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//===--- Hexagon.cpp - Implement Hexagon target feature support -----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements Hexagon TargetInfo objects.
//
//===----------------------------------------------------------------------===//
#include "Hexagon.h"
#include "Targets.h"
#include "clang/Basic/MacroBuilder.h"
#include "clang/Basic/TargetBuiltins.h"
#include "llvm/ADT/StringSwitch.h"
using namespace clang;
using namespace clang::targets;
void HexagonTargetInfo::getTargetDefines(const LangOptions &Opts,
MacroBuilder &Builder) const {
Builder.defineMacro("__qdsp6__", "1");
Builder.defineMacro("__hexagon__", "1");
if (CPU == "hexagonv4") {
Builder.defineMacro("__HEXAGON_V4__");
Builder.defineMacro("__HEXAGON_ARCH__", "4");
if (Opts.HexagonQdsp6Compat) {
Builder.defineMacro("__QDSP6_V4__");
Builder.defineMacro("__QDSP6_ARCH__", "4");
}
} else if (CPU == "hexagonv5") {
Builder.defineMacro("__HEXAGON_V5__");
Builder.defineMacro("__HEXAGON_ARCH__", "5");
if (Opts.HexagonQdsp6Compat) {
Builder.defineMacro("__QDSP6_V5__");
Builder.defineMacro("__QDSP6_ARCH__", "5");
}
} else if (CPU == "hexagonv55") {
Builder.defineMacro("__HEXAGON_V55__");
Builder.defineMacro("__HEXAGON_ARCH__", "55");
Builder.defineMacro("__QDSP6_V55__");
Builder.defineMacro("__QDSP6_ARCH__", "55");
} else if (CPU == "hexagonv60") {
Builder.defineMacro("__HEXAGON_V60__");
Builder.defineMacro("__HEXAGON_ARCH__", "60");
Builder.defineMacro("__QDSP6_V60__");
Builder.defineMacro("__QDSP6_ARCH__", "60");
} else if (CPU == "hexagonv62") {
Builder.defineMacro("__HEXAGON_V62__");
Builder.defineMacro("__HEXAGON_ARCH__", "62");
} else if (CPU == "hexagonv65") {
Builder.defineMacro("__HEXAGON_V65__");
Builder.defineMacro("__HEXAGON_ARCH__", "65");
}
if (hasFeature("hvx-length64b")) {
Builder.defineMacro("__HVX__");
Builder.defineMacro("__HVX_ARCH__", HVXVersion);
Builder.defineMacro("__HVX_LENGTH__", "64");
}
if (hasFeature("hvx-length128b")) {
Builder.defineMacro("__HVX__");
Builder.defineMacro("__HVX_ARCH__", HVXVersion);
Builder.defineMacro("__HVX_LENGTH__", "128");
// FIXME: This macro is deprecated.
Builder.defineMacro("__HVXDBL__");
}
}
bool HexagonTargetInfo::initFeatureMap(
llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, StringRef CPU,
const std::vector<std::string> &FeaturesVec) const {
Features["hvx-double"] = false;
Features["long-calls"] = false;
return TargetInfo::initFeatureMap(Features, Diags, CPU, FeaturesVec);
}
bool HexagonTargetInfo::handleTargetFeatures(std::vector<std::string> &Features,
DiagnosticsEngine &Diags) {
for (auto &F : Features) {
if (F == "+hvx-length64b")
HasHVX = HasHVX64B = true;
else if (F == "+hvx-length128b")
HasHVX = HasHVX128B = true;
else if (F.find("+hvxv") != std::string::npos) {
HasHVX = true;
HVXVersion = F.substr(std::string("+hvxv").length());
} else if (F == "-hvx")
HasHVX = HasHVX64B = HasHVX128B = false;
else if (F == "+long-calls")
UseLongCalls = true;
else if (F == "-long-calls")
UseLongCalls = false;
}
return true;
}
const char *const HexagonTargetInfo::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", "p0", "p1", "p2", "p3",
"sa0", "lc0", "sa1", "lc1", "m0", "m1", "usr", "ugp"
};
ArrayRef<const char *> HexagonTargetInfo::getGCCRegNames() const {
return llvm::makeArrayRef(GCCRegNames);
}
const TargetInfo::GCCRegAlias HexagonTargetInfo::GCCRegAliases[] = {
{{"sp"}, "r29"},
{{"fp"}, "r30"},
{{"lr"}, "r31"},
};
ArrayRef<TargetInfo::GCCRegAlias> HexagonTargetInfo::getGCCRegAliases() const {
return llvm::makeArrayRef(GCCRegAliases);
}
const Builtin::Info HexagonTargetInfo::BuiltinInfo[] = {
#define BUILTIN(ID, TYPE, ATTRS) \
{#ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr},
#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) \
{#ID, TYPE, ATTRS, HEADER, ALL_LANGUAGES, nullptr},
#include "clang/Basic/BuiltinsHexagon.def"
};
bool HexagonTargetInfo::hasFeature(StringRef Feature) const {
return llvm::StringSwitch<bool>(Feature)
.Case("hexagon", true)
.Case("hvx", HasHVX)
.Case("hvx-length64b", HasHVX64B)
.Case("hvx-length128b", HasHVX128B)
.Case("long-calls", UseLongCalls)
.Default(false);
}
const char *HexagonTargetInfo::getHexagonCPUSuffix(StringRef Name) {
return llvm::StringSwitch<const char *>(Name)
.Case("hexagonv4", "4")
.Case("hexagonv5", "5")
.Case("hexagonv55", "55")
.Case("hexagonv60", "60")
.Case("hexagonv62", "62")
.Case("hexagonv65", "65")
.Default(nullptr);
}
ArrayRef<Builtin::Info> HexagonTargetInfo::getTargetBuiltins() const {
return llvm::makeArrayRef(BuiltinInfo, clang::Hexagon::LastTSBuiltin -
Builtin::FirstTSBuiltin);
}
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