diff options
| -rw-r--r-- | clang/include/clang/Basic/BuiltinsWebAssembly.def | 1 | ||||
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 5 | ||||
| -rw-r--r-- | clang/test/CodeGen/builtins-wasm.c | 6 |
3 files changed, 12 insertions, 0 deletions
diff --git a/clang/include/clang/Basic/BuiltinsWebAssembly.def b/clang/include/clang/Basic/BuiltinsWebAssembly.def index 060d5548e4f..2f48d5d2b19 100644 --- a/clang/include/clang/Basic/BuiltinsWebAssembly.def +++ b/clang/include/clang/Basic/BuiltinsWebAssembly.def @@ -18,5 +18,6 @@ BUILTIN(__builtin_wasm_page_size, "z", "nc") BUILTIN(__builtin_wasm_memory_size, "z", "nc") +BUILTIN(__builtin_wasm_resize_memory, "vz", "n") #undef BUILTIN diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index ff2cef9b02c..1de59d568d2 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -7053,6 +7053,11 @@ Value *CodeGenFunction::EmitWebAssemblyBuiltinExpr(unsigned BuiltinID, Value *Callee = CGM.getIntrinsic(Intrinsic::wasm_memory_size, ResultType); return Builder.CreateCall(Callee); } + case WebAssembly::BI__builtin_wasm_resize_memory: { + Value *X = EmitScalarExpr(E->getArg(0)); + Value *Callee = CGM.getIntrinsic(Intrinsic::wasm_resize_memory, X->getType()); + return Builder.CreateCall(Callee, X); + } default: return nullptr; diff --git a/clang/test/CodeGen/builtins-wasm.c b/clang/test/CodeGen/builtins-wasm.c index d8da8d73a27..2de08c71c83 100644 --- a/clang/test/CodeGen/builtins-wasm.c +++ b/clang/test/CodeGen/builtins-wasm.c @@ -14,3 +14,9 @@ __SIZE_TYPE__ f1(void) { // WEBASSEMBLY32: call {{i.*}} @llvm.wasm.memory.size.i32() // WEBASSEMBLY64: call {{i.*}} @llvm.wasm.memory.size.i64() } + +void f2(long delta) { + __builtin_wasm_resize_memory(delta); +// WEBASSEMBLY32: call void @llvm.wasm.resize.memory.i32(i32 %{{.*}}) +// WEBASSEMBLY64: call void @llvm.wasm.resize.memory.i64(i64 %{{.*}}) +} |
