[PATCH] D125728: [WebAssembly] Update supported features in -mcpu=generic

[Dan Gohman via Phabricator via cfe-commits]

sunfish created this revision.
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Enable nontrapping-fptoint, sign-ext, bulk-memory, and mutable-globals in -mcpu=generic. This makes these features enabled by default.

These features are all [finished proposals], and all major wasm engines support them.

[finished proposals]: https://github.com/WebAssembly/proposals/blob/main/finished-proposals.md


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D125728

Files:
  clang/lib/Basic/Targets/WebAssembly.cpp


Index: clang/lib/Basic/Targets/WebAssembly.cpp
===================================================================
--- clang/lib/Basic/Targets/WebAssembly.cpp
+++ clang/lib/Basic/Targets/WebAssembly.cpp
@@ -144,6 +144,11 @@
     Features["mutable-globals"] = true;
     Features["tail-call"] = true;
     setSIMDLevel(Features, SIMD128, true);
+  } else if (CPU == "generic") {
+    Features["nontrapping-fptoint"] = true;
+    Features["sign-ext"] = true;
+    Features["bulk-memory"] = true;
+    Features["mutable-globals"] = true;
   }
 
   return TargetInfo::initFeatureMap(Features, Diags, CPU, FeaturesVec);


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