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Side by Side Diff: src/IceTargetLowering.cpp

Issue 1683243003: ARM32 Vector lowering - scalarize select (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master
Patch Set: Review feedback Created 4 years, 10 months ago
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1 //===- subzero/src/IceTargetLowering.cpp - Basic lowering implementation --===// 1 //===- subzero/src/IceTargetLowering.cpp - Basic lowering implementation --===//
2 // 2 //
3 // The Subzero Code Generator 3 // The Subzero Code Generator
4 // 4 //
5 // This file is distributed under the University of Illinois Open Source 5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details. 6 // License. See LICENSE.TXT for details.
7 // 7 //
8 //===----------------------------------------------------------------------===// 8 //===----------------------------------------------------------------------===//
9 /// 9 ///
10 /// \file 10 /// \file
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301 301
302 TargetLowering::AutoBundle::~AutoBundle() { 302 TargetLowering::AutoBundle::~AutoBundle() {
303 assert(Target->AutoBundling); 303 assert(Target->AutoBundling);
304 Target->AutoBundling = false; 304 Target->AutoBundling = false;
305 if (NeedSandboxing) { 305 if (NeedSandboxing) {
306 Target->_bundle_unlock(); 306 Target->_bundle_unlock();
307 } 307 }
308 } 308 }
309 309
310 void TargetLowering::genTargetHelperCalls() { 310 void TargetLowering::genTargetHelperCalls() {
311 GeneratingTargetHelpers = true;
Jim Stichnoth 2016/02/12 02:32:50 It would be nice to use a RAII helper object for t
Eric Holk 2016/02/12 18:38:15 Done.
311 for (CfgNode *Node : Func->getNodes()) { 312 for (CfgNode *Node : Func->getNodes()) {
312 Context.init(Node); 313 Context.init(Node);
313 while (!Context.atEnd()) { 314 while (!Context.atEnd()) {
314 PostIncrLoweringContext _(Context); 315 PostIncrLoweringContext _(Context);
315 genTargetHelperCallFor(Context.getCur()); 316 genTargetHelperCallFor(Context.getCur());
316 } 317 }
317 } 318 }
319 GeneratingTargetHelpers = false;
318 } 320 }
319 321
320 void TargetLowering::doAddressOpt() { 322 void TargetLowering::doAddressOpt() {
321 if (llvm::isa<InstLoad>(*Context.getCur())) 323 if (llvm::isa<InstLoad>(*Context.getCur()))
322 doAddressOptLoad(); 324 doAddressOptLoad();
323 else if (llvm::isa<InstStore>(*Context.getCur())) 325 else if (llvm::isa<InstStore>(*Context.getCur()))
324 doAddressOptStore(); 326 doAddressOptStore();
325 Context.advanceCur(); 327 Context.advanceCur();
326 Context.advanceNext(); 328 Context.advanceNext();
327 } 329 }
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699 701
700 bool TargetLowering::shouldOptimizeMemIntrins() { 702 bool TargetLowering::shouldOptimizeMemIntrins() {
701 return Ctx->getFlags().getOptLevel() >= Opt_1 || 703 return Ctx->getFlags().getOptLevel() >= Opt_1 ||
702 Ctx->getFlags().getForceMemIntrinOpt(); 704 Ctx->getFlags().getForceMemIntrinOpt();
703 } 705 }
704 706
705 void TargetLowering::scalarizeArithmetic(InstArithmetic::OpKind Kind, 707 void TargetLowering::scalarizeArithmetic(InstArithmetic::OpKind Kind,
706 Variable *Dest, Operand *Src0, 708 Variable *Dest, Operand *Src0,
707 Operand *Src1) { 709 Operand *Src1) {
708 scalarizeInstruction( 710 scalarizeInstruction(
709 Dest, Src0, Src1, 711 Dest, [this, Kind](Variable *Dest, Operand *Src0, Operand *Src1) {
710 [this, Kind](Variable *Dest, Variable *Src0, Variable *Src1) {
711 return Context.insert<InstArithmetic>(Kind, Dest, Src0, Src1); 712 return Context.insert<InstArithmetic>(Kind, Dest, Src0, Src1);
712 }); 713 }, Src0, Src1);
713 } 714 }
714 715
715 void TargetLowering::emitWithoutPrefix(const ConstantRelocatable *C, 716 void TargetLowering::emitWithoutPrefix(const ConstantRelocatable *C,
716 const char *Suffix) const { 717 const char *Suffix) const {
717 if (!BuildDefs::dump()) 718 if (!BuildDefs::dump())
718 return; 719 return;
719 Ostream &Str = Ctx->getStrEmit(); 720 Ostream &Str = Ctx->getStrEmit();
720 const IceString &EmitStr = C->getEmitString(); 721 const IceString &EmitStr = C->getEmitString();
721 if (!EmitStr.empty()) { 722 if (!EmitStr.empty()) {
722 // C has a custom emit string, so we use it instead of the canonical 723 // C has a custom emit string, so we use it instead of the canonical
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875 case Target_##X: \ 876 case Target_##X: \
876 return ::X::createTargetHeaderLowering(Ctx); 877 return ::X::createTargetHeaderLowering(Ctx);
877 #include "llvm/Config/SZTargets.def" 878 #include "llvm/Config/SZTargets.def"
878 #undef SUBZERO_TARGET 879 #undef SUBZERO_TARGET
879 } 880 }
880 } 881 }
881 882
882 TargetHeaderLowering::~TargetHeaderLowering() = default; 883 TargetHeaderLowering::~TargetHeaderLowering() = default;
883 884
884 } // end of namespace Ice 885 } // end of namespace Ice
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