diff options
Diffstat (limited to 'utils/TableGen/CodeGenRegisters.cpp')
-rw-r--r-- | utils/TableGen/CodeGenRegisters.cpp | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/utils/TableGen/CodeGenRegisters.cpp b/utils/TableGen/CodeGenRegisters.cpp index 68c2716..4dd7681 100644 --- a/utils/TableGen/CodeGenRegisters.cpp +++ b/utils/TableGen/CodeGenRegisters.cpp @@ -711,6 +711,10 @@ CodeGenRegisterClass::CodeGenRegisterClass(CodeGenRegBank &RegBank, Record *R) CopyCost = R->getValueAsInt("CopyCost"); Allocatable = R->getValueAsBit("isAllocatable"); AltOrderSelect = R->getValueAsString("AltOrderSelect"); + int AllocationPriority = R->getValueAsInt("AllocationPriority"); + if (AllocationPriority < 0 || AllocationPriority > 63) + PrintFatalError(R->getLoc(), "AllocationPriority out of range [0,63]"); + this->AllocationPriority = AllocationPriority; } // Create an inferred register class that was missing from the .td files. @@ -726,7 +730,8 @@ CodeGenRegisterClass::CodeGenRegisterClass(CodeGenRegBank &RegBank, SpillSize(Props.SpillSize), SpillAlignment(Props.SpillAlignment), CopyCost(0), - Allocatable(true) { + Allocatable(true), + AllocationPriority(0) { for (const auto R : Members) TopoSigs.set(R->getTopoSig()); } @@ -746,6 +751,7 @@ void CodeGenRegisterClass::inheritProperties(CodeGenRegBank &RegBank) { CopyCost = Super.CopyCost; Allocatable = Super.Allocatable; AltOrderSelect = Super.AltOrderSelect; + AllocationPriority = Super.AllocationPriority; // Copy all allocation orders, filter out foreign registers from the larger // super-class. @@ -1774,7 +1780,7 @@ void CodeGenRegBank::computeRegUnitLaneMasks() { const CodeGenRegister *SubRegister = S->second; unsigned LaneMask = SubRegIndex->LaneMask; // Distribute LaneMask to Register Units touched. - for (const auto &SUI : SubRegister->getRegUnits()) { + for (unsigned SUI : SubRegister->getRegUnits()) { bool Found = false; unsigned u = 0; for (unsigned RU : RegUnits) { |