fix(lint): exempt shift counts, SETcc and ABIInternal from false positives

Assisted-by: GLM 5.3 Flash

lint/abi0.go

@@ -21,6 +21,12 @@ import (
 // The check requires a parseable signature; functions without one, and
 // functions whose parameters are all covered by frame reads, stay silent.
 func checkABI0Args(t *ast.Text) []Diagnostic {
+	// An explicit <ABIInternal> TEXT reads its arguments from the register
+	// file by declaration (runtime·memmove<ABIInternal> is the canonical
+	// example), so the ABI0 frame contract does not apply to it.
+	if t.Name != nil && t.Name.ABI != "" {
+		return nil
+	}
 	params, ok := abiParamNames(t.Doc)
 	if !ok || len(params) == 0 {
 		return nil