forked from OSchip/llvm-project
153 lines
5.4 KiB
C++
153 lines
5.4 KiB
C++
//===--- Sparc.cpp - Implement Sparc target feature support ---------------===//
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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 Sparc TargetInfo objects.
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//
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//===----------------------------------------------------------------------===//
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#include "Sparc.h"
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#include "Targets.h"
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#include "clang/Basic/MacroBuilder.h"
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#include "llvm/ADT/StringSwitch.h"
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using namespace clang;
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using namespace clang::targets;
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const char *const SparcTargetInfo::GCCRegNames[] = {
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"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10",
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"r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20", "r21",
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"r22", "r23", "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31"
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};
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ArrayRef<const char *> SparcTargetInfo::getGCCRegNames() const {
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return llvm::makeArrayRef(GCCRegNames);
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}
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const TargetInfo::GCCRegAlias SparcTargetInfo::GCCRegAliases[] = {
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{{"g0"}, "r0"}, {{"g1"}, "r1"}, {{"g2"}, "r2"}, {{"g3"}, "r3"},
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{{"g4"}, "r4"}, {{"g5"}, "r5"}, {{"g6"}, "r6"}, {{"g7"}, "r7"},
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{{"o0"}, "r8"}, {{"o1"}, "r9"}, {{"o2"}, "r10"}, {{"o3"}, "r11"},
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{{"o4"}, "r12"}, {{"o5"}, "r13"}, {{"o6", "sp"}, "r14"}, {{"o7"}, "r15"},
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{{"l0"}, "r16"}, {{"l1"}, "r17"}, {{"l2"}, "r18"}, {{"l3"}, "r19"},
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{{"l4"}, "r20"}, {{"l5"}, "r21"}, {{"l6"}, "r22"}, {{"l7"}, "r23"},
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{{"i0"}, "r24"}, {{"i1"}, "r25"}, {{"i2"}, "r26"}, {{"i3"}, "r27"},
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{{"i4"}, "r28"}, {{"i5"}, "r29"}, {{"i6", "fp"}, "r30"}, {{"i7"}, "r31"},
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};
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ArrayRef<TargetInfo::GCCRegAlias> SparcTargetInfo::getGCCRegAliases() const {
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return llvm::makeArrayRef(GCCRegAliases);
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}
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bool SparcTargetInfo::hasFeature(StringRef Feature) const {
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return llvm::StringSwitch<bool>(Feature)
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.Case("softfloat", SoftFloat)
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.Case("sparc", true)
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.Default(false);
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}
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SparcTargetInfo::CPUKind SparcTargetInfo::getCPUKind(StringRef Name) const {
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return llvm::StringSwitch<CPUKind>(Name)
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.Case("v8", CK_V8)
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.Case("supersparc", CK_SUPERSPARC)
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.Case("sparclite", CK_SPARCLITE)
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.Case("f934", CK_F934)
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.Case("hypersparc", CK_HYPERSPARC)
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.Case("sparclite86x", CK_SPARCLITE86X)
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.Case("sparclet", CK_SPARCLET)
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.Case("tsc701", CK_TSC701)
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.Case("v9", CK_V9)
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.Case("ultrasparc", CK_ULTRASPARC)
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.Case("ultrasparc3", CK_ULTRASPARC3)
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.Case("niagara", CK_NIAGARA)
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.Case("niagara2", CK_NIAGARA2)
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.Case("niagara3", CK_NIAGARA3)
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.Case("niagara4", CK_NIAGARA4)
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.Case("ma2100", CK_MYRIAD2100)
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.Case("ma2150", CK_MYRIAD2150)
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.Case("ma2450", CK_MYRIAD2450)
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// FIXME: the myriad2[.n] spellings are obsolete,
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// but a grace period is needed to allow updating dependent builds.
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.Case("myriad2", CK_MYRIAD2100)
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.Case("myriad2.1", CK_MYRIAD2100)
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.Case("myriad2.2", CK_MYRIAD2150)
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.Case("leon2", CK_LEON2)
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.Case("at697e", CK_LEON2_AT697E)
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.Case("at697f", CK_LEON2_AT697F)
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.Case("leon3", CK_LEON3)
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.Case("ut699", CK_LEON3_UT699)
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.Case("gr712rc", CK_LEON3_GR712RC)
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.Case("leon4", CK_LEON4)
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.Case("gr740", CK_LEON4_GR740)
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.Default(CK_GENERIC);
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}
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void SparcTargetInfo::getTargetDefines(const LangOptions &Opts,
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MacroBuilder &Builder) const {
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DefineStd(Builder, "sparc", Opts);
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Builder.defineMacro("__REGISTER_PREFIX__", "");
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if (SoftFloat)
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Builder.defineMacro("SOFT_FLOAT", "1");
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}
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void SparcV8TargetInfo::getTargetDefines(const LangOptions &Opts,
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MacroBuilder &Builder) const {
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SparcTargetInfo::getTargetDefines(Opts, Builder);
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switch (getCPUGeneration(CPU)) {
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case CG_V8:
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Builder.defineMacro("__sparcv8");
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if (getTriple().getOS() != llvm::Triple::Solaris)
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Builder.defineMacro("__sparcv8__");
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break;
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case CG_V9:
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Builder.defineMacro("__sparcv9");
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if (getTriple().getOS() != llvm::Triple::Solaris) {
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Builder.defineMacro("__sparcv9__");
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Builder.defineMacro("__sparc_v9__");
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}
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break;
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}
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if (getTriple().getVendor() == llvm::Triple::Myriad) {
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std::string MyriadArchValue, Myriad2Value;
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Builder.defineMacro("__sparc_v8__");
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Builder.defineMacro("__leon__");
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switch (CPU) {
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case CK_MYRIAD2150:
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MyriadArchValue = "__ma2150";
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Myriad2Value = "2";
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break;
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case CK_MYRIAD2450:
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MyriadArchValue = "__ma2450";
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Myriad2Value = "2";
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break;
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default:
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MyriadArchValue = "__ma2100";
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Myriad2Value = "1";
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break;
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}
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Builder.defineMacro(MyriadArchValue, "1");
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Builder.defineMacro(MyriadArchValue + "__", "1");
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Builder.defineMacro("__myriad2__", Myriad2Value);
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Builder.defineMacro("__myriad2", Myriad2Value);
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}
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}
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void SparcV9TargetInfo::getTargetDefines(const LangOptions &Opts,
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MacroBuilder &Builder) const {
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SparcTargetInfo::getTargetDefines(Opts, Builder);
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Builder.defineMacro("__sparcv9");
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Builder.defineMacro("__arch64__");
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// Solaris doesn't need these variants, but the BSDs do.
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if (getTriple().getOS() != llvm::Triple::Solaris) {
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Builder.defineMacro("__sparc64__");
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Builder.defineMacro("__sparc_v9__");
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Builder.defineMacro("__sparcv9__");
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}
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}
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