1 //===-- SystemZ.td - SystemZ processors and features ---------*- tblgen -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // Feature definitions.
12 //===----------------------------------------------------------------------===//
14 class SystemZFeature<string extname, string intname, string desc>
15 : Predicate<"Subtarget->has"##intname##"()">,
16 AssemblerPredicate<"Feature"##intname, extname>,
17 SubtargetFeature<extname, "Has"##intname, "true", desc>;
19 class SystemZMissingFeature<string intname>
20 : Predicate<"!Subtarget->has"##intname##"()">;
22 class SystemZFeatureList<list<SystemZFeature> x> {
23 list<SystemZFeature> List = x;
26 class SystemZFeatureAdd<list<SystemZFeature> x, list<SystemZFeature> y>
27 : SystemZFeatureList<!listconcat(x, y)>;
29 //===----------------------------------------------------------------------===//
31 // New features added in the Ninth Edition of the z/Architecture
33 //===----------------------------------------------------------------------===//
35 def FeatureDistinctOps : SystemZFeature<
36 "distinct-ops", "DistinctOps",
37 "Assume that the distinct-operands facility is installed"
40 def FeatureFastSerialization : SystemZFeature<
41 "fast-serialization", "FastSerialization",
42 "Assume that the fast-serialization facility is installed"
45 def FeatureFPExtension : SystemZFeature<
46 "fp-extension", "FPExtension",
47 "Assume that the floating-point extension facility is installed"
50 def FeatureHighWord : SystemZFeature<
51 "high-word", "HighWord",
52 "Assume that the high-word facility is installed"
55 def FeatureInterlockedAccess1 : SystemZFeature<
56 "interlocked-access1", "InterlockedAccess1",
57 "Assume that interlocked-access facility 1 is installed"
59 def FeatureNoInterlockedAccess1 : SystemZMissingFeature<"InterlockedAccess1">;
61 def FeatureLoadStoreOnCond : SystemZFeature<
62 "load-store-on-cond", "LoadStoreOnCond",
63 "Assume that the load/store-on-condition facility is installed"
66 def FeaturePopulationCount : SystemZFeature<
67 "population-count", "PopulationCount",
68 "Assume that the population-count facility is installed"
71 def Arch9NewFeatures : SystemZFeatureList<[
73 FeatureFastSerialization,
76 FeatureInterlockedAccess1,
77 FeatureLoadStoreOnCond,
78 FeaturePopulationCount
81 //===----------------------------------------------------------------------===//
83 // New features added in the Tenth Edition of the z/Architecture
85 //===----------------------------------------------------------------------===//
87 def FeatureExecutionHint : SystemZFeature<
88 "execution-hint", "ExecutionHint",
89 "Assume that the execution-hint facility is installed"
92 def FeatureLoadAndTrap : SystemZFeature<
93 "load-and-trap", "LoadAndTrap",
94 "Assume that the load-and-trap facility is installed"
97 def FeatureMiscellaneousExtensions : SystemZFeature<
98 "miscellaneous-extensions", "MiscellaneousExtensions",
99 "Assume that the miscellaneous-extensions facility is installed"
102 def FeatureProcessorAssist : SystemZFeature<
103 "processor-assist", "ProcessorAssist",
104 "Assume that the processor-assist facility is installed"
107 def FeatureTransactionalExecution : SystemZFeature<
108 "transactional-execution", "TransactionalExecution",
109 "Assume that the transactional-execution facility is installed"
112 def Arch10NewFeatures : SystemZFeatureList<[
113 FeatureExecutionHint,
115 FeatureMiscellaneousExtensions,
116 FeatureProcessorAssist,
117 FeatureTransactionalExecution
120 //===----------------------------------------------------------------------===//
122 // New features added in the Eleventh Edition of the z/Architecture
124 //===----------------------------------------------------------------------===//
126 def FeatureLoadAndZeroRightmostByte : SystemZFeature<
127 "load-and-zero-rightmost-byte", "LoadAndZeroRightmostByte",
128 "Assume that the load-and-zero-rightmost-byte facility is installed"
131 def FeatureLoadStoreOnCond2 : SystemZFeature<
132 "load-store-on-cond-2", "LoadStoreOnCond2",
133 "Assume that the load/store-on-condition facility 2 is installed"
136 def FeatureVector : SystemZFeature<
138 "Assume that the vectory facility is installed"
140 def FeatureNoVector : SystemZMissingFeature<"Vector">;
142 def Arch11NewFeatures : SystemZFeatureList<[
143 FeatureLoadAndZeroRightmostByte,
144 FeatureLoadStoreOnCond2,
148 //===----------------------------------------------------------------------===//
150 // Cumulative supported and unsupported feature sets
152 //===----------------------------------------------------------------------===//
154 def Arch8SupportedFeatures
155 : SystemZFeatureList<[]>;
156 def Arch9SupportedFeatures
157 : SystemZFeatureAdd<Arch8SupportedFeatures.List, Arch9NewFeatures.List>;
158 def Arch10SupportedFeatures
159 : SystemZFeatureAdd<Arch9SupportedFeatures.List, Arch10NewFeatures.List>;
160 def Arch11SupportedFeatures
161 : SystemZFeatureAdd<Arch10SupportedFeatures.List, Arch11NewFeatures.List>;
163 def Arch11UnsupportedFeatures
164 : SystemZFeatureList<[]>;
165 def Arch10UnsupportedFeatures
166 : SystemZFeatureAdd<Arch11UnsupportedFeatures.List, Arch11NewFeatures.List>;
167 def Arch9UnsupportedFeatures
168 : SystemZFeatureAdd<Arch10UnsupportedFeatures.List, Arch10NewFeatures.List>;
169 def Arch8UnsupportedFeatures
170 : SystemZFeatureAdd<Arch9UnsupportedFeatures.List, Arch9NewFeatures.List>;