Add support for built in 16bit byte swap.
-James
Index: include/clang/Basic/Builtins.def
===================================================================
--- include/clang/Basic/Builtins.def (revision 127948)
+++ include/clang/Basic/Builtins.def (working copy)
@@ -380,6 +380,7 @@
// FIXME: These type signatures are not correct for targets with int != 32-bits
// or with ULL != 64-bits.
+BUILTIN(__builtin_bswap16, "UsUs", "nc")
BUILTIN(__builtin_bswap32, "UiUi", "nc")
BUILTIN(__builtin_bswap64, "ULLiULLi", "nc")
Index: lib/CodeGen/CGBuiltin.cpp
===================================================================
--- lib/CodeGen/CGBuiltin.cpp (revision 127948)
+++ lib/CodeGen/CGBuiltin.cpp (working copy)
@@ -316,6 +316,7 @@
(void)EmitScalarExpr(E->getArg(1));
return RValue::get(EmitScalarExpr(E->getArg(0)));
}
+ case Builtin::BI__builtin_bswap16:
case Builtin::BI__builtin_bswap32:
case Builtin::BI__builtin_bswap64: {
Value *ArgValue = EmitScalarExpr(E->getArg(0));
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