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[globalisel][tablegen] Add tests for FeatureBitsets and ComplexPattern predicates.

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llvm-svn: 311542
This commit is contained in:
Daniel Sanders 2017-08-23 10:09:25 +00:00
parent efa99bb7e3
commit af50be44fd
2 changed files with 26 additions and 4 deletions
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21
test/TableGen/GlobalISelEmitter.td
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@ -83,13 +83,32 @@ def HasC : Predicate<"Subtarget->hasC()"> { let RecomputePerFunction = 1; }
// CHECK-NEXT: return Features;
// CHECK-NEXT: }
// CHECK-LABEL: enum {
// CHECK-LABEL: // LLT Objects.
// CHECK-NEXT: enum {
// CHECK-NEXT: GILLT_s32,
// CHECK-NEXT: }
// CHECK-NEXT: const static LLT TypeObjects[] = {
// CHECK-NEXT: LLT::scalar(32),
// CHECK-NEXT: };
// CHECK-LABEL: // Feature bitsets.
// CHECK-NEXT: enum {
// CHECK-NEXT: GIFBS_Invalid,
// CHECK-NEXT: GIFBS_HasA,
// CHECK-NEXT: GIFBS_HasA_HasB_HasC,
// CHECK-NEXT: }
// CHECK-NEXT: const static PredicateBitset FeatureBitsets[] {
// CHECK-NEXT: {}, // GIFBS_Invalid
// CHECK-NEXT: {Feature_HasABit, },
// CHECK-NEXT: {Feature_HasABit, Feature_HasBBit, Feature_HasCBit, },
// CHECK-NEXT: };
// CHECK-LABEL: // ComplexPattern predicates.
// CHECK-NEXT: enum {
// CHECK-NEXT: GICP_Invalid,
// CHECK-NEXT: GICP_gi_complex,
// CHECK-NEXT: };
// CHECK: bool MyTargetInstructionSelector::selectImpl(MachineInstr &I) const {
// CHECK-NEXT: MachineFunction &MF = *I.getParent()->getParent();
// CHECK-NEXT: MachineRegisterInfo &MRI = MF.getRegInfo();

9
utils/TableGen/GlobalISelEmitter.cpp
View File

@ -2567,7 +2567,8 @@ void GlobalISelEmitter::run(raw_ostream &OS) {
for (const auto &Ty : LLTOperandMatcher::KnownTypes)
TypeObjects.push_back(Ty);
std::sort(TypeObjects.begin(), TypeObjects.end());
OS << "enum {\n";
OS << "// LLT Objects.\n"
<< "enum {\n";
for (const auto &TypeObject : TypeObjects) {
OS << " ";
TypeObject.emitCxxEnumValue(OS);
@ -2605,7 +2606,8 @@ void GlobalISelEmitter::run(raw_ostream &OS) {
FeatureBitsets.erase(
std::unique(FeatureBitsets.begin(), FeatureBitsets.end()),
FeatureBitsets.end());
OS << "enum {\n"
OS << "// Feature bitsets.\n"
<< "enum {\n"
<< " GIFBS_Invalid,\n";
for (const auto &FeatureBitset : FeatureBitsets) {
if (FeatureBitset.empty())
@ -2629,7 +2631,8 @@ void GlobalISelEmitter::run(raw_ostream &OS) {
OS << "};\n\n";
// Emit complex predicate table and an enum to reference them with.
OS << "enum {\n"
OS << "// ComplexPattern predicates.\n"
<< "enum {\n"
<< " GICP_Invalid,\n";
for (const auto &Record : ComplexPredicates)
OS << " GICP_" << Record->getName() << ",\n";