1 //===--- Lanai.cpp - Implement Lanai target feature support ---------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file implements Lanai TargetInfo objects.
11 //
12 //===----------------------------------------------------------------------===//
13
14 #include "Lanai.h"
15 #include "clang/Basic/MacroBuilder.h"
16 #include "llvm/ADT/StringSwitch.h"
17
18 using namespace clang;
19 using namespace clang::targets;
20
21 const char *const LanaiTargetInfo::GCCRegNames[] = {
22 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10",
23 "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20", "r21",
24 "r22", "r23", "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31"
25 };
26
getGCCRegNames() const27 ArrayRef<const char *> LanaiTargetInfo::getGCCRegNames() const {
28 return llvm::makeArrayRef(GCCRegNames);
29 }
30
31 const TargetInfo::GCCRegAlias LanaiTargetInfo::GCCRegAliases[] = {
32 {{"pc"}, "r2"}, {{"sp"}, "r4"}, {{"fp"}, "r5"}, {{"rv"}, "r8"},
33 {{"rr1"}, "r10"}, {{"rr2"}, "r11"}, {{"rca"}, "r15"},
34 };
35
getGCCRegAliases() const36 ArrayRef<TargetInfo::GCCRegAlias> LanaiTargetInfo::getGCCRegAliases() const {
37 return llvm::makeArrayRef(GCCRegAliases);
38 }
39
isValidCPUName(StringRef Name) const40 bool LanaiTargetInfo::isValidCPUName(StringRef Name) const {
41 return llvm::StringSwitch<bool>(Name).Case("v11", true).Default(false);
42 }
fillValidCPUList(SmallVectorImpl<StringRef> & Values) const43 void LanaiTargetInfo::fillValidCPUList(
44 SmallVectorImpl<StringRef> &Values) const {
45 Values.emplace_back("v11");
46 }
47
setCPU(const std::string & Name)48 bool LanaiTargetInfo::setCPU(const std::string &Name) {
49 CPU = llvm::StringSwitch<CPUKind>(Name).Case("v11", CK_V11).Default(CK_NONE);
50
51 return CPU != CK_NONE;
52 }
53
hasFeature(StringRef Feature) const54 bool LanaiTargetInfo::hasFeature(StringRef Feature) const {
55 return llvm::StringSwitch<bool>(Feature).Case("lanai", true).Default(false);
56 }
57
getTargetDefines(const LangOptions & Opts,MacroBuilder & Builder) const58 void LanaiTargetInfo::getTargetDefines(const LangOptions &Opts,
59 MacroBuilder &Builder) const {
60 // Define __lanai__ when building for target lanai.
61 Builder.defineMacro("__lanai__");
62
63 // Set define for the CPU specified.
64 switch (CPU) {
65 case CK_V11:
66 Builder.defineMacro("__LANAI_V11__");
67 break;
68 case CK_NONE:
69 llvm_unreachable("Unhandled target CPU");
70 }
71 }
72