diff options
Diffstat (limited to '0009-ConstExpr-Remove-select-constant-expression.patch')
| -rw-r--r-- | 0009-ConstExpr-Remove-select-constant-expression.patch | 1021 |
1 files changed, 1021 insertions, 0 deletions
diff --git a/0009-ConstExpr-Remove-select-constant-expression.patch b/0009-ConstExpr-Remove-select-constant-expression.patch new file mode 100644 index 000000000000..1ec5cbdf21de --- /dev/null +++ b/0009-ConstExpr-Remove-select-constant-expression.patch @@ -0,0 +1,1021 @@ +From bbfb13a5ffbccf1759ca6b75262a3ffdbe20496e Mon Sep 17 00:00:00 2001 +From: Nikita Popov <npopov@redhat.com> +Date: Mon, 6 Mar 2023 10:46:22 +0100 +Subject: [PATCH] [ConstExpr] Remove select constant expression + +This removes the select constant expression, as part of +https://discourse.llvm.org/t/rfc-remove-most-constant-expressions/63179. +Uses of this expressions have already been removed in advance, +so this just removes related infrastructure and updates tests. + +Differential Revision: https://reviews.llvm.org/D145382 +--- + llvm/bindings/ocaml/llvm/llvm.ml | 2 - + llvm/bindings/ocaml/llvm/llvm.mli | 5 -- + llvm/bindings/ocaml/llvm/llvm_ocaml.c | 7 --- + llvm/docs/ReleaseNotes.rst | 11 ++++ + llvm/include/llvm-c/Core.h | 3 - + llvm/include/llvm/IR/Constants.h | 6 -- + llvm/lib/AsmParser/LLParser.cpp | 12 +--- + llvm/lib/Bitcode/Reader/BitcodeReader.cpp | 11 ++-- + llvm/lib/Bitcode/Writer/BitcodeWriter.cpp | 6 -- + llvm/lib/IR/ConstantFold.cpp | 11 ---- + llvm/lib/IR/Constants.cpp | 23 -------- + llvm/lib/IR/ConstantsContext.h | 33 ----------- + llvm/lib/IR/Core.cpp | 8 --- + .../Transforms/Scalar/InferAddressSpaces.cpp | 12 ---- + .../ScalarEvolution/logical-operations.ll | 7 ++- + llvm/test/Assembler/ConstantExprFoldSelect.ll | 8 +-- + llvm/test/Bindings/OCaml/core.ml | 5 -- + llvm/test/Bitcode/select.ll | 18 ------ + ...thinlto-function-summary-callgraph-cast.ll | 4 +- + llvm/test/Bitcode/vscale-round-trip.ll | 8 +-- + .../GlobalISel/irtranslator-constantexpr.ll | 37 ------------ + llvm/test/CodeGen/Generic/pr33094.ll | 6 +- + .../CodeGen/PowerPC/ext-bool-trunc-repl.ll | 23 +++++--- + llvm/test/CodeGen/PowerPC/pr24636.ll | 15 ++++- + llvm/test/CodeGen/WebAssembly/call.ll | 7 ++- + .../CodeGen/X86/2008-09-19-RegAllocBug.ll | 9 +-- + llvm/test/CodeGen/X86/no-plt.ll | 3 +- + llvm/test/CodeGen/X86/pr44749.ll | 10 ++-- + .../ThinLTO/X86/funcattrs-prop-unknown.ll | 2 +- + .../AMDGPU/infer-address-space.ll | 6 +- + .../InferAddressSpaces/AMDGPU/select.ll | 58 ------------------- + .../InstCombine/2010-03-03-ExtElim.ll | 11 +++- + llvm/test/Transforms/InstCombine/cast.ll | 3 +- + llvm/test/Transforms/InstCombine/pr28725.ll | 3 +- + .../InstSimplify/ConstProp/constant-expr.ll | 9 --- + llvm/test/Transforms/InstSimplify/pr28725.ll | 6 +- + llvm/unittests/Analysis/ValueTrackingTest.cpp | 5 +- + llvm/unittests/IR/ConstantsTest.cpp | 2 - + 38 files changed, 108 insertions(+), 307 deletions(-) + delete mode 100644 llvm/test/Bitcode/select.ll + +diff --git a/llvm/bindings/ocaml/llvm/llvm.ml b/llvm/bindings/ocaml/llvm/llvm.ml +index 6962dce737d2..77de9a6e46fa 100644 +--- a/llvm/bindings/ocaml/llvm/llvm.ml ++++ b/llvm/bindings/ocaml/llvm/llvm.ml +@@ -685,8 +685,6 @@ external const_pointercast : llvalue -> lltype -> llvalue + external const_intcast : llvalue -> lltype -> is_signed:bool -> llvalue + = "llvm_const_intcast" + external const_fpcast : llvalue -> lltype -> llvalue = "llvm_const_fpcast" +-external const_select : llvalue -> llvalue -> llvalue -> llvalue +- = "llvm_const_select" + external const_extractelement : llvalue -> llvalue -> llvalue + = "llvm_const_extractelement" + external const_insertelement : llvalue -> llvalue -> llvalue -> llvalue +diff --git a/llvm/bindings/ocaml/llvm/llvm.mli b/llvm/bindings/ocaml/llvm/llvm.mli +index 59ac5b855130..9c8b3b883e14 100644 +--- a/llvm/bindings/ocaml/llvm/llvm.mli ++++ b/llvm/bindings/ocaml/llvm/llvm.mli +@@ -1268,11 +1268,6 @@ val const_intcast : llvalue -> lltype -> is_signed:bool -> llvalue + See the method [llvm::ConstantExpr::getFPCast]. *) + val const_fpcast : llvalue -> lltype -> llvalue + +-(** [const_select cond t f] returns the constant conditional which returns value +- [t] if the boolean constant [cond] is true and the value [f] otherwise. +- See the method [llvm::ConstantExpr::getSelect]. *) +-val const_select : llvalue -> llvalue -> llvalue -> llvalue +- + (** [const_extractelement vec i] returns the constant [i]th element of + constant vector [vec]. [i] must be a constant [i32] value unsigned less than + the size of the vector. +diff --git a/llvm/bindings/ocaml/llvm/llvm_ocaml.c b/llvm/bindings/ocaml/llvm/llvm_ocaml.c +index a9d25751fd2c..0154b2f49c25 100644 +--- a/llvm/bindings/ocaml/llvm/llvm_ocaml.c ++++ b/llvm/bindings/ocaml/llvm/llvm_ocaml.c +@@ -1385,13 +1385,6 @@ value llvm_const_fpcast(value CV, value T) { + return to_val(Value); + } + +-/* llvalue -> llvalue -> llvalue -> llvalue */ +-value llvm_const_select(value Cond, value IfTrue, value IfFalse) { +- LLVMValueRef Value = +- LLVMConstSelect(Value_val(Cond), Value_val(IfTrue), Value_val(IfFalse)); +- return to_val(Value); +-} +- + /* llvalue -> llvalue -> llvalue */ + value llvm_const_extractelement(value V, value I) { + LLVMValueRef Value = LLVMConstExtractElement(Value_val(V), Value_val(I)); +diff --git a/llvm/docs/ReleaseNotes.rst b/llvm/docs/ReleaseNotes.rst +index 4cf01ad8e284..56da5be434eb 100644 +--- a/llvm/docs/ReleaseNotes.rst ++++ b/llvm/docs/ReleaseNotes.rst +@@ -56,6 +56,11 @@ Changes to the LLVM IR + * The ``nofpclass`` attribute was introduced. This allows more + optimizations around special floating point value comparisons. + ++* The constant expression variants of the following instructions have been ++ removed: ++ ++ * ``select`` ++ + Changes to building LLVM + ------------------------ + +@@ -151,6 +156,12 @@ Changes to the C API + These belonged to the no longer supported legacy pass manager. + * As part of the opaque pointer transition, ``LLVMGetElementType`` no longer + gives the pointee type of a pointer type. ++* The following functions for creating constant expressions have been removed, ++ because the underlying constant expressions are no longer supported. Instead, ++ an instruction should be created using the ``LLVMBuildXYZ`` APIs, which will ++ constant fold the operands if possible and create an instruction otherwise: ++ ++ * ``LLVMConstSelect`` + + Changes to the FastISel infrastructure + -------------------------------------- +diff --git a/llvm/include/llvm-c/Core.h b/llvm/include/llvm-c/Core.h +index 5454cc2d96c5..f2959ac8d22d 100644 +--- a/llvm/include/llvm-c/Core.h ++++ b/llvm/include/llvm-c/Core.h +@@ -2257,9 +2257,6 @@ LLVMValueRef LLVMConstPointerCast(LLVMValueRef ConstantVal, + LLVMValueRef LLVMConstIntCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType, + LLVMBool isSigned); + LLVMValueRef LLVMConstFPCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType); +-LLVMValueRef LLVMConstSelect(LLVMValueRef ConstantCondition, +- LLVMValueRef ConstantIfTrue, +- LLVMValueRef ConstantIfFalse); + LLVMValueRef LLVMConstExtractElement(LLVMValueRef VectorConstant, + LLVMValueRef IndexConstant); + LLVMValueRef LLVMConstInsertElement(LLVMValueRef VectorConstant, +diff --git a/llvm/include/llvm/IR/Constants.h b/llvm/include/llvm/IR/Constants.h +index e82c6a8e1eab..13d5fb218bed 100644 +--- a/llvm/include/llvm/IR/Constants.h ++++ b/llvm/include/llvm/IR/Constants.h +@@ -1208,12 +1208,6 @@ public: + /// Return true if this is a compare constant expression + bool isCompare() const; + +- /// Select constant expr +- /// +- /// \param OnlyIfReducedTy see \a getWithOperands() docs. +- static Constant *getSelect(Constant *C, Constant *V1, Constant *V2, +- Type *OnlyIfReducedTy = nullptr); +- + /// get - Return a binary or shift operator constant expression, + /// folding if possible. + /// +diff --git a/llvm/lib/AsmParser/LLParser.cpp b/llvm/lib/AsmParser/LLParser.cpp +index 8b8ba4107e71..8ee1b665c9b7 100644 +--- a/llvm/lib/AsmParser/LLParser.cpp ++++ b/llvm/lib/AsmParser/LLParser.cpp +@@ -3882,6 +3882,8 @@ bool LLParser::parseValID(ValID &ID, PerFunctionState *PFS, Type *ExpectedTy) { + return error(ID.Loc, "frem constexprs are no longer supported"); + case lltok::kw_fneg: + return error(ID.Loc, "fneg constexprs are no longer supported"); ++ case lltok::kw_select: ++ return error(ID.Loc, "select constexprs are no longer supported"); + case lltok::kw_icmp: + case lltok::kw_fcmp: { + unsigned PredVal, Opc = Lex.getUIntVal(); +@@ -4011,8 +4013,7 @@ bool LLParser::parseValID(ValID &ID, PerFunctionState *PFS, Type *ExpectedTy) { + case lltok::kw_getelementptr: + case lltok::kw_shufflevector: + case lltok::kw_insertelement: +- case lltok::kw_extractelement: +- case lltok::kw_select: { ++ case lltok::kw_extractelement: { + unsigned Opc = Lex.getUIntVal(); + SmallVector<Constant*, 16> Elts; + bool InBounds = false; +@@ -4091,13 +4092,6 @@ bool LLParser::parseValID(ValID &ID, PerFunctionState *PFS, Type *ExpectedTy) { + + ID.ConstantVal = ConstantExpr::getGetElementPtr(Ty, Elts[0], Indices, + InBounds, InRangeOp); +- } else if (Opc == Instruction::Select) { +- if (Elts.size() != 3) +- return error(ID.Loc, "expected three operands to select"); +- if (const char *Reason = SelectInst::areInvalidOperands(Elts[0], Elts[1], +- Elts[2])) +- return error(ID.Loc, Reason); +- ID.ConstantVal = ConstantExpr::getSelect(Elts[0], Elts[1], Elts[2]); + } else if (Opc == Instruction::ShuffleVector) { + if (Elts.size() != 3) + return error(ID.Loc, "expected three operands to shufflevector"); +diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp +index dd75542164d3..64616240d4a3 100644 +--- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp ++++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp +@@ -1417,7 +1417,13 @@ static bool isConstExprSupported(const BitcodeConstant *BC) { + if (Opcode == Instruction::GetElementPtr) + return ConstantExpr::isSupportedGetElementPtr(BC->SrcElemTy); + +- return Opcode != Instruction::FNeg; ++ switch (Opcode) { ++ case Instruction::FNeg: ++ case Instruction::Select: ++ return false; ++ default: ++ return true; ++ } + } + + Expected<Value *> BitcodeReader::materializeValue(unsigned StartValID, +@@ -1549,9 +1555,6 @@ Expected<Value *> BitcodeReader::materializeValue(unsigned StartValID, + ArrayRef(ConstOps).drop_front(), + BC->Flags, BC->getInRangeIndex()); + break; +- case Instruction::Select: +- C = ConstantExpr::getSelect(ConstOps[0], ConstOps[1], ConstOps[2]); +- break; + case Instruction::ExtractElement: + C = ConstantExpr::getExtractElement(ConstOps[0], ConstOps[1]); + break; +diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp +index 51756eb8ecb0..a368ac303bd9 100644 +--- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp ++++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp +@@ -2676,12 +2676,6 @@ void ModuleBitcodeWriter::writeConstants(unsigned FirstVal, unsigned LastVal, + } + break; + } +- case Instruction::Select: +- Code = bitc::CST_CODE_CE_SELECT; +- Record.push_back(VE.getValueID(C->getOperand(0))); +- Record.push_back(VE.getValueID(C->getOperand(1))); +- Record.push_back(VE.getValueID(C->getOperand(2))); +- break; + case Instruction::ExtractElement: + Code = bitc::CST_CODE_CE_EXTRACTELT; + Record.push_back(VE.getTypeID(C->getOperand(0)->getType())); +diff --git a/llvm/lib/IR/ConstantFold.cpp b/llvm/lib/IR/ConstantFold.cpp +index 553bc1e277e3..59131a4264fc 100644 +--- a/llvm/lib/IR/ConstantFold.cpp ++++ b/llvm/lib/IR/ConstantFold.cpp +@@ -593,17 +593,6 @@ Constant *llvm::ConstantFoldSelectInstruction(Constant *Cond, + if (isa<UndefValue>(V1) && NotPoison(V2)) return V2; + if (isa<UndefValue>(V2) && NotPoison(V1)) return V1; + +- if (ConstantExpr *TrueVal = dyn_cast<ConstantExpr>(V1)) { +- if (TrueVal->getOpcode() == Instruction::Select) +- if (TrueVal->getOperand(0) == Cond) +- return ConstantExpr::getSelect(Cond, TrueVal->getOperand(1), V2); +- } +- if (ConstantExpr *FalseVal = dyn_cast<ConstantExpr>(V2)) { +- if (FalseVal->getOpcode() == Instruction::Select) +- if (FalseVal->getOperand(0) == Cond) +- return ConstantExpr::getSelect(Cond, V1, FalseVal->getOperand(2)); +- } +- + return nullptr; + } + +diff --git a/llvm/lib/IR/Constants.cpp b/llvm/lib/IR/Constants.cpp +index 9348d1af65a4..51ad3a12c488 100644 +--- a/llvm/lib/IR/Constants.cpp ++++ b/llvm/lib/IR/Constants.cpp +@@ -547,8 +547,6 @@ void llvm::deleteConstant(Constant *C) { + delete static_cast<CastConstantExpr *>(C); + else if (isa<BinaryConstantExpr>(C)) + delete static_cast<BinaryConstantExpr *>(C); +- else if (isa<SelectConstantExpr>(C)) +- delete static_cast<SelectConstantExpr *>(C); + else if (isa<ExtractElementConstantExpr>(C)) + delete static_cast<ExtractElementConstantExpr *>(C); + else if (isa<InsertElementConstantExpr>(C)) +@@ -1488,8 +1486,6 @@ Constant *ConstantExpr::getWithOperands(ArrayRef<Constant *> Ops, Type *Ty, + case Instruction::BitCast: + case Instruction::AddrSpaceCast: + return ConstantExpr::getCast(getOpcode(), Ops[0], Ty, OnlyIfReduced); +- case Instruction::Select: +- return ConstantExpr::getSelect(Ops[0], Ops[1], Ops[2], OnlyIfReducedTy); + case Instruction::InsertElement: + return ConstantExpr::getInsertElement(Ops[0], Ops[1], Ops[2], + OnlyIfReducedTy); +@@ -2441,23 +2437,6 @@ Constant *ConstantExpr::getCompare(unsigned short Predicate, Constant *C1, + } + } + +-Constant *ConstantExpr::getSelect(Constant *C, Constant *V1, Constant *V2, +- Type *OnlyIfReducedTy) { +- assert(!SelectInst::areInvalidOperands(C, V1, V2)&&"Invalid select operands"); +- +- if (Constant *SC = ConstantFoldSelectInstruction(C, V1, V2)) +- return SC; // Fold common cases +- +- if (OnlyIfReducedTy == V1->getType()) +- return nullptr; +- +- Constant *ArgVec[] = { C, V1, V2 }; +- ConstantExprKeyType Key(Instruction::Select, ArgVec); +- +- LLVMContextImpl *pImpl = C->getContext().pImpl; +- return pImpl->ExprConstants.getOrCreate(V1->getType(), Key); +-} +- + Constant *ConstantExpr::getGetElementPtr(Type *Ty, Constant *C, + ArrayRef<Value *> Idxs, bool InBounds, + std::optional<unsigned> InRangeIndex, +@@ -3439,8 +3418,6 @@ Instruction *ConstantExpr::getAsInstruction(Instruction *InsertBefore) const { + case Instruction::AddrSpaceCast: + return CastInst::Create((Instruction::CastOps)getOpcode(), Ops[0], + getType(), "", InsertBefore); +- case Instruction::Select: +- return SelectInst::Create(Ops[0], Ops[1], Ops[2], "", InsertBefore); + case Instruction::InsertElement: + return InsertElementInst::Create(Ops[0], Ops[1], Ops[2], "", InsertBefore); + case Instruction::ExtractElement: +diff --git a/llvm/lib/IR/ConstantsContext.h b/llvm/lib/IR/ConstantsContext.h +index fbda443de7b2..6023216a5070 100644 +--- a/llvm/lib/IR/ConstantsContext.h ++++ b/llvm/lib/IR/ConstantsContext.h +@@ -90,32 +90,6 @@ public: + } + }; + +-/// SelectConstantExpr - This class is private to Constants.cpp, and is used +-/// behind the scenes to implement select constant exprs. +-class SelectConstantExpr final : public ConstantExpr { +-public: +- SelectConstantExpr(Constant *C1, Constant *C2, Constant *C3) +- : ConstantExpr(C2->getType(), Instruction::Select, &Op<0>(), 3) { +- Op<0>() = C1; +- Op<1>() = C2; +- Op<2>() = C3; +- } +- +- // allocate space for exactly three operands +- void *operator new(size_t S) { return User::operator new(S, 3); } +- void operator delete(void *Ptr) { User::operator delete(Ptr); } +- +- /// Transparently provide more efficient getOperand methods. +- DECLARE_TRANSPARENT_OPERAND_ACCESSORS(Value); +- +- static bool classof(const ConstantExpr *CE) { +- return CE->getOpcode() == Instruction::Select; +- } +- static bool classof(const Value *V) { +- return isa<ConstantExpr>(V) && classof(cast<ConstantExpr>(V)); +- } +-}; +- + /// ExtractElementConstantExpr - This class is private to + /// Constants.cpp, and is used behind the scenes to implement + /// extractelement constant exprs. +@@ -279,11 +253,6 @@ struct OperandTraits<BinaryConstantExpr> + : public FixedNumOperandTraits<BinaryConstantExpr, 2> {}; + DEFINE_TRANSPARENT_OPERAND_ACCESSORS(BinaryConstantExpr, Value) + +-template <> +-struct OperandTraits<SelectConstantExpr> +- : public FixedNumOperandTraits<SelectConstantExpr, 3> {}; +-DEFINE_TRANSPARENT_OPERAND_ACCESSORS(SelectConstantExpr, Value) +- + template <> + struct OperandTraits<ExtractElementConstantExpr> + : public FixedNumOperandTraits<ExtractElementConstantExpr, 2> {}; +@@ -523,8 +492,6 @@ public: + return new BinaryConstantExpr(Opcode, Ops[0], Ops[1], + SubclassOptionalData); + llvm_unreachable("Invalid ConstantExpr!"); +- case Instruction::Select: +- return new SelectConstantExpr(Ops[0], Ops[1], Ops[2]); + case Instruction::ExtractElement: + return new ExtractElementConstantExpr(Ops[0], Ops[1]); + case Instruction::InsertElement: +diff --git a/llvm/lib/IR/Core.cpp b/llvm/lib/IR/Core.cpp +index 85b7d17ef56c..283296b639ff 100644 +--- a/llvm/lib/IR/Core.cpp ++++ b/llvm/lib/IR/Core.cpp +@@ -1799,14 +1799,6 @@ LLVMValueRef LLVMConstFPCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) { + unwrap(ToType))); + } + +-LLVMValueRef LLVMConstSelect(LLVMValueRef ConstantCondition, +- LLVMValueRef ConstantIfTrue, +- LLVMValueRef ConstantIfFalse) { +- return wrap(ConstantExpr::getSelect(unwrap<Constant>(ConstantCondition), +- unwrap<Constant>(ConstantIfTrue), +- unwrap<Constant>(ConstantIfFalse))); +-} +- + LLVMValueRef LLVMConstExtractElement(LLVMValueRef VectorConstant, + LLVMValueRef IndexConstant) { + return wrap(ConstantExpr::getExtractElement(unwrap<Constant>(VectorConstant), +diff --git a/llvm/lib/Transforms/Scalar/InferAddressSpaces.cpp b/llvm/lib/Transforms/Scalar/InferAddressSpaces.cpp +index 114738a35fd1..b6713730bfa9 100644 +--- a/llvm/lib/Transforms/Scalar/InferAddressSpaces.cpp ++++ b/llvm/lib/Transforms/Scalar/InferAddressSpaces.cpp +@@ -694,18 +694,6 @@ static Value *cloneConstantExprWithNewAddressSpace( + return ConstantExpr::getAddrSpaceCast(CE, TargetType); + } + +- if (CE->getOpcode() == Instruction::Select) { +- Constant *Src0 = CE->getOperand(1); +- Constant *Src1 = CE->getOperand(2); +- if (Src0->getType()->getPointerAddressSpace() == +- Src1->getType()->getPointerAddressSpace()) { +- +- return ConstantExpr::getSelect( +- CE->getOperand(0), ConstantExpr::getAddrSpaceCast(Src0, TargetType), +- ConstantExpr::getAddrSpaceCast(Src1, TargetType)); +- } +- } +- + if (CE->getOpcode() == Instruction::IntToPtr) { + assert(isNoopPtrIntCastPair(cast<Operator>(CE), *DL, TTI)); + Constant *Src = cast<ConstantExpr>(CE->getOperand(0))->getOperand(0); +diff --git a/llvm/test/Analysis/ScalarEvolution/logical-operations.ll b/llvm/test/Analysis/ScalarEvolution/logical-operations.ll +index e14f47f0e15a..d557f50326d5 100644 +--- a/llvm/test/Analysis/ScalarEvolution/logical-operations.ll ++++ b/llvm/test/Analysis/ScalarEvolution/logical-operations.ll +@@ -410,11 +410,14 @@ define ptr @select_between_constantptrs(i1 %c, ptr %x) { + define ptr @tautological_select() { + ; CHECK-LABEL: 'tautological_select' + ; CHECK-NEXT: Classifying expressions for: @tautological_select +-; CHECK-NEXT: %r = getelementptr i8, ptr @constant, i32 0 ++; CHECK-NEXT: %s = select i1 true, ptr @constant, ptr @another_constant ++; CHECK-NEXT: --> @constant U: [0,-3) S: [-9223372036854775808,9223372036854775805) ++; CHECK-NEXT: %r = getelementptr i8, ptr %s + ; CHECK-NEXT: --> @constant U: [0,-3) S: [-9223372036854775808,9223372036854775805) + ; CHECK-NEXT: Determining loop execution counts for: @tautological_select + ; +- %r = getelementptr i8, ptr select (i1 true, ptr @constant, ptr @another_constant), i32 0 ++ %s = select i1 true, ptr @constant, ptr @another_constant ++ %r = getelementptr i8, ptr %s + ret ptr %r + } + +diff --git a/llvm/test/Assembler/ConstantExprFoldSelect.ll b/llvm/test/Assembler/ConstantExprFoldSelect.ll +index 5d218a9570b9..1ece1f87c340 100644 +--- a/llvm/test/Assembler/ConstantExprFoldSelect.ll ++++ b/llvm/test/Assembler/ConstantExprFoldSelect.ll +@@ -1,9 +1,9 @@ +-; RUN: llvm-as < %s | llvm-dis | FileCheck %s ++; RUN: opt -S -passes=instsimplify < %s | FileCheck %s + ; RUN: verify-uselistorder %s + ; PR18319 + +-define void @function() { +- %c = trunc <4 x i16> select (<4 x i1> <i1 undef, i1 undef, i1 false, i1 true>, <4 x i16> <i16 undef, i16 2, i16 3, i16 4>, <4 x i16> <i16 -1, i16 -2, i16 -3, i16 -4>) to <4 x i8> ++define <4 x i16> @function() { ++ %s = select <4 x i1> <i1 undef, i1 undef, i1 false, i1 true>, <4 x i16> <i16 undef, i16 2, i16 3, i16 4>, <4 x i16> <i16 -1, i16 -2, i16 -3, i16 -4> + ; CHECK: <i16 undef, i16 -2, i16 -3, i16 4> +- ret void ++ ret <4 x i16> %s + } +diff --git a/llvm/test/Bindings/OCaml/core.ml b/llvm/test/Bindings/OCaml/core.ml +index 33841deb42cf..d2dd52c07608 100644 +--- a/llvm/test/Bindings/OCaml/core.ml ++++ b/llvm/test/Bindings/OCaml/core.ml +@@ -333,7 +333,6 @@ let test_constants () = + group "misc constants"; + (* CHECK: const_size_of{{.*}}getelementptr{{.*}}null + * CHECK: const_gep{{.*}}getelementptr +- * CHECK: const_select{{.*}}select + * CHECK: const_extractelement{{.*}}extractelement + * CHECK: const_insertelement{{.*}}insertelement + * CHECK: const_shufflevector = global <4 x i32> <i32 0, i32 1, i32 1, i32 0> +@@ -341,10 +340,6 @@ let test_constants () = + ignore (define_global "const_size_of" (size_of (pointer_type context)) m); + ignore (define_global "const_gep" (const_gep i8_type foldbomb_gv [| five |]) + m); +- ignore (define_global "const_select" (const_select +- (const_icmp Icmp.Sle foldbomb five) +- (const_int i8_type (-1)) +- (const_int i8_type 0)) m); + let zero = const_int i32_type 0 in + let one = const_int i32_type 1 in + ignore (define_global "const_extractelement" (const_extractelement +diff --git a/llvm/test/Bitcode/select.ll b/llvm/test/Bitcode/select.ll +deleted file mode 100644 +index 7e62361822a8..000000000000 +--- a/llvm/test/Bitcode/select.ll ++++ /dev/null +@@ -1,18 +0,0 @@ +-; RUN: llvm-as < %s | llvm-dis | FileCheck %s +-; RUN: verify-uselistorder < %s +- +-define <2 x i32> @main() { +- ret <2 x i32> select (<2 x i1> <i1 false, i1 undef>, <2 x i32> zeroinitializer, <2 x i32> <i32 0, i32 undef>) +-} +- +-; CHECK: define <2 x i32> @main() { +-; CHECK: ret <2 x i32> <i32 0, i32 undef> +-; CHECK: } +- +-define <2 x float> @f() { +- ret <2 x float> select (i1 ptrtoint (<2 x float> ()* @f to i1), <2 x float> <float 1.000000e+00, float 0.000000e+00>, <2 x float> zeroinitializer) +-} +- +-; CHECK: define <2 x float> @f() { +-; CHECK: ret <2 x float> select (i1 ptrtoint (ptr @f to i1), <2 x float> <float 1.000000e+00, float 0.000000e+00>, <2 x float> zeroinitializer) +-; CHECK: } +diff --git a/llvm/test/Bitcode/thinlto-function-summary-callgraph-cast.ll b/llvm/test/Bitcode/thinlto-function-summary-callgraph-cast.ll +index 1926603b8b1f..4d52edd6a085 100644 +--- a/llvm/test/Bitcode/thinlto-function-summary-callgraph-cast.ll ++++ b/llvm/test/Bitcode/thinlto-function-summary-callgraph-cast.ll +@@ -9,7 +9,7 @@ + ; "op7" is a call to "callee" function. + ; CHECK-NEXT: <PERMODULE {{.*}} op7=3 op8=[[ALIASID:[0-9]+]]/> + ; "another_caller" has only references but no calls. +-; CHECK-NEXT: <PERMODULE {{.*}} op4=3 {{.*}} op9={{[0-9]+}}/> ++; CHECK-NEXT: <PERMODULE {{.*}}/> + ; CHECK-NEXT: <PERMODULE {{.*}} op0=[[ALIASEEID:[0-9]+]] + ; CHECK-NEXT: <ALIAS {{.*}} op0=[[ALIASID]] {{.*}} op2=[[ALIASEEID]]/> + ; CHECK-NEXT: <BLOCK_COUNT op0=3/> +@@ -27,7 +27,7 @@ define void @caller() { + + define void @another_caller() { + ; Test calls that aren't handled either as direct or indirect. +- call void select (i1 icmp eq (ptr @global, ptr null), ptr @f, ptr @g)() ++ call void getelementptr (i8, ptr @f, i64 ptrtoint (ptr @g to i64))() + ret void + } + +diff --git a/llvm/test/Bitcode/vscale-round-trip.ll b/llvm/test/Bitcode/vscale-round-trip.ll +index 62a3479a3724..1962e90fa464 100644 +--- a/llvm/test/Bitcode/vscale-round-trip.ll ++++ b/llvm/test/Bitcode/vscale-round-trip.ll +@@ -36,14 +36,14 @@ define <vscale x 4 x i32> @non_const_shufflevector(<vscale x 4 x i32> %lhs, + } + + ; CHECK-LABEL: define <vscale x 4 x i32> @const_select() +-; CHECK: <vscale x 4 x i32> select (<vscale x 4 x i1> ++; CHECK: select <vscale x 4 x i1> + + define <vscale x 4 x i32> @const_select() { +- ret <vscale x 4 x i32> select +- (<vscale x 4 x i1> insertelement ++ %s = select <vscale x 4 x i1> insertelement + (<vscale x 4 x i1> undef, + i1 icmp ne (i32* @important_val, i32* null), + i32 0), + <vscale x 4 x i32> zeroinitializer, +- <vscale x 4 x i32> insertelement (<vscale x 4 x i32> undef, i32 1, i32 0)) ++ <vscale x 4 x i32> insertelement (<vscale x 4 x i32> undef, i32 1, i32 0) ++ ret <vscale x 4 x i32> %s + } +diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/irtranslator-constantexpr.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/irtranslator-constantexpr.ll +index 6a0975f7fa72..9f96b1d0d719 100644 +--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/irtranslator-constantexpr.ll ++++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/irtranslator-constantexpr.ll +@@ -20,43 +20,6 @@ define i32 @test() { + ret i32 bitcast (<1 x i32> <i32 extractelement (<1 x i32> bitcast (i32 zext (i1 icmp eq (ptr @var, ptr inttoptr (i32 -1 to ptr)) to i32) to <1 x i32>), i64 0)> to i32) + } + +-@gint = external addrspace(1) global i8, align 4 +- +-; Technically we should be able to fold away the compare to true, but +-; currently constexpr doesn't understand null in non-0 address spaces. +-define amdgpu_kernel void @constantexpr_select_0() { +- ; CHECK-LABEL: name: constantexpr_select_0 +- ; CHECK: bb.1 (%ir-block.0): +- ; CHECK-NEXT: [[GV:%[0-9]+]]:_(p1) = G_GLOBAL_VALUE @gint +- ; CHECK-NEXT: [[C:%[0-9]+]]:_(p1) = G_CONSTANT i64 0 +- ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s1) = G_ICMP intpred(eq), [[GV]](p1), [[C]] +- ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 1 +- ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 0 +- ; CHECK-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[ICMP]](s1), [[C1]], [[C2]] +- ; CHECK-NEXT: [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF +- ; CHECK-NEXT: G_STORE [[SELECT]](s32), [[DEF]](p1) :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1) +- ; CHECK-NEXT: S_ENDPGM 0 +- store i32 select (i1 icmp eq (ptr addrspace(1) @gint, ptr addrspace(1) null), i32 1, i32 0), ptr addrspace(1) undef, align 4 +- ret void +-} +- +-define amdgpu_kernel void @constantexpr_select_1() { +- ; CHECK-LABEL: name: constantexpr_select_1 +- ; CHECK: bb.1 (%ir-block.0): +- ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 1024 +- ; CHECK-NEXT: [[INTTOPTR:%[0-9]+]]:_(p1) = G_INTTOPTR [[C]](s64) +- ; CHECK-NEXT: [[GV:%[0-9]+]]:_(p1) = G_GLOBAL_VALUE @gint +- ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s1) = G_ICMP intpred(eq), [[INTTOPTR]](p1), [[GV]] +- ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 1 +- ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 0 +- ; CHECK-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[ICMP]](s1), [[C1]], [[C2]] +- ; CHECK-NEXT: [[DEF:%[0-9]+]]:_(p1) = G_IMPLICIT_DEF +- ; CHECK-NEXT: G_STORE [[SELECT]](s32), [[DEF]](p1) :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1) +- ; CHECK-NEXT: S_ENDPGM 0 +- store i32 select (i1 icmp eq (ptr addrspace(1) @gint, ptr addrspace(1) inttoptr (i64 1024 to ptr addrspace(1))), i32 1, i32 0), ptr addrspace(1) undef, align 4 +- ret void +-} +- + @a = external global [2 x i32], align 4 + + define i32 @test_fcmp_constexpr() { +diff --git a/llvm/test/CodeGen/Generic/pr33094.ll b/llvm/test/CodeGen/Generic/pr33094.ll +index f1cf67b0ae63..cd98ec3b139b 100644 +--- a/llvm/test/CodeGen/Generic/pr33094.ll ++++ b/llvm/test/CodeGen/Generic/pr33094.ll +@@ -12,8 +12,8 @@ + @B_Inst = global %B zeroinitializer + + define i64 @foo() { +- %e = extractvalue %Tuple select (i1 icmp eq +- (ptr @A_Inst, ptr @B_Inst), +- %Tuple { i64 33 }, %Tuple { i64 42 }), 0 ++ %s = select i1 icmp eq (ptr @A_Inst, ptr @B_Inst), ++ %Tuple { i64 33 }, %Tuple { i64 42 } ++ %e = extractvalue %Tuple %s, 0 + ret i64 %e + } +diff --git a/llvm/test/CodeGen/PowerPC/ext-bool-trunc-repl.ll b/llvm/test/CodeGen/PowerPC/ext-bool-trunc-repl.ll +index b12414e159a7..a64354222fa7 100644 +--- a/llvm/test/CodeGen/PowerPC/ext-bool-trunc-repl.ll ++++ b/llvm/test/CodeGen/PowerPC/ext-bool-trunc-repl.ll +@@ -11,26 +11,35 @@ define void @fn2() #0 { + + br i1 undef, label %1, label %10 + +-; <label>:1: ; preds = %0 ++1: ; preds = %0 + br i1 undef, label %3, label %2 + +-; <label>:2: ; preds = %2, %1 ++2: ; preds = %2, %1 + br i1 undef, label %3, label %2 + +-; <label>:3: ; preds = %2, %1 ++3: ; preds = %2, %1 + br i1 undef, label %8, label %4 + +-; <label>:4: ; preds = %4, %3 ++4: ; preds = %4, %3 + %5 = phi i64 [ %6, %4 ], [ undef, %3 ] +- %6 = and i64 %5, and (i64 and (i64 and (i64 and (i64 and (i64 and (i64 and (i64 sext (i32 select (i1 icmp slt (i16 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i16), i16 0), i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 lshr (i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 6)) to i64), i64 sext (i32 select (i1 icmp slt (i16 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i16), i16 0), i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 lshr (i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 6)) to i64)), i64 sext (i32 select (i1 icmp slt (i16 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i16), i16 0), i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 lshr (i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 6)) to i64)), i64 sext (i32 select (i1 icmp slt (i16 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i16), i16 0), i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 lshr (i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 6)) to i64)), i64 sext (i32 select (i1 icmp slt (i16 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i16), i16 0), i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 lshr (i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 6)) to i64)), i64 sext (i32 select (i1 icmp slt (i16 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i16), i16 0), i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 lshr (i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 6)) to i64)), i64 sext (i32 select (i1 icmp slt (i16 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i16), i16 0), i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 lshr (i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 6)) to i64)), i64 sext (i32 select (i1 icmp slt (i16 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i16), i16 0), i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 lshr (i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 6)) to i64)) ++ %constexpr = select i1 icmp slt (i16 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i16), i16 0), i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 lshr (i32 zext (i1 icmp eq (ptr getelementptr inbounds ([2 x i32], ptr @d, i64 0, i64 1), ptr @c) to i32), i32 6) ++ %constexpr1 = sext i32 %constexpr to i64 ++ %constexpr2 = and i64 %constexpr1, %constexpr1 ++ %constexpr3 = and i64 %constexpr2, %constexpr1 ++ %constexpr4 = and i64 %constexpr3, %constexpr1 ++ %constexpr5 = and i64 %constexpr4, %constexpr1 ++ %constexpr6 = and i64 %constexpr5, %constexpr1 ++ %constexpr7 = and i64 %constexpr6, %constexpr1 ++ %constexpr8 = and i64 %constexpr7, %constexpr1 ++ %6 = and i64 %5, %constexpr8 + %7 = icmp slt i32 undef, 6 + br i1 %7, label %4, label %8 + +-; <label>:8: ; preds = %4, %3 ++8: ; preds = %4, %3 + %9 = phi i64 [ undef, %3 ], [ %6, %4 ] + br label %10 + +-; <label>:10: ; preds = %8, %0 ++10: ; preds = %8, %0 + ret void + } + +diff --git a/llvm/test/CodeGen/PowerPC/pr24636.ll b/llvm/test/CodeGen/PowerPC/pr24636.ll +index d423e6a053f0..bb13a7aa6c2d 100644 +--- a/llvm/test/CodeGen/PowerPC/pr24636.ll ++++ b/llvm/test/CodeGen/PowerPC/pr24636.ll +@@ -2,7 +2,7 @@ + target datalayout = "e-m:e-i64:64-n32:64" + target triple = "powerpc64le-unknown-linux-gnu" + +-@c = external global i32, align 4 ++@c = external unnamed_addr global i32, align 4 + @b = external global [1 x i32], align 4 + + ; Function Attrs: nounwind +@@ -25,7 +25,16 @@ define void @fn2() #0 align 4 { + + .lr.ph.split.split: ; preds = %.lr.ph.split.split, %.lr.ph.split + %1 = phi i32 [ %2, %.lr.ph.split.split ], [ undef, %.lr.ph.split ] +- %2 = and i32 %1, and (i32 and (i32 and (i32 and (i32 and (i32 and (i32 and (i32 zext (i1 select (i1 icmp eq (ptr @c, ptr @b), i1 true, i1 false) to i32), i32 zext (i1 select (i1 icmp eq (ptr @c, ptr @b), i1 true, i1 false) to i32)), i32 zext (i1 select (i1 icmp eq (ptr @c, ptr @b), i1 true, i1 false) to i32)), i32 zext (i1 select (i1 icmp eq (ptr @c, ptr @b), i1 true, i1 false) to i32)), i32 zext (i1 select (i1 icmp eq (ptr @c, ptr @b), i1 true, i1 false) to i32)), i32 zext (i1 select (i1 icmp eq (ptr @c, ptr @b), i1 true, i1 false) to i32)), i32 zext (i1 select (i1 icmp eq (ptr @c, ptr @b), i1 true, i1 false) to i32)), i32 zext (i1 select (i1 icmp eq (ptr @c, ptr @b), i1 true, i1 false) to i32)) ++ %constexpr = select i1 icmp eq (ptr @c, ptr @b), i1 true, i1 false ++ %constexpr1 = zext i1 %constexpr to i32 ++ %constexpr2 = and i32 %constexpr1, %constexpr1 ++ %constexpr3 = and i32 %constexpr2, %constexpr1 ++ %constexpr4 = and i32 %constexpr3, %constexpr1 ++ %constexpr5 = and i32 %constexpr4, %constexpr1 ++ %constexpr6 = and i32 %constexpr5, %constexpr1 ++ %constexpr7 = and i32 %constexpr6, %constexpr1 ++ %constexpr8 = and i32 %constexpr7, %constexpr1 ++ %2 = and i32 %1, %constexpr8 + %3 = icmp slt i32 undef, 4 + br i1 %3, label %.lr.ph.split.split, label %._crit_edge + +@@ -33,7 +42,7 @@ define void @fn2() #0 align 4 { + %.lcssa = phi i32 [ undef, %.lr.ph.split ], [ %2, %.lr.ph.split.split ] + br label %4 + +-; <label>:4 ; preds = %._crit_edge, %0 ++4: ; preds = %._crit_edge, %0 + ret void + } + +diff --git a/llvm/test/CodeGen/WebAssembly/call.ll b/llvm/test/CodeGen/WebAssembly/call.ll +index 0fcc2bed2463..6e7a97118bc9 100644 +--- a/llvm/test/CodeGen/WebAssembly/call.ll ++++ b/llvm/test/CodeGen/WebAssembly/call.ll +@@ -216,7 +216,10 @@ define void @coldcc_tail_call_void_nullary() { + ; CHECK-NEXT: i32.const $push[[L0:[0-9]+]]=, 2{{$}} + ; CHECK-NEXT: i32.const $push[[L1:[0-9]+]]=, 3{{$}} + ; CHECK-NEXT: call .Lvararg_func_bitcast, $pop[[L0]], $pop[[L1]]{{$}} +-; CHECK-NEXT: call other_void_nullary{{$}} ++; CHECK-NEXT: i32.const $push[[L3:[0-9]+]]=, void_nullary{{$}} ++; CHECK-NEXT: i32.const $push[[L2:[0-9]+]]=, other_void_nullary{{$}} ++; CHECK-NEXT: i32.add $push[[L4:[0-9]+]]=, $pop[[L3]], $pop[[L2]]{{$}} ++; CHECK-NEXT: call_indirect $pop[[L4]]{{$}} + ; CHECK-NEXT: call void_nullary{{$}} + ; CHECK-NEXT: return{{$}} + declare void @vararg_func(...) +@@ -226,7 +229,7 @@ bb0: + call void @vararg_func(i32 2, i32 3) + br label %bb1 + bb1: +- call void select (i1 0, ptr @void_nullary, ptr @other_void_nullary)() ++ call void getelementptr (i8, ptr @void_nullary, i32 ptrtoint (ptr @other_void_nullary to i32))() + br label %bb2 + bb2: + call void inttoptr (i32 ptrtoint (ptr @void_nullary to i32) to ptr)() +diff --git a/llvm/test/CodeGen/X86/2008-09-19-RegAllocBug.ll b/llvm/test/CodeGen/X86/2008-09-19-RegAllocBug.ll +index 61b54ee271c2..f027f3aa77d7 100644 +--- a/llvm/test/CodeGen/X86/2008-09-19-RegAllocBug.ll ++++ b/llvm/test/CodeGen/X86/2008-09-19-RegAllocBug.ll +@@ -9,10 +9,11 @@ entry: + %1 = trunc i32 %0 to i8 ; <i8> [#uses=1] + %2 = sub i8 1, %1 ; <i8> [#uses=1] + %3 = sext i8 %2 to i32 ; <i32> [#uses=1] +- %.0 = ashr i32 %3, select (i1 icmp ne (i8 zext (i1 icmp ugt (i32 ptrtoint (ptr @func_4 to i32), i32 3) to i8), i8 0), i32 0, i32 ptrtoint (ptr @func_4 to i32)) ; <i32> [#uses=1] +- %4 = urem i32 %0, %.0 ; <i32> [#uses=1] +- %5 = icmp eq i32 %4, 0 ; <i1> [#uses=1] +- br i1 %5, label %return, label %bb4 ++ %s = select i1 icmp ne (i8 zext (i1 icmp ugt (i32 ptrtoint (ptr @func_4 to i32), i32 3) to i8), i8 0), i32 0, i32 ptrtoint (ptr @func_4 to i32) ++ %ashr = ashr i32 %3, %s ++ %urem = urem i32 %0, %ashr ++ %cmp = icmp eq i32 %urem, 0 ++ br i1 %cmp, label %return, label %bb4 + + bb4: ; preds = %entry + ret i32 undef +diff --git a/llvm/test/CodeGen/X86/no-plt.ll b/llvm/test/CodeGen/X86/no-plt.ll +index d6285a828a3b..807731cea314 100644 +--- a/llvm/test/CodeGen/X86/no-plt.ll ++++ b/llvm/test/CodeGen/X86/no-plt.ll +@@ -5,7 +5,8 @@ + + define i32 @fp_weakfunc() { + ; X64: weakfunc@GOTPCREL(%rip) +- ret i32 select (i1 icmp ne (ptr @weakfunc, ptr null), i32 1, i32 0) ++ %s = select i1 icmp ne (ptr @weakfunc, ptr null), i32 1, i32 0 ++ ret i32 %s + } + declare extern_weak i32 @weakfunc() nonlazybind + +diff --git a/llvm/test/CodeGen/X86/pr44749.ll b/llvm/test/CodeGen/X86/pr44749.ll +index b2c0e17fc668..cc9963dc2d8c 100644 +--- a/llvm/test/CodeGen/X86/pr44749.ll ++++ b/llvm/test/CodeGen/X86/pr44749.ll +@@ -14,9 +14,9 @@ define i32 @a() { + ; CHECK-NEXT: subq $-1, %rax + ; CHECK-NEXT: setne %al + ; CHECK-NEXT: movzbl %al, %eax +-; CHECK-NEXT: movl %eax, %ecx +-; CHECK-NEXT: leaq {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %rax +-; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero ++; CHECK-NEXT: cvtsi2sd %eax, %xmm0 ++; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero ++; CHECK-NEXT: subsd %xmm2, %xmm0 + ; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero + ; CHECK-NEXT: movsd {{.*#+}} xmm2 = mem[0],zero + ; CHECK-NEXT: cmplesd %xmm1, %xmm0 +@@ -30,7 +30,9 @@ define i32 @a() { + entry: + %call = call i32 (...) @b() + %conv = sitofp i32 %call to double +- %fsub = fsub double sitofp (i32 select (i1 icmp ne (ptr getelementptr (i8, ptr @calloc, i64 1), ptr null), i32 1, i32 0) to double), 1.000000e+02 ++ %sel = select i1 icmp ne (ptr getelementptr (i8, ptr @calloc, i64 1), ptr null), i32 1, i32 0 ++ %sitofp = sitofp i32 %sel to double ++ %fsub = fsub double %sitofp, 1.000000e+02 + %cmp = fcmp ole double %fsub, %conv + %cond = select i1 %cmp, double 1.000000e+00, double 3.140000e+00 + %conv2 = fptosi double %cond to i32 +diff --git a/llvm/test/ThinLTO/X86/funcattrs-prop-unknown.ll b/llvm/test/ThinLTO/X86/funcattrs-prop-unknown.ll +index f6f2dc8b1e82..48fa8f6bbffe 100644 +--- a/llvm/test/ThinLTO/X86/funcattrs-prop-unknown.ll ++++ b/llvm/test/ThinLTO/X86/funcattrs-prop-unknown.ll +@@ -26,7 +26,7 @@ entry: + ; CHECK: define void @selectcallee() { + define void @selectcallee() { + ; Test calls that aren't handled either as direct or indirect. +- call void select (i1 icmp eq (ptr @global, ptr null), ptr @f, ptr @g)() ++ call void getelementptr (i8, ptr @f, i64 ptrtoint (ptr @g to i64))() + ret void + } + +diff --git a/llvm/test/Transforms/InferAddressSpaces/AMDGPU/infer-address-space.ll b/llvm/test/Transforms/InferAddressSpaces/AMDGPU/infer-address-space.ll +index 57935cf7df14..72109d0cff43 100644 +--- a/llvm/test/Transforms/InferAddressSpaces/AMDGPU/infer-address-space.ll ++++ b/llvm/test/Transforms/InferAddressSpaces/AMDGPU/infer-address-space.ll +@@ -166,10 +166,12 @@ exit: ; preds = %loop + } + + ; CHECK-LABEL: @select_bug( +-; CHECK: %add.ptr157 = getelementptr inbounds i64, ptr undef, i64 select (i1 icmp ne (ptr inttoptr (i64 4873 to ptr), ptr null), i64 73, i64 93) ++; CHECK: %sel = select i1 icmp ne (ptr inttoptr (i64 4873 to ptr), ptr null), i64 73, i64 93 ++; CHECK: %add.ptr157 = getelementptr inbounds i64, ptr undef, i64 %sel + ; CHECK: %cmp169 = icmp uge ptr undef, %add.ptr157 + define void @select_bug() #0 { +- %add.ptr157 = getelementptr inbounds i64, ptr undef, i64 select (i1 icmp ne (ptr inttoptr (i64 4873 to ptr), ptr null), i64 73, i64 93) ++ %sel = select i1 icmp ne (ptr inttoptr (i64 4873 to ptr), ptr null), i64 73, i64 93 ++ %add.ptr157 = getelementptr inbounds i64, ptr undef, i64 %sel + %cmp169 = icmp uge ptr undef, %add.ptr157 + unreachable + } +diff --git a/llvm/test/Transforms/InferAddressSpaces/AMDGPU/select.ll b/llvm/test/Transforms/InferAddressSpaces/AMDGPU/select.ll +index 5562843a7dbf..9495c5566b36 100644 +--- a/llvm/test/Transforms/InferAddressSpaces/AMDGPU/select.ll ++++ b/llvm/test/Transforms/InferAddressSpaces/AMDGPU/select.ll +@@ -54,22 +54,6 @@ define amdgpu_kernel void @store_select_mismatch_group_private_flat(i1 %c, ptr a + @lds0 = internal addrspace(3) global i32 123, align 4 + @lds1 = internal addrspace(3) global i32 456, align 4 + +-; CHECK-LABEL: @constexpr_select_group_flat( +-; CHECK: %tmp = load i32, ptr addrspace(3) select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspace(3) @lds0, ptr addrspace(3) @lds1) +-define i32 @constexpr_select_group_flat() #0 { +-bb: +- %tmp = load i32, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) @lds0 to ptr), ptr addrspacecast (ptr addrspace(3) @lds1 to ptr)) +- ret i32 %tmp +-} +- +-; CHECK-LABEL: @constexpr_select_group_global_flat_mismatch( +-; CHECK: %tmp = load i32, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) @lds0 to ptr), ptr addrspacecast (ptr addrspace(1) @global0 to ptr)) +-define i32 @constexpr_select_group_global_flat_mismatch() #0 { +-bb: +- %tmp = load i32, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) @lds0 to ptr), ptr addrspacecast (ptr addrspace(1) @global0 to ptr)) +- ret i32 %tmp +-} +- + ; CHECK-LABEL: @store_select_group_flat_null( + ; CHECK: %select = select i1 %c, ptr addrspace(3) %group.ptr.0, ptr addrspace(3) addrspacecast (ptr null to ptr addrspace(3)) + ; CHECK: store i32 -1, ptr addrspace(3) %select +@@ -185,48 +169,6 @@ define amdgpu_kernel void @store_select_group_global_mismatch_null_null(i1 %c) # + ret void + } + +-; CHECK-LABEL: @store_select_group_global_mismatch_null_null_constexpr( +-; CHECK: store i32 7, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) null to ptr), ptr addrspacecast (ptr addrspace(1) null to ptr)), align 4 +-define amdgpu_kernel void @store_select_group_global_mismatch_null_null_constexpr() #0 { +- store i32 7, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) null to ptr), ptr addrspacecast (ptr addrspace(1) null to ptr)), align 4 +- ret void +-} +- +-; CHECK-LABEL: @store_select_group_global_mismatch_gv_null_constexpr( +-; CHECK: store i32 7, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) @lds0 to ptr), ptr addrspacecast (ptr addrspace(1) null to ptr)), align 4 +-define amdgpu_kernel void @store_select_group_global_mismatch_gv_null_constexpr() #0 { +- store i32 7, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) @lds0 to ptr), ptr addrspacecast (ptr addrspace(1) null to ptr)), align 4 +- ret void +-} +- +-; CHECK-LABEL: @store_select_group_global_mismatch_null_gv_constexpr( +-; CHECK: store i32 7, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) null to ptr), ptr addrspacecast (ptr addrspace(1) @global0 to ptr)), align 4 +-define amdgpu_kernel void @store_select_group_global_mismatch_null_gv_constexpr() #0 { +- store i32 7, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) null to ptr), ptr addrspacecast (ptr addrspace(1) @global0 to ptr)), align 4 +- ret void +-} +- +-; CHECK-LABEL: @store_select_group_global_mismatch_inttoptr_null_constexpr( +-; CHECK: store i32 7, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) inttoptr (i64 123 to ptr addrspace(3)) to ptr), ptr addrspacecast (ptr addrspace(1) null to ptr)), align 4 +-define amdgpu_kernel void @store_select_group_global_mismatch_inttoptr_null_constexpr() #0 { +- store i32 7, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) inttoptr (i64 123 to ptr addrspace(3)) to ptr), ptr addrspacecast (ptr addrspace(1) null to ptr)), align 4 +- ret void +-} +- +-; CHECK-LABEL: @store_select_group_global_mismatch_inttoptr_flat_null_constexpr( +-; CHECK: store i32 7, ptr addrspace(1) select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspace(1) addrspacecast (ptr inttoptr (i64 123 to ptr) to ptr addrspace(1)), ptr addrspace(1) null), align 4 +-define amdgpu_kernel void @store_select_group_global_mismatch_inttoptr_flat_null_constexpr() #0 { +- store i32 7, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr inttoptr (i64 123 to ptr), ptr addrspacecast (ptr addrspace(1) null to ptr)), align 4 +- ret void +-} +- +-; CHECK-LABEL: @store_select_group_global_mismatch_undef_undef_constexpr( +-; CHECK: store i32 7, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) null to ptr), ptr undef), align 4 +-define amdgpu_kernel void @store_select_group_global_mismatch_undef_undef_constexpr() #0 { +- store i32 7, ptr select (i1 icmp eq (i32 ptrtoint (ptr addrspace(3) @lds1 to i32), i32 4), ptr addrspacecast (ptr addrspace(3) null to ptr), ptr addrspacecast (ptr addrspace(1) undef to ptr)), align 4 +- ret void +-} +- + @lds2 = external addrspace(3) global [1024 x i32], align 4 + + ; CHECK-LABEL: @store_select_group_constexpr_ptrtoint( +diff --git a/llvm/test/Transforms/InstCombine/2010-03-03-ExtElim.ll b/llvm/test/Transforms/InstCombine/2010-03-03-ExtElim.ll +index c9b2d6b41aa9..73fa613d0568 100644 +--- a/llvm/test/Transforms/InstCombine/2010-03-03-ExtElim.ll ++++ b/llvm/test/Transforms/InstCombine/2010-03-03-ExtElim.ll +@@ -21,12 +21,19 @@ define i1 @PR6486() nounwind { + + define i1 @PR16462_1() nounwind { + ; CHECK-LABEL: @PR16462_1( +- ret i1 icmp sgt (i32 sext (i16 trunc (i32 select (i1 icmp eq (ptr @a, ptr @d), i32 0, i32 1) to i16) to i32), i32 65535) ++ %constexpr = select i1 icmp eq (ptr @a, ptr @d), i32 0, i32 1 ++ %constexpr1 = trunc i32 %constexpr to i16 ++ %constexpr2 = sext i16 %constexpr1 to i32 ++ %constexpr3 = icmp sgt i32 %constexpr2, 65535 ++ ret i1 %constexpr3 + ; CHECK: ret i1 false + } + + define i1 @PR16462_2() nounwind { + ; CHECK-LABEL: @PR16462_2( +- ret i1 icmp sgt (i32 sext (i16 trunc (i32 select (i1 icmp eq (ptr @a, ptr @d), i32 0, i32 1) to i16) to i32), i32 42) ++ %constexpr = select i1 icmp eq (ptr @a, ptr @d), i32 0, i32 1 ++ %constexpr1 = trunc i32 %constexpr to i16 ++ %constexpr2 = icmp sgt i16 %constexpr1, 42 ++ ret i1 %constexpr2 + ; CHECK: ret i1 false + } +diff --git a/llvm/test/Transforms/InstCombine/cast.ll b/llvm/test/Transforms/InstCombine/cast.ll +index cd3b032d739d..5b480b115793 100644 +--- a/llvm/test/Transforms/InstCombine/cast.ll ++++ b/llvm/test/Transforms/InstCombine/cast.ll +@@ -1441,7 +1441,8 @@ define i64 @PR28745() { + ; LE-LABEL: @PR28745( + ; LE-NEXT: ret i64 0 + ; +- %e = extractvalue { i32 } select (i1 icmp eq (i16 extractelement (<2 x i16> bitcast (<1 x i32> <i32 1> to <2 x i16>), i32 0), i16 0), { i32 } { i32 1 }, { i32 } zeroinitializer), 0 ++ %s = select i1 icmp eq (i16 extractelement (<2 x i16> bitcast (<1 x i32> <i32 1> to <2 x i16>), i32 0), i16 0), { i32 } { i32 1 }, { i32 } zeroinitializer ++ %e = extractvalue { i32 } %s, 0 + %b = zext i32 %e to i64 + ret i64 %b + } +diff --git a/llvm/test/Transforms/InstCombine/pr28725.ll b/llvm/test/Transforms/InstCombine/pr28725.ll +index 26772eb7fe3a..688409c41f3c 100644 +--- a/llvm/test/Transforms/InstCombine/pr28725.ll ++++ b/llvm/test/Transforms/InstCombine/pr28725.ll +@@ -3,7 +3,8 @@ + + define <2 x i16> @test1() { + entry: +- %e = extractvalue %S select (i1 icmp eq (i16 extractelement (<2 x i16> bitcast (<1 x i32> <i32 1> to <2 x i16>), i32 0), i16 0), %S zeroinitializer, %S { i16 0, i32 1 }), 0 ++ %s = select i1 icmp eq (i16 extractelement (<2 x i16> bitcast (<1 x i32> <i32 1> to <2 x i16>), i32 0), i16 0), %S zeroinitializer, %S { i16 0, i32 1 } ++ %e = extractvalue %S %s, 0 + %b = insertelement <2 x i16> <i16 undef, i16 0>, i16 %e, i32 0 + ret <2 x i16> %b + } +diff --git a/llvm/test/Transforms/InstSimplify/ConstProp/constant-expr.ll b/llvm/test/Transforms/InstSimplify/ConstProp/constant-expr.ll +index 8978d9200afb..bdecda847d37 100644 +--- a/llvm/test/Transforms/InstSimplify/ConstProp/constant-expr.ll ++++ b/llvm/test/Transforms/InstSimplify/ConstProp/constant-expr.ll +@@ -84,12 +84,3 @@ + ; CHECK: pr9011_14 = constant i128 0 + @pr9011_15 = constant i128 bitcast (<4 x i32> zeroinitializer to i128) + ; CHECK: pr9011_15 = constant i128 0 +- +-@select = internal constant +- i32 select (i1 icmp ult (i32 ptrtoint (ptr @X to i32), +- i32 ptrtoint (ptr @Y to i32)), +- i32 select (i1 icmp ult (i32 ptrtoint (ptr @X to i32), +- i32 ptrtoint (ptr @Y to i32)), +- i32 10, i32 20), +- i32 30) +-; CHECK: select = internal constant i32 select {{.*}} i32 10, i32 30 +diff --git a/llvm/test/Transforms/InstSimplify/pr28725.ll b/llvm/test/Transforms/InstSimplify/pr28725.ll +index 67e6170c4f1b..8adfecc5128e 100644 +--- a/llvm/test/Transforms/InstSimplify/pr28725.ll ++++ b/llvm/test/Transforms/InstSimplify/pr28725.ll +@@ -6,12 +6,14 @@ + define <2 x i16> @test1() { + ; CHECK-LABEL: @test1( + ; CHECK-NEXT: entry: +-; CHECK-NEXT: [[E:%.*]] = extractvalue [[S:%.*]] select (i1 icmp eq (i16 extractelement (<2 x i16> bitcast (<1 x i32> <i32 1> to <2 x i16>), i32 0), i16 0), [[S]] zeroinitializer, [[S]] { i16 0, i32 1 }), 0 ++; CHECK-NEXT: [[SEL:%.*]] = select i1 icmp eq (i16 extractelement (<2 x i16> bitcast (<1 x i32> <i32 1> to <2 x i16>), i32 0), i16 0), [[S:%.*]] zeroinitializer, [[S]] { i16 0, i32 1 } ++; CHECK-NEXT: [[E:%.*]] = extractvalue [[S]] [[SEL]], 0 + ; CHECK-NEXT: [[B:%.*]] = insertelement <2 x i16> <i16 undef, i16 0>, i16 [[E]], i32 0 + ; CHECK-NEXT: ret <2 x i16> [[B]] + ; + entry: +- %e = extractvalue %S select (i1 icmp eq (i16 extractelement (<2 x i16> bitcast (<1 x i32> <i32 1> to <2 x i16>), i32 0), i16 0), %S zeroinitializer, %S { i16 0, i32 1 }), 0 ++ %sel = select i1 icmp eq (i16 extractelement (<2 x i16> bitcast (<1 x i32> <i32 1> to <2 x i16>), i32 0), i16 0), %S zeroinitializer, %S { i16 0, i32 1 } ++ %e = extractvalue %S %sel, 0 + %b = insertelement <2 x i16> <i16 undef, i16 0>, i16 %e, i32 0 + ret <2 x i16> %b + } +diff --git a/llvm/unittests/Analysis/ValueTrackingTest.cpp b/llvm/unittests/Analysis/ValueTrackingTest.cpp +index ef130522f10f..713cfed808f1 100644 +--- a/llvm/unittests/Analysis/ValueTrackingTest.cpp ++++ b/llvm/unittests/Analysis/ValueTrackingTest.cpp +@@ -1157,10 +1157,7 @@ TEST(ValueTracking, canCreatePoisonOrUndef) { + {{false, false}, "call noundef i32 @g(i32 %x)"}, + {{true, false}, "fcmp nnan oeq float %fx, %fy"}, + {{false, false}, "fcmp oeq float %fx, %fy"}, +- {{true, false}, +- "ashr <4 x i32> %vx, select (i1 icmp sgt (i32 ptrtoint (i32* @s to " +- "i32), i32 1), <4 x i32> zeroinitializer, <4 x i32> <i32 0, i32 1, i32 " +- "2, i32 3>)"}, ++ {{true, false}, "ashr i32 %x, ptrtoint (i32* @s to i32)"}, + {{false, false}, + "call {i32, i1} @llvm.sadd.with.overflow.i32(i32 %x, i32 %y)"}, + {{false, false}, +diff --git a/llvm/unittests/IR/ConstantsTest.cpp b/llvm/unittests/IR/ConstantsTest.cpp +index 71ff311e7693..947cc7f89243 100644 +--- a/llvm/unittests/IR/ConstantsTest.cpp ++++ b/llvm/unittests/IR/ConstantsTest.cpp +@@ -270,8 +270,6 @@ TEST(ConstantsTest, AsInstructionsTest) { + CHECK(ConstantExpr::getFPExtend(P1, DoubleTy), + "fpext float " P1STR " to double"); + +- CHECK(ConstantExpr::getSelect(P3, P0, P4), +- "select i1 " P3STR ", i32 " P0STR ", i32 " P4STR); + CHECK(ConstantExpr::getICmp(CmpInst::ICMP_EQ, P0, P4), + "icmp eq i32 " P0STR ", " P4STR); + CHECK(ConstantExpr::getFCmp(CmpInst::FCMP_ULT, P1, P5), +-- +2.40.0 + |