1//===--- Lanai.cpp - Implement Lanai target feature support ---------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file implements Lanai TargetInfo objects.
10//
11//===----------------------------------------------------------------------===//
12
13#include "Lanai.h"
14#include "clang/Basic/MacroBuilder.h"
15#include "llvm/ADT/StringSwitch.h"
16
17using namespace clang;
18using namespace clang::targets;
19
20const char *const LanaiTargetInfo::GCCRegNames[] = {
21 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10",
22 "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20", "r21",
23 "r22", "r23", "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31"
24};
25
26ArrayRef<const char *> LanaiTargetInfo::getGCCRegNames() const {
27 return llvm::ArrayRef(GCCRegNames);
28}
29
30const TargetInfo::GCCRegAlias LanaiTargetInfo::GCCRegAliases[] = {
31 {.Aliases: {"pc"}, .Register: "r2"}, {.Aliases: {"sp"}, .Register: "r4"}, {.Aliases: {"fp"}, .Register: "r5"}, {.Aliases: {"rv"}, .Register: "r8"},
32 {.Aliases: {"rr1"}, .Register: "r10"}, {.Aliases: {"rr2"}, .Register: "r11"}, {.Aliases: {"rca"}, .Register: "r15"},
33};
34
35ArrayRef<TargetInfo::GCCRegAlias> LanaiTargetInfo::getGCCRegAliases() const {
36 return llvm::ArrayRef(GCCRegAliases);
37}
38
39bool LanaiTargetInfo::isValidCPUName(StringRef Name) const {
40 return llvm::StringSwitch<bool>(Name).Case(S: "v11", Value: true).Default(Value: false);
41}
42void LanaiTargetInfo::fillValidCPUList(
43 SmallVectorImpl<StringRef> &Values) const {
44 Values.emplace_back(Args: "v11");
45}
46
47bool LanaiTargetInfo::setCPU(const std::string &Name) {
48 CPU = llvm::StringSwitch<CPUKind>(Name).Case(S: "v11", Value: CK_V11).Default(Value: CK_NONE);
49
50 return CPU != CK_NONE;
51}
52
53bool LanaiTargetInfo::hasFeature(StringRef Feature) const {
54 return llvm::StringSwitch<bool>(Feature).Case(S: "lanai", Value: true).Default(Value: false);
55}
56
57void LanaiTargetInfo::getTargetDefines(const LangOptions &Opts,
58 MacroBuilder &Builder) const {
59 // Define __lanai__ when building for target lanai.
60 Builder.defineMacro(Name: "__lanai__");
61
62 // Set define for the CPU specified.
63 switch (CPU) {
64 case CK_V11:
65 Builder.defineMacro(Name: "__LANAI_V11__");
66 break;
67 case CK_NONE:
68 llvm_unreachable("Unhandled target CPU");
69 }
70}
71

source code of clang/lib/Basic/Targets/Lanai.cpp