1//===-- SystemZ.td - SystemZ processors and features ---------*- tblgen -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// Feature definitions.
11//
12//===----------------------------------------------------------------------===//
13
14class SystemZFeature<string extname, string intname, string desc>
15  : Predicate<"Subtarget->has"##intname##"()">,
16    AssemblerPredicate<"Feature"##intname, extname>,
17    SubtargetFeature<extname, "Has"##intname, "true", desc>;
18
19class SystemZMissingFeature<string intname>
20  : Predicate<"!Subtarget->has"##intname##"()">;
21
22class SystemZFeatureList<list<SystemZFeature> x> {
23  list<SystemZFeature> List = x;
24}
25
26class SystemZFeatureAdd<list<SystemZFeature> x, list<SystemZFeature> y>
27  : SystemZFeatureList<!listconcat(x, y)>;
28
29//===----------------------------------------------------------------------===//
30//
31// New features added in the Ninth Edition of the z/Architecture
32//
33//===----------------------------------------------------------------------===//
34
35def FeatureDistinctOps : SystemZFeature<
36  "distinct-ops", "DistinctOps",
37  "Assume that the distinct-operands facility is installed"
38>;
39
40def FeatureFastSerialization : SystemZFeature<
41  "fast-serialization", "FastSerialization",
42  "Assume that the fast-serialization facility is installed"
43>;
44
45def FeatureFPExtension : SystemZFeature<
46  "fp-extension", "FPExtension",
47  "Assume that the floating-point extension facility is installed"
48>;
49
50def FeatureHighWord : SystemZFeature<
51  "high-word", "HighWord",
52  "Assume that the high-word facility is installed"
53>;
54
55def FeatureInterlockedAccess1 : SystemZFeature<
56  "interlocked-access1", "InterlockedAccess1",
57  "Assume that interlocked-access facility 1 is installed"
58>;
59def FeatureNoInterlockedAccess1 : SystemZMissingFeature<"InterlockedAccess1">;
60
61def FeatureLoadStoreOnCond : SystemZFeature<
62  "load-store-on-cond", "LoadStoreOnCond",
63  "Assume that the load/store-on-condition facility is installed"
64>;
65
66def FeaturePopulationCount : SystemZFeature<
67  "population-count", "PopulationCount",
68  "Assume that the population-count facility is installed"
69>;
70
71def FeatureMessageSecurityAssist4 : SystemZFeature<
72  "message-security-assist-extension4", "MessageSecurityAssist4",
73  "Assume that the message-security-assist extension facility 4 is installed"
74>;
75
76def Arch9NewFeatures : SystemZFeatureList<[
77    FeatureDistinctOps,
78    FeatureFastSerialization,
79    FeatureFPExtension,
80    FeatureHighWord,
81    FeatureInterlockedAccess1,
82    FeatureLoadStoreOnCond,
83    FeaturePopulationCount,
84    FeatureMessageSecurityAssist4
85]>;
86
87//===----------------------------------------------------------------------===//
88//
89// New features added in the Tenth Edition of the z/Architecture
90//
91//===----------------------------------------------------------------------===//
92
93def FeatureExecutionHint : SystemZFeature<
94  "execution-hint", "ExecutionHint",
95  "Assume that the execution-hint facility is installed"
96>;
97
98def FeatureLoadAndTrap : SystemZFeature<
99  "load-and-trap", "LoadAndTrap",
100  "Assume that the load-and-trap facility is installed"
101>;
102
103def FeatureMiscellaneousExtensions : SystemZFeature<
104  "miscellaneous-extensions", "MiscellaneousExtensions",
105  "Assume that the miscellaneous-extensions facility is installed"
106>;
107
108def FeatureProcessorAssist : SystemZFeature<
109  "processor-assist", "ProcessorAssist",
110  "Assume that the processor-assist facility is installed"
111>;
112
113def FeatureTransactionalExecution : SystemZFeature<
114  "transactional-execution", "TransactionalExecution",
115  "Assume that the transactional-execution facility is installed"
116>;
117
118def Arch10NewFeatures : SystemZFeatureList<[
119    FeatureExecutionHint,
120    FeatureLoadAndTrap,
121    FeatureMiscellaneousExtensions,
122    FeatureProcessorAssist,
123    FeatureTransactionalExecution
124]>;
125
126//===----------------------------------------------------------------------===//
127//
128// New features added in the Eleventh Edition of the z/Architecture
129//
130//===----------------------------------------------------------------------===//
131
132def FeatureLoadAndZeroRightmostByte : SystemZFeature<
133  "load-and-zero-rightmost-byte", "LoadAndZeroRightmostByte",
134  "Assume that the load-and-zero-rightmost-byte facility is installed"
135>;
136
137def FeatureLoadStoreOnCond2 : SystemZFeature<
138  "load-store-on-cond-2", "LoadStoreOnCond2",
139  "Assume that the load/store-on-condition facility 2 is installed"
140>;
141
142def FeatureMessageSecurityAssist5 : SystemZFeature<
143  "message-security-assist-extension5", "MessageSecurityAssist5",
144  "Assume that the message-security-assist extension facility 5 is installed"
145>;
146
147def FeatureVector : SystemZFeature<
148  "vector", "Vector",
149  "Assume that the vectory facility is installed"
150>;
151def FeatureNoVector : SystemZMissingFeature<"Vector">;
152
153def Arch11NewFeatures : SystemZFeatureList<[
154    FeatureLoadAndZeroRightmostByte,
155    FeatureLoadStoreOnCond2,
156    FeatureMessageSecurityAssist5,
157    FeatureVector
158]>;
159
160//===----------------------------------------------------------------------===//
161//
162// Cumulative supported and unsupported feature sets
163//
164//===----------------------------------------------------------------------===//
165
166def Arch8SupportedFeatures
167  : SystemZFeatureList<[]>;
168def Arch9SupportedFeatures
169  : SystemZFeatureAdd<Arch8SupportedFeatures.List,  Arch9NewFeatures.List>;
170def Arch10SupportedFeatures
171  : SystemZFeatureAdd<Arch9SupportedFeatures.List,  Arch10NewFeatures.List>;
172def Arch11SupportedFeatures
173  : SystemZFeatureAdd<Arch10SupportedFeatures.List, Arch11NewFeatures.List>;
174
175def Arch11UnsupportedFeatures
176  : SystemZFeatureList<[]>;
177def Arch10UnsupportedFeatures
178  : SystemZFeatureAdd<Arch11UnsupportedFeatures.List, Arch11NewFeatures.List>;
179def Arch9UnsupportedFeatures
180  : SystemZFeatureAdd<Arch10UnsupportedFeatures.List, Arch10NewFeatures.List>;
181def Arch8UnsupportedFeatures
182  : SystemZFeatureAdd<Arch9UnsupportedFeatures.List,  Arch9NewFeatures.List>;
183
184