cl::desc("Generate ARM64 tail calls (TEMPORARY OPTION)."),
cl::init(true));
-static cl::opt<bool>
-StrictAlign("arm64-strict-align", cl::Hidden,
- cl::desc("Disallow all unaligned memory accesses"));
+enum AlignMode {
+ StrictAlign,
+ NoStrictAlign
+};
+
+static cl::opt<AlignMode>
+Align(cl::desc("Load/store alignment support"),
+ cl::Hidden, cl::init(NoStrictAlign),
+ cl::values(
+ clEnumValN(StrictAlign, "arm64-strict-align",
+ "Disallow all unaligned memory accesses"),
+ clEnumValN(NoStrictAlign, "arm64-no-strict-align",
+ "Allow unaligned memory accesses"),
+ clEnumValEnd));
// Place holder until extr generation is tested fully.
static cl::opt<bool>
setMinFunctionAlignment(2);
- RequireStrictAlign = StrictAlign;
+ RequireStrictAlign = (Align == StrictAlign);
setHasExtractBitsInsn(true);