diff options
Diffstat (limited to 'llvm/tools/llvm-exegesis/lib/SnippetGenerator.cpp')
| -rw-r--r-- | llvm/tools/llvm-exegesis/lib/SnippetGenerator.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/llvm/tools/llvm-exegesis/lib/SnippetGenerator.cpp b/llvm/tools/llvm-exegesis/lib/SnippetGenerator.cpp index cb58b2dfc4b..5b51a09923a 100644 --- a/llvm/tools/llvm-exegesis/lib/SnippetGenerator.cpp +++ b/llvm/tools/llvm-exegesis/lib/SnippetGenerator.cpp @@ -49,7 +49,7 @@ SnippetGenerator::generateConfigurations(unsigned Opcode) const { } if (CT.ScratchSpacePointerInReg) BC.LiveIns.push_back(CT.ScratchSpacePointerInReg); - BC.RegisterInitialValues = computeRegisterInitialValues(CT.Instructions); + BC.RegsToDef = computeRegsToDef(CT.Instructions); Output.push_back(std::move(BC)); } return Output; @@ -57,14 +57,14 @@ SnippetGenerator::generateConfigurations(unsigned Opcode) const { return E.takeError(); } -std::vector<RegisterValue> SnippetGenerator::computeRegisterInitialValues( +std::vector<unsigned> SnippetGenerator::computeRegsToDef( const std::vector<InstructionBuilder> &Instructions) const { // Collect all register uses and create an assignment for each of them. // Ignore memory operands which are handled separately. // Loop invariant: DefinedRegs[i] is true iif it has been set at least once // before the current instruction. llvm::BitVector DefinedRegs = RATC.emptyRegisters(); - std::vector<RegisterValue> RIV; + std::vector<unsigned> RegsToDef; for (const InstructionBuilder &IB : Instructions) { // Returns the register that this Operand sets or uses, or 0 if this is not // a register. @@ -82,7 +82,7 @@ std::vector<RegisterValue> SnippetGenerator::computeRegisterInitialValues( if (!Op.IsDef) { const unsigned Reg = GetOpReg(Op); if (Reg > 0 && !DefinedRegs.test(Reg)) { - RIV.push_back(RegisterValue{Reg, llvm::APInt()}); + RegsToDef.push_back(Reg); DefinedRegs.set(Reg); } } @@ -96,7 +96,7 @@ std::vector<RegisterValue> SnippetGenerator::computeRegisterInitialValues( } } } - return RIV; + return RegsToDef; } llvm::Expected<CodeTemplate> SnippetGenerator::generateSelfAliasingCodeTemplate( |
