diff --git a/gen/gen_code.cpp b/gen/gen_code.cpp
index b89009b..7a5c575 100644
--- a/gen/gen_code.cpp
+++ b/gen/gen_code.cpp
@@ -807,6 +807,23 @@
 			printf("void %s(const Operand& op, uint32_t imm) { opRM_I(op, imm, 0x%02X, %d); }\n", p->name, p->code, p->ext);
 		}
 	}
+	{
+		const struct Tbl {
+			const char *name;
+			uint8_t prefix;
+		} tbl[] = {
+			{ "aadd", 0 },
+			{ "aand", 0x66 },
+			{ "aor", 0xF2 },
+			{ "axor", 0xF3 },
+		};
+		for (size_t i = 0; i < NUM_OF_ARRAY(tbl); i++) {
+			const Tbl *p = &tbl[i];
+			printf("void %s(const Address& addr, const Reg32e &reg) { ", p->name);
+			if (p->prefix) printf("db(0x%02X); ", p->prefix);
+			printf("opModM(addr, reg, 0x0F, 0x38, 0x0FC); }\n");
+		}
+	}
 
 	{
 		const struct Tbl {
diff --git a/xbyak/xbyak_mnemonic.h b/xbyak/xbyak_mnemonic.h
index 33bd5c0..84d83cb 100644
--- a/xbyak/xbyak_mnemonic.h
+++ b/xbyak/xbyak_mnemonic.h
@@ -1,4 +1,6 @@
 const char *getVersionString() const { return "6.65"; }
+void aadd(const Address& addr, const Reg32e &reg) { opModM(addr, reg, 0x0F, 0x38, 0x0FC); }
+void aand(const Address& addr, const Reg32e &reg) { db(0x66); opModM(addr, reg, 0x0F, 0x38, 0x0FC); }
 void adc(const Operand& op, uint32_t imm) { opRM_I(op, imm, 0x10, 2); }
 void adc(const Operand& op1, const Operand& op2) { opRM_RM(op1, op2, 0x10); }
 void adcx(const Reg32e& reg, const Operand& op) { opGen(reg, op, 0xF6, 0x66, isREG32_REG32orMEM, NONE, 0x38); }
@@ -24,6 +26,8 @@
 void andnps(const Xmm& xmm, const Operand& op) { opGen(xmm, op, 0x55, 0x100, isXMM_XMMorMEM); }
 void andpd(const Xmm& xmm, const Operand& op) { opGen(xmm, op, 0x54, 0x66, isXMM_XMMorMEM); }
 void andps(const Xmm& xmm, const Operand& op) { opGen(xmm, op, 0x54, 0x100, isXMM_XMMorMEM); }
+void aor(const Address& addr, const Reg32e &reg) { db(0xF2); opModM(addr, reg, 0x0F, 0x38, 0x0FC); }
+void axor(const Address& addr, const Reg32e &reg) { db(0xF3); opModM(addr, reg, 0x0F, 0x38, 0x0FC); }
 void bextr(const Reg32e& r1, const Operand& op, const Reg32e& r2) { opGpr(r1, op, r2, T_0F38, 0xf7, false); }
 void blendpd(const Xmm& xmm, const Operand& op, int imm) { opGen(xmm, op, 0x0D, 0x66, isXMM_XMMorMEM, static_cast<uint8_t>(imm), 0x3A); }
 void blendps(const Xmm& xmm, const Operand& op, int imm) { opGen(xmm, op, 0x0C, 0x66, isXMM_XMMorMEM, static_cast<uint8_t>(imm), 0x3A); }