1 //===--- SystemZ.h - Declare SystemZ target feature support -----*- C++ -*-===//
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
11 //===----------------------------------------------------------------------===//
53       // All vector types are default aligned on an 8-byte boundary, even if the  in SystemZTargetInfo()
57       // - name mangling is GOFF.  in SystemZTargetInfo()
58       // - 32 bit pointers, either as default or special address space  in SystemZTargetInfo()
59       resetDataLayout("E-m:l-i1:8:16-i8:8:16-i64:64-f128:64-v128:64-"  in SystemZTargetInfo()
60                       "a:8:16-n32:64");  in SystemZTargetInfo()
63       resetDataLayout("E-m:e-i1:8:16-i8:8:16-i64:64-f128:64"  in SystemZTargetInfo()
64                       "-v128:64-a:8:16-n32:64");  in SystemZTargetInfo()
93   std::string convertConstraint(const char *&Constraint) const override {  in convertConstraint()  argument
94     switch (Constraint[0]) {  in convertConstraint()
95     case 'p': // Keep 'p' constraint.  in convertConstraint()
98       switch (Constraint[1]) {  in convertConstraint()
99       case 'Q': // Address with base and unsigned 12-bit displacement  in convertConstraint()
101       case 'S': // Address with base and signed 20-bit displacement  in convertConstraint()
103         // "^" hints llvm that this is a 2 letter constraint.  in convertConstraint()
104         // "Constraint++" is used to promote the string iterator  in convertConstraint()
105         // to the next constraint.  in convertConstraint()
106         return std::string("^") + std::string(Constraint++, 2);  in convertConstraint()
114     return TargetInfo::convertConstraint(Constraint);  in convertConstraint()
129     return getISARevision(Name) != -1;  in isValidCPUName()
145     return ISARevision != -1;  in setCPU()
154       Features["transactional-execution"] = true;  in initFeatureMap()
158       Features["vector-enhancements-1"] = true;  in initFeatureMap()
160       Features["vector-enhancements-2"] = true;  in initFeatureMap()
162       Features["nnp-assist"] = true;  in initFeatureMap()
173       if (Feature == "+transactional-execution")  in handleTargetFeatures()
177       else if (Feature == "+soft-float")  in handleTargetFeatures()
179       else if (Feature == "+unaligned-symbols")  in handleTargetFeatures()
184     // If we use the vector ABI, vector types are 64-bit aligned. The  in handleTargetFeatures()
221     return RegNo < 4 ? 6 + RegNo : -1;  in getEHDataRegisterNumber()