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

Assisted-by: GLM 5.3 Flash

testdata/verify/vector_logic_loong64.s

@@ -0,0 +1,174 @@
+// Differential kernel: the logic vector slice against the Go
+// toolchain's loong64enc1.s rows (gasm v. go tool asm, byte for byte).
+
+#include "textflag.h"
+
+TEXT ·VSEQH(SB), NOSPLIT, $0
+	VSEQH V1, V2, V3
+	VSEQH $1, V2, V3
+	RET
+
+TEXT ·VSEQW(SB), NOSPLIT, $0
+	VSEQW V1, V2, V3
+	VSEQW $8, V2, V3
+	RET
+
+TEXT ·XVSEQH(SB), NOSPLIT, $0
+	XVSEQH X3, X2, X4
+	XVSEQH $3, X2, X4
+	RET
+
+TEXT ·XVSEQW(SB), NOSPLIT, $0
+	XVSEQW X3, X2, X4
+	XVSEQW $12, X2, X4
+	RET
+
+TEXT ·VSLTB(SB), NOSPLIT, $0
+	VSLTB V1, V2, V3
+	VSLTB $1, V2, V3
+	RET
+
+TEXT ·VSLTH(SB), NOSPLIT, $0
+	VSLTH V1, V2, V3
+	VSLTH $-16, V2, V3
+	RET
+
+TEXT ·VSLTW(SB), NOSPLIT, $0
+	VSLTW V1, V2, V3
+	VSLTW $-16, V2, V3
+	RET
+
+TEXT ·VSLTV(SB), NOSPLIT, $0
+	VSLTV V1, V2, V3
+	VSLTV $-15, V2, V3
+	RET
+
+TEXT ·XVSLTB(SB), NOSPLIT, $0
+	XVSLTB X1, X2, X3
+	XVSLTB $1, X2, X3
+	RET
+
+TEXT ·XVSLTH(SB), NOSPLIT, $0
+	XVSLTH X1, X2, X3
+	XVSLTH $-16, X2, X3
+	RET
+
+TEXT ·XVSLTW(SB), NOSPLIT, $0
+	XVSLTW X1, X2, X3
+	XVSLTW $-16, X2, X3
+	RET
+
+TEXT ·XVSLTV(SB), NOSPLIT, $0
+	XVSLTV X1, X2, X3
+	XVSLTV $-16, X2, X3
+	RET
+
+TEXT ·VSLTBU(SB), NOSPLIT, $0
+	VSLTBU V1, V2, V3
+	VSLTBU $0, V2, V3
+	RET
+
+TEXT ·VSLTHU(SB), NOSPLIT, $0
+	VSLTHU V1, V2, V3
+	VSLTHU $31, V2, V3
+	RET
+
+TEXT ·VSLTWU(SB), NOSPLIT, $0
+	VSLTWU V1, V2, V3
+	VSLTWU $16, V2, V3
+	RET
+
+TEXT ·VSLTVU(SB), NOSPLIT, $0
+	VSLTVU V1, V2, V3
+	VSLTVU $1, V2, V3
+	RET
+
+TEXT ·XVSLTBU(SB), NOSPLIT, $0
+	XVSLTBU X1, X2, X3
+	XVSLTBU $0, X2, X3
+	RET
+
+TEXT ·XVSLTHU(SB), NOSPLIT, $0
+	XVSLTHU X1, X2, X3
+	XVSLTHU $31, X2, X3
+	RET
+
+TEXT ·XVSLTWU(SB), NOSPLIT, $0
+	XVSLTWU X1, X2, X3
+	XVSLTWU $8, X2, X3
+	RET
+
+TEXT ·XVSLTVU(SB), NOSPLIT, $0
+	XVSLTVU X1, X2, X3
+	XVSLTVU $0, X2, X3
+	RET
+
+TEXT ·VORV(SB), NOSPLIT, $0
+	VORV V1, V2, V3
+	VORV V1, V2
+	RET
+
+TEXT ·VNORV(SB), NOSPLIT, $0
+	VNORV V1, V2, V3
+	VNORV V1, V2
+	RET
+
+TEXT ·VANDNV(SB), NOSPLIT, $0
+	VANDNV V1, V2, V3
+	VANDNV V1, V2
+	RET
+
+TEXT ·VORNV(SB), NOSPLIT, $0
+	VORNV V1, V2, V3
+	VORNV V1, V2
+	RET
+
+TEXT ·VORB(SB), NOSPLIT, $0
+	VORB $64, V2, V3
+	VORB $64, V2
+	RET
+
+TEXT ·VXORB(SB), NOSPLIT, $0
+	VXORB $128, V2, V3
+	VXORB $128, V2
+	RET
+
+TEXT ·VNORB(SB), NOSPLIT, $0
+	VNORB $255, V2, V3
+	VNORB $255, V2
+	RET
+
+TEXT ·XVORV(SB), NOSPLIT, $0
+	XVORV X1, X2, X3
+	XVORV X1, X2
+	RET
+
+TEXT ·XVNORV(SB), NOSPLIT, $0
+	XVNORV X1, X2, X3
+	XVNORV X1, X2
+	RET
+
+TEXT ·XVANDNV(SB), NOSPLIT, $0
+	XVANDNV X1, X2, X3
+	XVANDNV X1, X2
+	RET
+
+TEXT ·XVORNV(SB), NOSPLIT, $0
+	XVORNV X1, X2, X3
+	XVORNV X1, X2
+	RET
+
+TEXT ·XVORB(SB), NOSPLIT, $0
+	XVORB $1, X2, X3
+	XVORB $1, X2
+	RET
+
+TEXT ·XVXORB(SB), NOSPLIT, $0
+	XVXORB $127, X2, X3
+	XVXORB $127, X2
+	RET
+
+TEXT ·XVNORB(SB), NOSPLIT, $0
+	XVNORB $255, X2, X3
+	XVNORB $255, X2
+	RET