[WebAssembly] Add bulk memory target feature
Summary: Also clean up some preexisting target feature code.
Reviewers: aheejin
Subscribers: dschuff, sbc100, jgravelle-google, hiraditya, sunfish, jfb
Differential Revision: https://reviews.llvm.org/D57495
llvm-svn: 352793
diff --git a/llvm/lib/Target/WebAssembly/WebAssembly.td b/llvm/lib/Target/WebAssembly/WebAssembly.td
index bb0cae9..230c120 100644
--- a/llvm/lib/Target/WebAssembly/WebAssembly.td
+++ b/llvm/lib/Target/WebAssembly/WebAssembly.td
@@ -47,6 +47,10 @@
SubtargetFeature<"exception-handling", "HasExceptionHandling", "true",
"Enable Wasm exception handling">;
+def FeatureBulkMemory :
+ SubtargetFeature<"bulk-memory", "HasBulkMemory", "true",
+ "Enable bulk memory operations">;
+
//===----------------------------------------------------------------------===//
// Architectures.
//===----------------------------------------------------------------------===//
diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyInstrInfo.td b/llvm/lib/Target/WebAssembly/WebAssemblyInstrInfo.td
index 35d6639..71d2109 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblyInstrInfo.td
+++ b/llvm/lib/Target/WebAssembly/WebAssemblyInstrInfo.td
@@ -16,40 +16,48 @@
//===----------------------------------------------------------------------===//
def HasAddr32 : Predicate<"!Subtarget->hasAddr64()">;
+
def HasAddr64 : Predicate<"Subtarget->hasAddr64()">;
-def HasSIMD128 : Predicate<"Subtarget->hasSIMD128()">,
- AssemblerPredicate<"FeatureSIMD128", "simd128">;
+
+def HasSIMD128 :
+ Predicate<"Subtarget->hasSIMD128()">,
+ AssemblerPredicate<"FeatureSIMD128", "simd128">;
+
def HasUnimplementedSIMD128 :
Predicate<"Subtarget->hasUnimplementedSIMD128()">,
AssemblerPredicate<"FeatureUnimplementedSIMD128", "unimplemented-simd128">;
-def HasAtomics : Predicate<"Subtarget->hasAtomics()">,
- AssemblerPredicate<"FeatureAtomics", "atomics">;
+
+def HasAtomics :
+ Predicate<"Subtarget->hasAtomics()">,
+ AssemblerPredicate<"FeatureAtomics", "atomics">;
+
def HasNontrappingFPToInt :
Predicate<"Subtarget->hasNontrappingFPToInt()">,
- AssemblerPredicate<"FeatureNontrappingFPToInt",
- "nontrapping-fptoint">;
+ AssemblerPredicate<"FeatureNontrappingFPToInt", "nontrapping-fptoint">;
+
def NotHasNontrappingFPToInt :
Predicate<"!Subtarget->hasNontrappingFPToInt()">,
- AssemblerPredicate<"!FeatureNontrappingFPToInt",
- "nontrapping-fptoint">;
+ AssemblerPredicate<"!FeatureNontrappingFPToInt", "nontrapping-fptoint">;
+
def HasSignExt :
Predicate<"Subtarget->hasSignExt()">,
- AssemblerPredicate<"FeatureSignExt",
- "sign-ext">;
+ AssemblerPredicate<"FeatureSignExt", "sign-ext">;
+
def NotHasSignExt :
Predicate<"!Subtarget->hasSignExt()">,
- AssemblerPredicate<"!FeatureSignExt",
- "sign-ext">;
+ AssemblerPredicate<"!FeatureSignExt", "sign-ext">;
def HasExceptionHandling :
Predicate<"Subtarget->hasExceptionHandling()">,
- AssemblerPredicate<"FeatureExceptionHandling",
- "exception-handling">;
+ AssemblerPredicate<"FeatureExceptionHandling", "exception-handling">;
def NotHasExceptionHandling :
Predicate<"!Subtarget->hasExceptionHandling()">,
- AssemblerPredicate<"!FeatureExceptionHandling",
- "exception-handling">;
+ AssemblerPredicate<"!FeatureExceptionHandling", "exception-handling">;
+
+def HasBulkMemory :
+ Predicate<"Subtarget->hasBulkMemory()">,
+ AssemblerPredicate<"FeatureBulkMemory", "bulk-memory">;
//===----------------------------------------------------------------------===//
// WebAssembly-specific DAG Node Types.
diff --git a/llvm/lib/Target/WebAssembly/WebAssemblySubtarget.h b/llvm/lib/Target/WebAssembly/WebAssemblySubtarget.h
index e6ee2f5..b6f3e6b 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblySubtarget.h
+++ b/llvm/lib/Target/WebAssembly/WebAssemblySubtarget.h
@@ -38,6 +38,7 @@
bool HasNontrappingFPToInt = false;
bool HasSignExt = false;
bool HasExceptionHandling = false;
+ bool HasBulkMemory = false;
/// String name of used CPU.
std::string CPUString;
@@ -89,6 +90,7 @@
bool hasNontrappingFPToInt() const { return HasNontrappingFPToInt; }
bool hasSignExt() const { return HasSignExt; }
bool hasExceptionHandling() const { return HasExceptionHandling; }
+ bool hasBulkMemory() const { return HasBulkMemory; }
/// Parses features string setting specified subtarget options. Definition of
/// function is auto generated by tblgen.