feat(loong64): encode the full LSX and LASX table

Assisted-by: GLM 5.3 Flash

testdata/verify/vector_divmod_loong64.s

@@ -0,0 +1,148 @@
+// Differential kernel: the divmod vector slice against the Go
+// toolchain's loong64enc1.s rows (gasm v. go tool asm, byte for byte).
+
+#include "textflag.h"
+
+TEXT ·VDIVB(SB), NOSPLIT, $0
+	VDIVB V1, V2, V3
+	RET
+
+TEXT ·VDIVH(SB), NOSPLIT, $0
+	VDIVH V1, V2, V3
+	RET
+
+TEXT ·VDIVW(SB), NOSPLIT, $0
+	VDIVW V1, V2, V3
+	RET
+
+TEXT ·VDIVV(SB), NOSPLIT, $0
+	VDIVV V1, V2, V3
+	RET
+
+TEXT ·VDIVBU(SB), NOSPLIT, $0
+	VDIVBU V1, V2, V3
+	RET
+
+TEXT ·VDIVHU(SB), NOSPLIT, $0
+	VDIVHU V1, V2, V3
+	RET
+
+TEXT ·VDIVWU(SB), NOSPLIT, $0
+	VDIVWU V1, V2, V3
+	RET
+
+TEXT ·VDIVVU(SB), NOSPLIT, $0
+	VDIVVU V1, V2, V3
+	RET
+
+TEXT ·VMODB(SB), NOSPLIT, $0
+	VMODB V1, V2, V3
+	RET
+
+TEXT ·VMODH(SB), NOSPLIT, $0
+	VMODH V1, V2, V3
+	RET
+
+TEXT ·VMODW(SB), NOSPLIT, $0
+	VMODW V1, V2, V3
+	RET
+
+TEXT ·VMODV(SB), NOSPLIT, $0
+	VMODV V1, V2, V3
+	RET
+
+TEXT ·VMODBU(SB), NOSPLIT, $0
+	VMODBU V1, V2, V3
+	RET
+
+TEXT ·VMODHU(SB), NOSPLIT, $0
+	VMODHU V1, V2, V3
+	RET
+
+TEXT ·VMODWU(SB), NOSPLIT, $0
+	VMODWU V1, V2, V3
+	RET
+
+TEXT ·VMODVU(SB), NOSPLIT, $0
+	VMODVU V1, V2, V3
+	RET
+
+TEXT ·XVDIVB(SB), NOSPLIT, $0
+	XVDIVB X3, X2, X1
+	RET
+
+TEXT ·XVDIVH(SB), NOSPLIT, $0
+	XVDIVH X3, X2, X1
+	RET
+
+TEXT ·XVDIVW(SB), NOSPLIT, $0
+	XVDIVW X3, X2, X1
+	RET
+
+TEXT ·XVDIVV(SB), NOSPLIT, $0
+	XVDIVV X3, X2, X1
+	RET
+
+TEXT ·XVDIVBU(SB), NOSPLIT, $0
+	XVDIVBU X3, X2, X1
+	RET
+
+TEXT ·XVDIVHU(SB), NOSPLIT, $0
+	XVDIVHU X3, X2, X1
+	RET
+
+TEXT ·XVDIVWU(SB), NOSPLIT, $0
+	XVDIVWU X3, X2, X1
+	RET
+
+TEXT ·XVDIVVU(SB), NOSPLIT, $0
+	XVDIVVU X3, X2, X1
+	RET
+
+TEXT ·XVMODB(SB), NOSPLIT, $0
+	XVMODB X3, X2, X1
+	RET
+
+TEXT ·XVMODH(SB), NOSPLIT, $0
+	XVMODH X3, X2, X1
+	RET
+
+TEXT ·XVMODW(SB), NOSPLIT, $0
+	XVMODW X3, X2, X1
+	RET
+
+TEXT ·XVMODV(SB), NOSPLIT, $0
+	XVMODV X3, X2, X1
+	RET
+
+TEXT ·XVMODBU(SB), NOSPLIT, $0
+	XVMODBU X3, X2, X1
+	RET
+
+TEXT ·XVMODHU(SB), NOSPLIT, $0
+	XVMODHU X3, X2, X1
+	RET
+
+TEXT ·XVMODWU(SB), NOSPLIT, $0
+	XVMODWU X3, X2, X1
+	RET
+
+TEXT ·XVMODVU(SB), NOSPLIT, $0
+	XVMODVU X3, X2, X1
+	RET
+
+TEXT ·VDIVF(SB), NOSPLIT, $0
+	VDIVF V1, V2, V3
+	RET
+
+TEXT ·VDIVD(SB), NOSPLIT, $0
+	VDIVD V1, V2, V3
+	RET
+
+TEXT ·XVDIVF(SB), NOSPLIT, $0
+	XVDIVF X1, X2, X3
+	RET
+
+TEXT ·XVDIVD(SB), NOSPLIT, $0
+	XVDIVD X1, X2, X3
+	RET