[loong64] Prevent use of lsx and lasx registers

Signed-off-by: Xiaotian Wu <[email protected]>

src/arch/loong64/Makefile

@@ -8,6 +8,10 @@ ASM_TCHAR_OPS	:= @
 CFLAGS		+= -fstrength-reduce -fomit-frame-pointer
 CFLAGS		+= -falign-jumps=1 -falign-loops=1 -falign-functions=1
 
+# Prevent use of lsx and lasx registers
+#
+CFLAGS		+= -mno-lsx -mno-lasx
+
 # Check if -mno-explicit-relocs is valid
 ifeq ($(CCTYPE),gcc)
 MNER_TEST = $(CC) -mno-explicit-relocs -x c -c /dev/null -o /dev/null >/dev/null 2>&1