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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);
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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