", "64");
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
// x86-64 MinGW target
|
||
class MinGWX86_64TargetInfo : public WindowsX86_64TargetInfo {
|
||
public:
|
||
MinGWX86_64TargetInfo(const std::string& triple)
|
||
: WindowsX86_64TargetInfo(triple) {
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
WindowsX86_64TargetInfo::getTargetDefines(Opts, Builder);
|
||
Builder.defineMacro("__MSVCRT__");
|
||
Builder.defineMacro("__MINGW64__");
|
||
Builder.defineMacro("__declspec");
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
class DarwinX86_64TargetInfo : public DarwinTargetInfo<X86_64TargetInfo> {
|
||
public:
|
||
DarwinX86_64TargetInfo(const std::string& triple)
|
||
: DarwinTargetInfo<X86_64TargetInfo>(triple) {
|
||
Int64Type = SignedLongLong;
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
class OpenBSDX86_64TargetInfo : public OpenBSDTargetInfo<X86_64TargetInfo> {
|
||
public:
|
||
OpenBSDX86_64TargetInfo(const std::string& triple)
|
||
: OpenBSDTargetInfo<X86_64TargetInfo>(triple) {
|
||
IntMaxType = SignedLongLong;
|
||
UIntMaxType = UnsignedLongLong;
|
||
Int64Type = SignedLongLong;
|
||
}
|
||
};
|
||
} // end anonymous namespace
|
||
|
||
namespace {
|
||
class ARMTargetInfo : public TargetInfo {
|
||
// Possible FPU choices.
|
||
enum FPUMode {
|
||
NoFPU,
|
||
VFP2FPU,
|
||
VFP3FPU,
|
||
NeonFPU
|
||
};
|
||
|
||
static bool FPUModeIsVFP(FPUMode Mode) {
|
||
return Mode >= VFP2FPU && Mode <= NeonFPU;
|
||
}
|
||
|
||
static const TargetInfo::GCCRegAlias GCCRegAliases[];
|
||
static const char * const GCCRegNames[];
|
||
|
||
std::string ABI, CPU;
|
||
|
||
unsigned FPU : 3;
|
||
|
||
unsigned IsThumb : 1;
|
||
|
||
// Initialized via features.
|
||
unsigned SoftFloat : 1;
|
||
unsigned SoftFloatABI : 1;
|
||
|
||
static const Builtin::Info BuiltinInfo[];
|
||
|
||
public:
|
||
ARMTargetInfo(const std::string &TripleStr)
|
||
: TargetInfo(TripleStr), ABI("aapcs-linux"), CPU("arm1136j-s")
|
||
{
|
||
SizeType = UnsignedInt;
|
||
PtrDiffType = SignedInt;
|
||
|
||
// {} in inline assembly are neon specifiers, not assembly variant
|
||
// specifiers.
|
||
NoAsmVariants = true;
|
||
|
||
// FIXME: Should we just treat this as a feature?
|
||
IsThumb = getTriple().getArchName().startswith("thumb");
|
||
if (IsThumb) {
|
||
DescriptionString = ("e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-"
|
||
"i64:64:64-f32:32:32-f64:64:64-"
|
||
"v64:64:64-v128:128:128-a0:0:32-n32");
|
||
} else {
|
||
DescriptionString = ("e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
|
||
"i64:64:64-f32:32:32-f64:64:64-"
|
||
"v64:64:64-v128:128:128-a0:0:64-n32");
|
||
}
|
||
}
|
||
virtual const char *getABI() const { return ABI.c_str(); }
|
||
virtual bool setABI(const std::string &Name) {
|
||
ABI = Name;
|
||
|
||
// The defaults (above) are for AAPCS, check if we need to change them.
|
||
//
|
||
// FIXME: We need support for -meabi... we could just mangle it into the
|
||
// name.
|
||
if (Name == "apcs-gnu") {
|
||
DoubleAlign = LongLongAlign = LongDoubleAlign = 32;
|
||
SizeType = UnsignedLong;
|
||
|
||
// Do not respect the alignment of bit-field types when laying out
|
||
// structures. This corresponds to PCC_BITFIELD_TYPE_MATTERS in gcc.
|
||
UseBitFieldTypeAlignment = false;
|
||
|
||
if (IsThumb) {
|
||
DescriptionString = ("e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-"
|
||
"i64:32:32-f32:32:32-f64:32:32-"
|
||
"v64:64:64-v128:128:128-a0:0:32-n32");
|
||
} else {
|
||
DescriptionString = ("e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
|
||
"i64:32:32-f32:32:32-f64:32:32-"
|
||
"v64:64:64-v128:128:128-a0:0:64-n32");
|
||
}
|
||
|
||
// FIXME: Override "preferred align" for double and long long.
|
||
} else if (Name == "aapcs") {
|
||
// FIXME: Enumerated types are variable width in straight AAPCS.
|
||
} else if (Name == "aapcs-linux") {
|
||
;
|
||
} else
|
||
return false;
|
||
|
||
return true;
|
||
}
|
||
|
||
void getDefaultFeatures(const std::string &CPU,
|
||
llvm::StringMap<bool> &Features) const {
|
||
// FIXME: This should not be here.
|
||
Features["vfp2"] = false;
|
||
Features["vfp3"] = false;
|
||
Features["neon"] = false;
|
||
|
||
if (CPU == "arm1136jf-s" || CPU == "arm1176jzf-s" || CPU == "mpcore")
|
||
Features["vfp2"] = true;
|
||
else if (CPU == "cortex-a8" || CPU == "cortex-a9")
|
||
Features["neon"] = true;
|
||
}
|
||
|
||
virtual bool setFeatureEnabled(llvm::StringMap<bool> &Features,
|
||
const std::string &Name,
|
||
bool Enabled) const {
|
||
if (Name == "soft-float" || Name == "soft-float-abi") {
|
||
Features[Name] = Enabled;
|
||
} else if (Name == "vfp2" || Name == "vfp3" || Name == "neon") {
|
||
// These effectively are a single option, reset them when any is enabled.
|
||
if (Enabled)
|
||
Features["vfp2"] = Features["vfp3"] = Features["neon"] = false;
|
||
Features[Name] = Enabled;
|
||
} else
|
||
return false;
|
||
|
||
return true;
|
||
}
|
||
|
||
virtual void HandleTargetFeatures(std::vector<std::string> &Features) {
|
||
FPU = NoFPU;
|
||
SoftFloat = SoftFloatABI = false;
|
||
for (unsigned i = 0, e = Features.size(); i != e; ++i) {
|
||
if (Features[i] == "+soft-float")
|
||
SoftFloat = true;
|
||
else if (Features[i] == "+soft-float-abi")
|
||
SoftFloatABI = true;
|
||
else if (Features[i] == "+vfp2")
|
||
FPU = VFP2FPU;
|
||
else if (Features[i] == "+vfp3")
|
||
FPU = VFP3FPU;
|
||
else if (Features[i] == "+neon")
|
||
FPU = NeonFPU;
|
||
}
|
||
|
||
// Remove front-end specific options which the backend handles differently.
|
||
std::vector<std::string>::iterator it;
|
||
it = std::find(Features.begin(), Features.end(), "+soft-float");
|
||
if (it != Features.end())
|
||
Features.erase(it);
|
||
it = std::find(Features.begin(), Features.end(), "+soft-float-abi");
|
||
if (it != Features.end())
|
||
Features.erase(it);
|
||
}
|
||
|
||
static const char *getCPUDefineSuffix(llvm::StringRef Name) {
|
||
return llvm::StringSwitch<const char*>(Name)
|
||
.Cases("arm8", "arm810", "4")
|
||
.Cases("strongarm", "strongarm110", "strongarm1100", "strongarm1110", "4")
|
||
.Cases("arm7tdmi", "arm7tdmi-s", "arm710t", "arm720t", "arm9", "4T")
|
||
.Cases("arm9tdmi", "arm920", "arm920t", "arm922t", "arm940t", "4T")
|
||
.Case("ep9312", "4T")
|
||
.Cases("arm10tdmi", "arm1020t", "5T")
|
||
.Cases("arm9e", "arm946e-s", "arm966e-s", "arm968e-s", "5TE")
|
||
.Case("arm926ej-s", "5TEJ")
|
||
.Cases("arm10e", "arm1020e", "arm1022e", "5TE")
|
||
.Cases("xscale", "iwmmxt", "5TE")
|
||
.Case("arm1136j-s", "6J")
|
||
.Cases("arm1176jz-s", "arm1176jzf-s", "6ZK")
|
||
.Cases("arm1136jf-s", "mpcorenovfp", "mpcore", "6K")
|
||
.Cases("arm1156t2-s", "arm1156t2f-s", "6T2")
|
||
.Cases("cortex-a8", "cortex-a9", "7A")
|
||
.Default(0);
|
||
}
|
||
virtual bool setCPU(const std::string &Name) {
|
||
if (!getCPUDefineSuffix(Name))
|
||
return false;
|
||
|
||
CPU = Name;
|
||
return true;
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
// Target identification.
|
||
Builder.defineMacro("__arm");
|
||
Builder.defineMacro("__arm__");
|
||
|
||
// Target properties.
|
||
Builder.defineMacro("__ARMEL__");
|
||
Builder.defineMacro("__LITTLE_ENDIAN__");
|
||
Builder.defineMacro("__REGISTER_PREFIX__", "");
|
||
|
||
llvm::StringRef CPUArch = getCPUDefineSuffix(CPU);
|
||
Builder.defineMacro("__ARM_ARCH_" + CPUArch + "__");
|
||
|
||
// Subtarget options.
|
||
|
||
// FIXME: It's more complicated than this and we don't really support
|
||
// interworking.
|
||
if ('5' <= CPUArch[0] && CPUArch[0] <= '7')
|
||
Builder.defineMacro("__THUMB_INTERWORK__");
|
||
|
||
if (ABI == "aapcs" || ABI == "aapcs-linux")
|
||
Builder.defineMacro("__ARM_EABI__");
|
||
|
||
if (SoftFloat)
|
||
Builder.defineMacro("__SOFTFP__");
|
||
|
||
if (CPU == "xscale")
|
||
Builder.defineMacro("__XSCALE__");
|
||
|
||
bool IsThumb2 = IsThumb && (CPUArch == "6T2" || CPUArch.startswith("7"));
|
||
if (IsThumb) {
|
||
Builder.defineMacro("__THUMBEL__");
|
||
Builder.defineMacro("__thumb__");
|
||
if (IsThumb2)
|
||
Builder.defineMacro("__thumb2__");
|
||
}
|
||
|
||
// Note, this is always on in gcc, even though it doesn't make sense.
|
||
Builder.defineMacro("__APCS_32__");
|
||
|
||
if (FPUModeIsVFP((FPUMode) FPU))
|
||
Builder.defineMacro("__VFP_FP__");
|
||
|
||
// This only gets set when Neon instructions are actually available, unlike
|
||
// the VFP define, hence the soft float and arch check. This is subtly
|
||
// different from gcc, we follow the intent which was that it should be set
|
||
// when Neon instructions are actually available.
|
||
if (FPU == NeonFPU && !SoftFloat && IsThumb2)
|
||
Builder.defineMacro("__ARM_NEON__");
|
||
}
|
||
virtual void getTargetBuiltins(const Builtin::Info *&Records,
|
||
unsigned &NumRecords) const {
|
||
Records = BuiltinInfo;
|
||
NumRecords = clang::ARM::LastTSBuiltin-Builtin::FirstTSBuiltin;
|
||
}
|
||
virtual const char *getVAListDeclaration() const {
|
||
return "typedef char* __builtin_va_list;";
|
||
}
|
||
virtual void getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const;
|
||
virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const;
|
||
virtual bool validateAsmConstraint(const char *&Name,
|
||
TargetInfo::ConstraintInfo &Info) const {
|
||
// FIXME: Check if this is complete
|
||
switch (*Name) {
|
||
default:
|
||
case 'l': // r0-r7
|
||
case 'h': // r8-r15
|
||
case 'w': // VFP Floating point register single precision
|
||
case 'P': // VFP Floating point register double precision
|
||
Info.setAllowsRegister();
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
virtual const char *getClobbers() const {
|
||
// FIXME: Is this really right?
|
||
return "";
|
||
}
|
||
};
|
||
|
||
const char * const ARMTargetInfo::GCCRegNames[] = {
|
||
// Integer registers
|
||
"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
|
||
"r8", "r9", "r10", "r11", "r12", "sp", "lr", "pc",
|
||
|
||
// Float registers
|
||
"s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7",
|
||
"s8", "s9", "s10", "s11", "s12", "s13", "s14", "s15",
|
||
"s16", "s17", "s18", "s19", "s20", "s21", "s22", "s23",
|
||
"s24", "s25", "s26", "s27", "s28", "s29", "s30", "s31"
|
||
|
||
// FIXME: Need double and NEON registers, but we need support for aliasing
|
||
// multiple registers for that.
|
||
};
|
||
|
||
void ARMTargetInfo::getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const {
|
||
Names = GCCRegNames;
|
||
NumNames = llvm::array_lengthof(GCCRegNames);
|
||
}
|
||
|
||
const TargetInfo::GCCRegAlias ARMTargetInfo::GCCRegAliases[] = {
|
||
{ { "a1" }, "r0" },
|
||
{ { "a2" }, "r1" },
|
||
{ { "a3" }, "r2" },
|
||
{ { "a4" }, "r3" },
|
||
{ { "v1" }, "r4" },
|
||
{ { "v2" }, "r5" },
|
||
{ { "v3" }, "r6" },
|
||
{ { "v4" }, "r7" },
|
||
{ { "v5" }, "r8" },
|
||
{ { "v6", "rfp" }, "r9" },
|
||
{ { "sl" }, "r10" },
|
||
{ { "fp" }, "r11" },
|
||
{ { "ip" }, "r12" },
|
||
{ { "r13" }, "sp" },
|
||
{ { "r14" }, "lr" },
|
||
{ { "r15" }, "pc" },
|
||
};
|
||
|
||
void ARMTargetInfo::getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const {
|
||
Aliases = GCCRegAliases;
|
||
NumAliases = llvm::array_lengthof(GCCRegAliases);
|
||
}
|
||
|
||
const Builtin::Info ARMTargetInfo::BuiltinInfo[] = {
|
||
#define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS, 0, false },
|
||
#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) { #ID, TYPE, ATTRS, HEADER, false },
|
||
#include "clang/Basic/BuiltinsARM.def"
|
||
};
|
||
} // end anonymous namespace.
|
||
|
||
|
||
namespace {
|
||
class DarwinARMTargetInfo :
|
||
public DarwinTargetInfo<ARMTargetInfo> {
|
||
protected:
|
||
virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
|
||
MacroBuilder &Builder) const {
|
||
getDarwinDefines(Builder, Opts, Triple);
|
||
}
|
||
|
||
public:
|
||
DarwinARMTargetInfo(const std::string& triple)
|
||
: DarwinTargetInfo<ARMTargetInfo>(triple) {
|
||
HasAlignMac68kSupport = true;
|
||
}
|
||
};
|
||
} // end anonymous namespace.
|
||
|
||
namespace {
|
||
class SparcV8TargetInfo : public TargetInfo {
|
||
static const TargetInfo::GCCRegAlias GCCRegAliases[];
|
||
static const char * const GCCRegNames[];
|
||
public:
|
||
SparcV8TargetInfo(const std::string& triple) : TargetInfo(triple) {
|
||
// FIXME: Support Sparc quad-precision long double?
|
||
DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
|
||
"i64:64:64-f32:32:32-f64:64:64-v64:64:64-n32";
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
DefineStd(Builder, "sparc", Opts);
|
||
Builder.defineMacro("__sparcv8");
|
||
Builder.defineMacro("__REGISTER_PREFIX__", "");
|
||
}
|
||
virtual void getTargetBuiltins(const Builtin::Info *&Records,
|
||
unsigned &NumRecords) const {
|
||
// FIXME: Implement!
|
||
}
|
||
virtual const char *getVAListDeclaration() const {
|
||
return "typedef void* __builtin_va_list;";
|
||
}
|
||
virtual void getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const;
|
||
virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const;
|
||
virtual bool validateAsmConstraint(const char *&Name,
|
||
TargetInfo::ConstraintInfo &info) const {
|
||
// FIXME: Implement!
|
||
return false;
|
||
}
|
||
virtual const char *getClobbers() const {
|
||
// FIXME: Implement!
|
||
return "";
|
||
}
|
||
};
|
||
|
||
const char * const SparcV8TargetInfo::GCCRegNames[] = {
|
||
"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
|
||
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
|
||
"r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
|
||
"r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31"
|
||
};
|
||
|
||
void SparcV8TargetInfo::getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const {
|
||
Names = GCCRegNames;
|
||
NumNames = llvm::array_lengthof(GCCRegNames);
|
||
}
|
||
|
||
const TargetInfo::GCCRegAlias SparcV8TargetInfo::GCCRegAliases[] = {
|
||
{ { "g0" }, "r0" },
|
||
{ { "g1" }, "r1" },
|
||
{ { "g2" }, "r2" },
|
||
{ { "g3" }, "r3" },
|
||
{ { "g4" }, "r4" },
|
||
{ { "g5" }, "r5" },
|
||
{ { "g6" }, "r6" },
|
||
{ { "g7" }, "r7" },
|
||
{ { "o0" }, "r8" },
|
||
{ { "o1" }, "r9" },
|
||
{ { "o2" }, "r10" },
|
||
{ { "o3" }, "r11" },
|
||
{ { "o4" }, "r12" },
|
||
{ { "o5" }, "r13" },
|
||
{ { "o6", "sp" }, "r14" },
|
||
{ { "o7" }, "r15" },
|
||
{ { "l0" }, "r16" },
|
||
{ { "l1" }, "r17" },
|
||
{ { "l2" }, "r18" },
|
||
{ { "l3" }, "r19" },
|
||
{ { "l4" }, "r20" },
|
||
{ { "l5" }, "r21" },
|
||
{ { "l6" }, "r22" },
|
||
{ { "l7" }, "r23" },
|
||
{ { "i0" }, "r24" },
|
||
{ { "i1" }, "r25" },
|
||
{ { "i2" }, "r26" },
|
||
{ { "i3" }, "r27" },
|
||
{ { "i4" }, "r28" },
|
||
{ { "i5" }, "r29" },
|
||
{ { "i6", "fp" }, "r30" },
|
||
{ { "i7" }, "r31" },
|
||
};
|
||
|
||
void SparcV8TargetInfo::getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const {
|
||
Aliases = GCCRegAliases;
|
||
NumAliases = llvm::array_lengthof(GCCRegAliases);
|
||
}
|
||
} // end anonymous namespace.
|
||
|
||
namespace {
|
||
class AuroraUXSparcV8TargetInfo : public AuroraUXTargetInfo<SparcV8TargetInfo> {
|
||
public:
|
||
AuroraUXSparcV8TargetInfo(const std::string& triple) :
|
||
AuroraUXTargetInfo<SparcV8TargetInfo>(triple) {
|
||
SizeType = UnsignedInt;
|
||
PtrDiffType = SignedInt;
|
||
}
|
||
};
|
||
class SolarisSparcV8TargetInfo : public SolarisTargetInfo<SparcV8TargetInfo> {
|
||
public:
|
||
SolarisSparcV8TargetInfo(const std::string& triple) :
|
||
SolarisTargetInfo<SparcV8TargetInfo>(triple) {
|
||
SizeType = UnsignedInt;
|
||
PtrDiffType = SignedInt;
|
||
}
|
||
};
|
||
} // end anonymous namespace.
|
||
|
||
namespace {
|
||
class PIC16TargetInfo : public TargetInfo{
|
||
public:
|
||
PIC16TargetInfo(const std::string& triple) : TargetInfo(triple) {
|
||
TLSSupported = false;
|
||
IntWidth = 16;
|
||
LongWidth = LongLongWidth = 32;
|
||
PointerWidth = 16;
|
||
IntAlign = 8;
|
||
LongAlign = LongLongAlign = 8;
|
||
PointerAlign = 8;
|
||
SizeType = UnsignedInt;
|
||
IntMaxType = SignedLong;
|
||
UIntMaxType = UnsignedLong;
|
||
IntPtrType = SignedShort;
|
||
PtrDiffType = SignedInt;
|
||
SigAtomicType = SignedLong;
|
||
FloatWidth = 32;
|
||
FloatAlign = 32;
|
||
DoubleWidth = 32;
|
||
DoubleAlign = 32;
|
||
LongDoubleWidth = 32;
|
||
LongDoubleAlign = 32;
|
||
FloatFormat = &llvm::APFloat::IEEEsingle;
|
||
DoubleFormat = &llvm::APFloat::IEEEsingle;
|
||
LongDoubleFormat = &llvm::APFloat::IEEEsingle;
|
||
DescriptionString = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8-f32:32:32-n8";
|
||
|
||
}
|
||
virtual uint64_t getPointerWidthV(unsigned AddrSpace) const { return 16; }
|
||
virtual uint64_t getPointerAlignV(unsigned AddrSpace) const { return 8; }
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
Builder.defineMacro("__pic16");
|
||
Builder.defineMacro("__PIC16");
|
||
Builder.defineMacro("rom", "__attribute__((address_space(1)))");
|
||
Builder.defineMacro("ram", "__attribute__((address_space(0)))");
|
||
Builder.defineMacro("__section(SectName)",
|
||
"__attribute__((section(SectName)))");
|
||
Builder.defineMacro("near",
|
||
"__attribute__((section(\"Address=NEAR\")))");
|
||
Builder.defineMacro("__address(Addr)",
|
||
"__attribute__((section(\"Address=\"#Addr)))");
|
||
Builder.defineMacro("__config(conf)", "asm(\"CONFIG \"#conf)");
|
||
Builder.defineMacro("__idlocs(value)", "asm(\"__IDLOCS \"#value)");
|
||
Builder.defineMacro("interrupt",
|
||
"__attribute__((section(\"interrupt=0x4\"))) \
|
||
__attribute__((used))");
|
||
}
|
||
virtual void getTargetBuiltins(const Builtin::Info *&Records,
|
||
unsigned &NumRecords) const {}
|
||
virtual const char *getVAListDeclaration() const {
|
||
return "typedef char* __builtin_va_list;";
|
||
}
|
||
virtual const char *getClobbers() const {
|
||
return "";
|
||
}
|
||
virtual void getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const {}
|
||
virtual bool validateAsmConstraint(const char *&Name,
|
||
TargetInfo::ConstraintInfo &info) const {
|
||
return true;
|
||
}
|
||
virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const {}
|
||
virtual bool useGlobalsForAutomaticVariables() const {return true;}
|
||
};
|
||
}
|
||
|
||
namespace {
|
||
class MSP430TargetInfo : public TargetInfo {
|
||
static const char * const GCCRegNames[];
|
||
public:
|
||
MSP430TargetInfo(const std::string& triple) : TargetInfo(triple) {
|
||
TLSSupported = false;
|
||
IntWidth = 16; IntAlign = 16;
|
||
LongWidth = 32; LongLongWidth = 64;
|
||
LongAlign = LongLongAlign = 16;
|
||
PointerWidth = 16; PointerAlign = 16;
|
||
SizeType = UnsignedInt;
|
||
IntMaxType = SignedLong;
|
||
UIntMaxType = UnsignedLong;
|
||
IntPtrType = SignedShort;
|
||
PtrDiffType = SignedInt;
|
||
SigAtomicType = SignedLong;
|
||
DescriptionString = "e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16";
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
Builder.defineMacro("MSP430");
|
||
Builder.defineMacro("__MSP430__");
|
||
// FIXME: defines for different 'flavours' of MCU
|
||
}
|
||
virtual void getTargetBuiltins(const Builtin::Info *&Records,
|
||
unsigned &NumRecords) const {
|
||
// FIXME: Implement.
|
||
Records = 0;
|
||
NumRecords = 0;
|
||
}
|
||
virtual void getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const;
|
||
virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const {
|
||
// No aliases.
|
||
Aliases = 0;
|
||
NumAliases = 0;
|
||
}
|
||
virtual bool validateAsmConstraint(const char *&Name,
|
||
TargetInfo::ConstraintInfo &info) const {
|
||
// No target constraints for now.
|
||
return false;
|
||
}
|
||
virtual const char *getClobbers() const {
|
||
// FIXME: Is this really right?
|
||
return "";
|
||
}
|
||
virtual const char *getVAListDeclaration() const {
|
||
// FIXME: implement
|
||
return "typedef char* __builtin_va_list;";
|
||
}
|
||
};
|
||
|
||
const char * const MSP430TargetInfo::GCCRegNames[] = {
|
||
"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
|
||
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
|
||
};
|
||
|
||
void MSP430TargetInfo::getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const {
|
||
Names = GCCRegNames;
|
||
NumNames = llvm::array_lengthof(GCCRegNames);
|
||
}
|
||
}
|
||
|
||
|
||
namespace {
|
||
class SystemZTargetInfo : public TargetInfo {
|
||
static const char * const GCCRegNames[];
|
||
public:
|
||
SystemZTargetInfo(const std::string& triple) : TargetInfo(triple) {
|
||
TLSSupported = false;
|
||
IntWidth = IntAlign = 32;
|
||
LongWidth = LongLongWidth = LongAlign = LongLongAlign = 64;
|
||
PointerWidth = PointerAlign = 64;
|
||
DescriptionString = "E-p:64:64:64-i8:8:16-i16:16:16-i32:32:32-"
|
||
"i64:64:64-f32:32:32-f64:64:64-f128:128:128-a0:16:16-n32:64";
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
Builder.defineMacro("__s390__");
|
||
Builder.defineMacro("__s390x__");
|
||
}
|
||
virtual void getTargetBuiltins(const Builtin::Info *&Records,
|
||
unsigned &NumRecords) const {
|
||
// FIXME: Implement.
|
||
Records = 0;
|
||
NumRecords = 0;
|
||
}
|
||
|
||
virtual void getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const;
|
||
virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const {
|
||
// No aliases.
|
||
Aliases = 0;
|
||
NumAliases = 0;
|
||
}
|
||
virtual bool validateAsmConstraint(const char *&Name,
|
||
TargetInfo::ConstraintInfo &info) const {
|
||
// FIXME: implement
|
||
return true;
|
||
}
|
||
virtual const char *getClobbers() const {
|
||
// FIXME: Is this really right?
|
||
return "";
|
||
}
|
||
virtual const char *getVAListDeclaration() const {
|
||
// FIXME: implement
|
||
return "typedef char* __builtin_va_list;";
|
||
}
|
||
};
|
||
|
||
const char * const SystemZTargetInfo::GCCRegNames[] = {
|
||
"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
|
||
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
|
||
};
|
||
|
||
void SystemZTargetInfo::getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const {
|
||
Names = GCCRegNames;
|
||
NumNames = llvm::array_lengthof(GCCRegNames);
|
||
}
|
||
}
|
||
|
||
namespace {
|
||
class BlackfinTargetInfo : public TargetInfo {
|
||
static const char * const GCCRegNames[];
|
||
public:
|
||
BlackfinTargetInfo(const std::string& triple) : TargetInfo(triple) {
|
||
TLSSupported = false;
|
||
DoubleAlign = 32;
|
||
LongLongAlign = 32;
|
||
LongDoubleAlign = 32;
|
||
DescriptionString = "e-p:32:32-i64:32-f64:32-n32";
|
||
}
|
||
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
DefineStd(Builder, "bfin", Opts);
|
||
DefineStd(Builder, "BFIN", Opts);
|
||
Builder.defineMacro("__ADSPBLACKFIN__");
|
||
// FIXME: This one is really dependent on -mcpu
|
||
Builder.defineMacro("__ADSPLPBLACKFIN__");
|
||
// FIXME: Add cpu-dependent defines and __SILICON_REVISION__
|
||
}
|
||
|
||
virtual void getTargetBuiltins(const Builtin::Info *&Records,
|
||
unsigned &NumRecords) const {
|
||
// FIXME: Implement.
|
||
Records = 0;
|
||
NumRecords = 0;
|
||
}
|
||
|
||
virtual void getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const;
|
||
|
||
virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const {
|
||
// No aliases.
|
||
Aliases = 0;
|
||
NumAliases = 0;
|
||
}
|
||
|
||
virtual bool validateAsmConstraint(const char *&Name,
|
||
TargetInfo::ConstraintInfo &Info) const {
|
||
if (strchr("adzDWeABbvfcCtukxywZY", Name[0])) {
|
||
Info.setAllowsRegister();
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
virtual const char *getClobbers() const {
|
||
return "";
|
||
}
|
||
|
||
virtual const char *getVAListDeclaration() const {
|
||
return "typedef char* __builtin_va_list;";
|
||
}
|
||
};
|
||
|
||
const char * const BlackfinTargetInfo::GCCRegNames[] = {
|
||
"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
|
||
"p0", "p1", "p2", "p3", "p4", "p5", "sp", "fp",
|
||
"i0", "i1", "i2", "i3", "b0", "b1", "b2", "b3",
|
||
"l0", "l1", "l2", "l3", "m0", "m1", "m2", "m3",
|
||
"a0", "a1", "cc",
|
||
"rets", "reti", "retx", "retn", "rete", "astat", "seqstat", "usp",
|
||
"argp", "lt0", "lt1", "lc0", "lc1", "lb0", "lb1"
|
||
};
|
||
|
||
void BlackfinTargetInfo::getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const {
|
||
Names = GCCRegNames;
|
||
NumNames = llvm::array_lengthof(GCCRegNames);
|
||
}
|
||
}
|
||
|
||
namespace {
|
||
|
||
// LLVM and Clang cannot be used directly to output native binaries for
|
||
// target, but is used to compile C code to llvm bitcode with correct
|
||
// type and alignment information.
|
||
//
|
||
// TCE uses the llvm bitcode as input and uses it for generating customized
|
||
// target processor and program binary. TCE co-design environment is
|
||
// publicly available in http://tce.cs.tut.fi
|
||
|
||
class TCETargetInfo : public TargetInfo{
|
||
public:
|
||
TCETargetInfo(const std::string& triple) : TargetInfo(triple) {
|
||
TLSSupported = false;
|
||
IntWidth = 32;
|
||
LongWidth = LongLongWidth = 32;
|
||
PointerWidth = 32;
|
||
IntAlign = 32;
|
||
LongAlign = LongLongAlign = 32;
|
||
PointerAlign = 32;
|
||
SizeType = UnsignedInt;
|
||
IntMaxType = SignedLong;
|
||
UIntMaxType = UnsignedLong;
|
||
IntPtrType = SignedInt;
|
||
PtrDiffType = SignedInt;
|
||
FloatWidth = 32;
|
||
FloatAlign = 32;
|
||
DoubleWidth = 32;
|
||
DoubleAlign = 32;
|
||
LongDoubleWidth = 32;
|
||
LongDoubleAlign = 32;
|
||
FloatFormat = &llvm::APFloat::IEEEsingle;
|
||
DoubleFormat = &llvm::APFloat::IEEEsingle;
|
||
LongDoubleFormat = &llvm::APFloat::IEEEsingle;
|
||
DescriptionString = "E-p:32:32:32-i1:8:8-i8:8:32-"
|
||
"i16:16:32-i32:32:32-i64:32:32-"
|
||
"f32:32:32-f64:64:64-v64:64:64-"
|
||
"v128:128:128-a0:0:64-n32";
|
||
}
|
||
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
DefineStd(Builder, "tce", Opts);
|
||
Builder.defineMacro("__TCE__");
|
||
Builder.defineMacro("__TCE_V1__");
|
||
}
|
||
virtual void getTargetBuiltins(const Builtin::Info *&Records,
|
||
unsigned &NumRecords) const {}
|
||
virtual const char *getClobbers() const {
|
||
return "";
|
||
}
|
||
virtual const char *getVAListDeclaration() const {
|
||
return "typedef void* __builtin_va_list;";
|
||
}
|
||
virtual void getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const {}
|
||
virtual bool validateAsmConstraint(const char *&Name,
|
||
TargetInfo::ConstraintInfo &info) const {
|
||
return true;
|
||
}
|
||
virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const {}
|
||
};
|
||
}
|
||
|
||
namespace {
|
||
class MipsTargetInfo : public TargetInfo {
|
||
std::string ABI, CPU;
|
||
static const TargetInfo::GCCRegAlias GCCRegAliases[];
|
||
static const char * const GCCRegNames[];
|
||
public:
|
||
MipsTargetInfo(const std::string& triple) : TargetInfo(triple), ABI("o32") {
|
||
DescriptionString = "E-p:32:32:32-i1:8:8-i8:8:32-i16:16:32-i32:32:32-"
|
||
"i64:32:64-f32:32:32-f64:64:64-v64:64:64-n32";
|
||
}
|
||
virtual const char *getABI() const { return ABI.c_str(); }
|
||
virtual bool setABI(const std::string &Name) {
|
||
|
||
if ((Name == "o32") || (Name == "eabi")) {
|
||
ABI = Name;
|
||
return true;
|
||
} else
|
||
return false;
|
||
}
|
||
virtual bool setCPU(const std::string &Name) {
|
||
CPU = Name;
|
||
return true;
|
||
}
|
||
void getDefaultFeatures(const std::string &CPU,
|
||
llvm::StringMap<bool> &Features) const {
|
||
Features[ABI] = true;
|
||
Features[CPU] = true;
|
||
}
|
||
virtual void getArchDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
if (ABI == "o32")
|
||
Builder.defineMacro("__mips_o32");
|
||
else if (ABI == "eabi")
|
||
Builder.defineMacro("__mips_eabi");
|
||
}
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
DefineStd(Builder, "mips", Opts);
|
||
Builder.defineMacro("_mips");
|
||
DefineStd(Builder, "MIPSEB", Opts);
|
||
Builder.defineMacro("_MIPSEB");
|
||
Builder.defineMacro("__REGISTER_PREFIX__", "");
|
||
getArchDefines(Opts, Builder);
|
||
}
|
||
virtual void getTargetBuiltins(const Builtin::Info *&Records,
|
||
unsigned &NumRecords) const {
|
||
// FIXME: Implement!
|
||
}
|
||
virtual const char *getVAListDeclaration() const {
|
||
return "typedef void* __builtin_va_list;";
|
||
}
|
||
virtual void getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const;
|
||
virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const;
|
||
virtual bool validateAsmConstraint(const char *&Name,
|
||
TargetInfo::ConstraintInfo &Info) const {
|
||
switch (*Name) {
|
||
default:
|
||
case 'r': // CPU registers.
|
||
case 'd': // Equivalent to "r" unless generating MIPS16 code.
|
||
case 'y': // Equivalent to "r", backwards compatibility only.
|
||
case 'f': // floating-point registers.
|
||
Info.setAllowsRegister();
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
virtual const char *getClobbers() const {
|
||
// FIXME: Implement!
|
||
return "";
|
||
}
|
||
};
|
||
|
||
const char * const MipsTargetInfo::GCCRegNames[] = {
|
||
"$0", "$1", "$2", "$3", "$4", "$5", "$6", "$7",
|
||
"$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15",
|
||
"$16", "$17", "$18", "$19", "$20", "$21", "$22", "$23",
|
||
"$24", "$25", "$26", "$27", "$28", "$sp", "$fp", "$31",
|
||
"$f0", "$f1", "$f2", "$f3", "$f4", "$f5", "$f6", "$f7",
|
||
"$f8", "$f9", "$f10", "$f11", "$f12", "$f13", "$f14", "$f15",
|
||
"$f16", "$f17", "$f18", "$f19", "$f20", "$f21", "$f22", "$f23",
|
||
"$f24", "$f25", "$f26", "$f27", "$f28", "$f29", "$f30", "$f31",
|
||
"hi", "lo", "", "$fcc0","$fcc1","$fcc2","$fcc3","$fcc4",
|
||
"$fcc5","$fcc6","$fcc7"
|
||
};
|
||
|
||
void MipsTargetInfo::getGCCRegNames(const char * const *&Names,
|
||
unsigned &NumNames) const {
|
||
Names = GCCRegNames;
|
||
NumNames = llvm::array_lengthof(GCCRegNames);
|
||
}
|
||
|
||
const TargetInfo::GCCRegAlias MipsTargetInfo::GCCRegAliases[] = {
|
||
{ { "at" }, "$1" },
|
||
{ { "v0" }, "$2" },
|
||
{ { "v1" }, "$3" },
|
||
{ { "a0" }, "$4" },
|
||
{ { "a1" }, "$5" },
|
||
{ { "a2" }, "$6" },
|
||
{ { "a3" }, "$7" },
|
||
{ { "t0" }, "$8" },
|
||
{ { "t1" }, "$9" },
|
||
{ { "t2" }, "$10" },
|
||
{ { "t3" }, "$11" },
|
||
{ { "t4" }, "$12" },
|
||
{ { "t5" }, "$13" },
|
||
{ { "t6" }, "$14" },
|
||
{ { "t7" }, "$15" },
|
||
{ { "s0" }, "$16" },
|
||
{ { "s1" }, "$17" },
|
||
{ { "s2" }, "$18" },
|
||
{ { "s3" }, "$19" },
|
||
{ { "s4" }, "$20" },
|
||
{ { "s5" }, "$21" },
|
||
{ { "s6" }, "$22" },
|
||
{ { "s7" }, "$23" },
|
||
{ { "t8" }, "$24" },
|
||
{ { "t9" }, "$25" },
|
||
{ { "k0" }, "$26" },
|
||
{ { "k1" }, "$27" },
|
||
{ { "gp" }, "$28" },
|
||
{ { "sp" }, "$29" },
|
||
{ { "fp" }, "$30" },
|
||
{ { "ra" }, "$31" }
|
||
};
|
||
|
||
void MipsTargetInfo::getGCCRegAliases(const GCCRegAlias *&Aliases,
|
||
unsigned &NumAliases) const {
|
||
Aliases = GCCRegAliases;
|
||
NumAliases = llvm::array_lengthof(GCCRegAliases);
|
||
}
|
||
} // end anonymous namespace.
|
||
|
||
namespace {
|
||
class MipselTargetInfo : public MipsTargetInfo {
|
||
public:
|
||
MipselTargetInfo(const std::string& triple) : MipsTargetInfo(triple) {
|
||
DescriptionString = "e-p:32:32:32-i1:8:8-i8:8:32-i16:16:32-i32:32:32-"
|
||
"i64:32:64-f32:32:32-f64:64:64-v64:64:64-n32";
|
||
}
|
||
|
||
virtual void getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const;
|
||
};
|
||
|
||
void MipselTargetInfo::getTargetDefines(const LangOptions &Opts,
|
||
MacroBuilder &Builder) const {
|
||
DefineStd(Builder, "mips", Opts);
|
||
Builder.defineMacro("_mips");
|
||
DefineStd(Builder, "MIPSEL", Opts);
|
||
Builder.defineMacro("_MIPSEL");
|
||
Builder.defineMacro("__REGISTER_PREFIX__", "");
|
||
getArchDefines(Opts, Builder);
|
||
}
|
||
} // end anonymous namespace.
|
||
|
||
//===----------------------------------------------------------------------===//
|
||
// Driver code
|
||
//===----------------------------------------------------------------------===//
|
||
|
||
static TargetInfo *AllocateTarget(const std::string &T) {
|
||
llvm::Triple Triple(T);
|
||
llvm::Triple::OSType os = Triple.getOS();
|
||
|
||
switch (Triple.getArch()) {
|
||
default:
|
||
return NULL;
|
||
|
||
case llvm::Triple::arm:
|
||
case llvm::Triple::thumb:
|
||
switch (os) {
|
||
case llvm::Triple::Linux:
|
||
return new LinuxTargetInfo<ARMTargetInfo>(T);
|
||
case llvm::Triple::Darwin:
|
||
return new DarwinARMTargetInfo(T);
|
||
case llvm::Triple::FreeBSD:
|
||
return new FreeBSDTargetInfo<ARMTargetInfo>(T);
|
||
default:
|
||
return new ARMTargetInfo(T);
|
||
}
|
||
|
||
case llvm::Triple::bfin:
|
||
return new BlackfinTargetInfo(T);
|
||
|
||
case llvm::Triple::msp430:
|
||
return new MSP430TargetInfo(T);
|
||
|
||
case llvm::Triple::mips:
|
||
if (os == llvm::Triple::Psp)
|
||
return new PSPTargetInfo<MipsTargetInfo>(T);
|
||
if (os == llvm::Triple::Linux)
|
||
return new LinuxTargetInfo<MipsTargetInfo>(T);
|
||
return new MipsTargetInfo(T);
|
||
|
||
case llvm::Triple::mipsel:
|
||
if (os == llvm::Triple::Psp)
|
||
return new PSPTargetInfo<MipselTargetInfo>(T);
|
||
if (os == llvm::Triple::Linux)
|
||
return new LinuxTargetInfo<MipselTargetInfo>(T);
|
||
return new MipselTargetInfo(T);
|
||
|
||
case llvm::Triple::pic16:
|
||
return new PIC16TargetInfo(T);
|
||
|
||
case llvm::Triple::ppc:
|
||
if (os == llvm::Triple::Darwin)
|
||
return new DarwinPPCTargetInfo(T);
|
||
else if (os == llvm::Triple::FreeBSD)
|
||
return new FreeBSDTargetInfo<PPC32TargetInfo>(T);
|
||
return new PPC32TargetInfo(T);
|
||
|
||
case llvm::Triple::ppc64:
|
||
if (os == llvm::Triple::Darwin)
|
||
return new DarwinPPC64TargetInfo(T);
|
||
else if (os == llvm::Triple::Lv2)
|
||
return new PS3PPUTargetInfo<PPC64TargetInfo>(T);
|
||
else if (os == llvm::Triple::FreeBSD)
|
||
return new FreeBSDTargetInfo<PPC64TargetInfo>(T);
|
||
return new PPC64TargetInfo(T);
|
||
|
||
case llvm::Triple::mblaze:
|
||
return new MBlazeTargetInfo(T);
|
||
|
||
case llvm::Triple::sparc:
|
||
if (os == llvm::Triple::AuroraUX)
|
||
return new AuroraUXSparcV8TargetInfo(T);
|
||
if (os == llvm::Triple::Solaris)
|
||
return new SolarisSparcV8TargetInfo(T);
|
||
return new SparcV8TargetInfo(T);
|
||
|
||
// FIXME: Need a real SPU target.
|
||
case llvm::Triple::cellspu:
|
||
return new PS3SPUTargetInfo<PPC64TargetInfo>(T);
|
||
|
||
case llvm::Triple::systemz:
|
||
return new SystemZTargetInfo(T);
|
||
|
||
case llvm::Triple::tce:
|
||
return new TCETargetInfo(T);
|
||
|
||
case llvm::Triple::x86:
|
||
switch (os) {
|
||
case llvm::Triple::AuroraUX:
|
||
return new AuroraUXTargetInfo<X86_32TargetInfo>(T);
|
||
case llvm::Triple::Darwin:
|
||
return new DarwinI386TargetInfo(T);
|
||
case llvm::Triple::Linux:
|
||
return new LinuxTargetInfo<X86_32TargetInfo>(T);
|
||
case llvm::Triple::DragonFly:
|
||
return new DragonFlyBSDTargetInfo<X86_32TargetInfo>(T);
|
||
case llvm::Triple::NetBSD:
|
||
return new NetBSDTargetInfo<X86_32TargetInfo>(T);
|
||
case llvm::Triple::OpenBSD:
|
||
return new OpenBSDI386TargetInfo(T);
|
||
case llvm::Triple::FreeBSD:
|
||
return new FreeBSDTargetInfo<X86_32TargetInfo>(T);
|
||
case llvm::Triple::Minix:
|
||
return new MinixTargetInfo<X86_32TargetInfo>(T);
|
||
case llvm::Triple::Solaris:
|
||
return new SolarisTargetInfo<X86_32TargetInfo>(T);
|
||
case llvm::Triple::Cygwin:
|
||
return new CygwinX86_32TargetInfo(T);
|
||
case llvm::Triple::MinGW32:
|
||
return new MinGWX86_32TargetInfo(T);
|
||
case llvm::Triple::Win32:
|
||
return new VisualStudioWindowsX86_32TargetInfo(T);
|
||
case llvm::Triple::Haiku:
|
||
return new HaikuX86_32TargetInfo(T);
|
||
default:
|
||
return new X86_32TargetInfo(T);
|
||
}
|
||
|
||
case llvm::Triple::x86_64:
|
||
switch (os) {
|
||
case llvm::Triple::AuroraUX:
|
||
return new AuroraUXTargetInfo<X86_64TargetInfo>(T);
|
||
case llvm::Triple::Darwin:
|
||
return new DarwinX86_64TargetInfo(T);
|
||
case llvm::Triple::Linux:
|
||
return new LinuxTargetInfo<X86_64TargetInfo>(T);
|
||
case llvm::Triple::DragonFly:
|
||
return new DragonFlyBSDTargetInfo<X86_64TargetInfo>(T);
|
||
case llvm::Triple::NetBSD:
|
||
return new NetBSDTargetInfo<X86_64TargetInfo>(T);
|
||
case llvm::Triple::OpenBSD:
|
||
return new OpenBSDX86_64TargetInfo(T);
|
||
case llvm::Triple::FreeBSD:
|
||
return new FreeBSDTargetInfo<X86_64TargetInfo>(T);
|
||
case llvm::Triple::Solaris:
|
||
return new SolarisTargetInfo<X86_64TargetInfo>(T);
|
||
case llvm::Triple::MinGW64:
|
||
return new MinGWX86_64TargetInfo(T);
|
||
case llvm::Triple::Win32: // This is what Triple.h supports now.
|
||
return new VisualStudioWindowsX86_64TargetInfo(T);
|
||
default:
|
||
return new X86_64TargetInfo(T);
|
||
}
|
||
}
|
||
}
|
||
|
||
/// CreateTargetInfo - Return the target info object for the specified target
|
||
/// triple.
|
||
TargetInfo *TargetInfo::CreateTargetInfo(Diagnostic &Diags,
|
||
TargetOptions &Opts) {
|
||
llvm::Triple Triple(Opts.Triple);
|
||
|
||
// Construct the target
|
||
llvm::OwningPtr<TargetInfo> Target(AllocateTarget(Triple.str()));
|
||
if (!Target) {
|
||
Diags.Report(diag::err_target_unknown_triple) << Triple.str();
|
||
return 0;
|
||
}
|
||
|
||
// Set the target CPU if specified.
|
||
if (!Opts.CPU.empty() && !Target->setCPU(Opts.CPU)) {
|
||
Diags.Report(diag::err_target_unknown_cpu) << Opts.CPU;
|
||
return 0;
|
||
}
|
||
|
||
// Set the target ABI if specified.
|
||
if (!Opts.ABI.empty() && !Target->setABI(Opts.ABI)) {
|
||
Diags.Report(diag::err_target_unknown_abi) << Opts.ABI;
|
||
return 0;
|
||
}
|
||
|
||
// Set the target C++ ABI.
|
||
if (!Target->setCXXABI(Opts.CXXABI)) {
|
||
Diags.Report(diag::err_target_unknown_cxxabi) << Opts.CXXABI;
|
||
return 0;
|
||
}
|
||
|
||
// Compute the default target features, we need the target to handle this
|
||
// because features may have dependencies on one another.
|
||
llvm::StringMap<bool> Features;
|
||
Target->getDefaultFeatures(Opts.CPU, Features);
|
||
|
||
// Apply the user specified deltas.
|
||
for (std::vector<std::string>::const_iterator it = Opts.Features.begin(),
|
||
ie = Opts.Features.end(); it != ie; ++it) {
|
||
const char *Name = it->c_str();
|
||
|
||
// Apply the feature via the target.
|
||
if ((Name[0] != '-' && Name[0] != '+') ||
|
||
!Target->setFeatureEnabled(Features, Name + 1, (Name[0] == '+'))) {
|
||
Diags.Report(diag::err_target_invalid_feature) << Name;
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
// Add the features to the compile options.
|
||
//
|
||
// FIXME: If we are completely confident that we have the right set, we only
|
||
// need to pass the minuses.
|
||
Opts.Features.clear();
|
||
for (llvm::StringMap<bool>::const_iterator it = Features.begin(),
|
||
ie = Features.end(); it != ie; ++it)
|
||
Opts.Features.push_back(std::string(it->second ? "+" : "-") + it->first());
|
||
Target->HandleTargetFeatures(Opts.Features);
|
||
|
||
return Target.take();
|
||
}
|