feat(riscv64,loong64): operand tail, float DATA and honest port classification

Assisted-by: GLM 5.3 Flash

verify/l64_groundtruth_test.go

@@ -31,6 +31,8 @@ func TestGroundTruthLOONG64(t *testing.T) {
 		"../testdata/verify/vector_loong64.s",
 		"../testdata/verify/pcalign_loong64.s",
 		"../testdata/verify/l64forms_loong64.s",
+		"../testdata/verify/datainit_loong64.s",
+		"../testdata/verify/branch2_loong64.s",
 		"../testdata/verify/vector_arith_add_loong64.s",
 		"../testdata/verify/vector_arith_sub_loong64.s",
 		"../testdata/verify/vector_arith_sat_loong64.s",

verify/riscv_groundtruth_test.go

@@ -35,6 +35,8 @@ func TestGroundTruthRISCV(t *testing.T) {
 		"../testdata/verify/bitmanip_riscv64.s",
 		"../testdata/verify/pcalign_riscv64.s",
 		"../testdata/verify/branch_far_riscv64.s",
+		"../testdata/verify/wideimm_riscv64.s",
+		"../testdata/verify/bookkeep_riscv64.s",
 		"trampoline_riscv64.s",
 	} {
 		t.Run(path, func(t *testing.T) {