add vgf2p8mulb

3 files changed, 33 insertions, 0 deletions

diff --git a/gen/gen_code.cpp b/gen/gen_code.cpp
index 5f11ea6..fe0b59a 100644
--- a/gen/gen_code.cpp
+++ b/gen/gen_code.cpp
@@ -202,8 +202,10 @@ void putX_X_XM(bool omitOnly)
 
 			{ 0x14, "unpcklpd", T_0F | T_66 | T_YMM | T_EVEX | T_EW1 | T_B64, false, true, 2 },
 			{ 0x14, "unpcklps", T_0F | T_YMM | T_EVEX | T_EW0 | T_B32, false, true, 2 },
+
 			{ 0xCF, "gf2p8affineinvqb", T_66 | T_0F3A | T_W1 | T_EVEX | T_YMM | T_EW1 | T_SAE_Z | T_B64, true, false, 3 },
 			{ 0xCE, "gf2p8affineqb", T_66 | T_0F3A | T_W1 | T_EVEX | T_YMM | T_EW1 | T_SAE_Z | T_B64, true, false, 3 },
+			{ 0xCF, "gf2p8mulb", T_66 | T_0F38 | T_W0 | T_EVEX | T_YMM | T_EW0 | T_SAE_Z, false, false, 3 },
 		};
 		for (size_t i = 0; i < NUM_OF_ARRAY(tbl); i++) {
 			const Tbl *p = &tbl[i];
diff --git a/test/misc.cpp b/test/misc.cpp
index 0e811f3..701111c 100644
--- a/test/misc.cpp
+++ b/test/misc.cpp
@@ -614,6 +614,22 @@ CYBOZU_TEST_AUTO(gf2)
 			vgf2p8affineqb(xmm30|k1|T_z, xmm5, ptr_b [rax + 0x40], 5);
 			vgf2p8affineqb(ymm30|k1|T_z, ymm5, ptr_b [rax + 0x40], 5);
 			vgf2p8affineqb(zmm30|k1|T_z, zmm5, ptr_b [rax + 0x40], 5);
+			///
+			gf2p8mulb(xmm1, xmm2);
+			gf2p8mulb(xmm1, ptr [rax + 0x40]);
+
+			vgf2p8mulb(xmm1, xmm5, xmm2);
+			vgf2p8mulb(ymm1, ymm5, ymm2);
+			vgf2p8mulb(xmm1, xmm5, ptr [rax + 0x40]);
+			vgf2p8mulb(ymm1, ymm5, ptr [rax + 0x40]);
+
+			vgf2p8mulb(xmm30, xmm31, xmm4);
+			vgf2p8mulb(ymm30, ymm31, ymm4);
+			vgf2p8mulb(zmm30, zmm31, zmm4);
+
+			vgf2p8mulb(xmm30|k1|T_z, xmm5, ptr [rax + 0x40]);
+			vgf2p8mulb(ymm30|k1|T_z, ymm5, ptr [rax + 0x40]);
+			vgf2p8mulb(zmm30|k1|T_z, zmm5, ptr [rax + 0x40]);
 		}
 	} c;
 	const uint8_t tbl[] = {
@@ -648,6 +664,19 @@ CYBOZU_TEST_AUTO(gf2)
 		0x62, 0x63, 0xd5, 0x99, 0xce, 0x70, 0x08, 0x05,
 		0x62, 0x63, 0xd5, 0xb9, 0xce, 0x70, 0x08, 0x05,
 		0x62, 0x63, 0xd5, 0xd9, 0xce, 0x70, 0x08, 0x05,
+
+		0x66, 0x0f, 0x38, 0xcf, 0xca,
+		0x66, 0x0f, 0x38, 0xcf, 0x48, 0x40,
+		0xc4, 0xe2, 0x51, 0xcf, 0xca,
+		0xc4, 0xe2, 0x55, 0xcf, 0xca,
+		0xc4, 0xe2, 0x51, 0xcf, 0x48, 0x40,
+		0xc4, 0xe2, 0x55, 0xcf, 0x48, 0x40,
+		0x62, 0x62, 0x05, 0x00, 0xcf, 0xf4,
+		0x62, 0x62, 0x05, 0x20, 0xcf, 0xf4,
+		0x62, 0x62, 0x05, 0x40, 0xcf, 0xf4,
+		0x62, 0x62, 0x55, 0x89, 0xcf, 0x70, 0x04,
+		0x62, 0x62, 0x55, 0xa9, 0xcf, 0x70, 0x02,
+		0x62, 0x62, 0x55, 0xc9, 0xcf, 0x70, 0x01,
 	};
 	const size_t n = sizeof(tbl) / sizeof(tbl[0]);
 	CYBOZU_TEST_EQUAL(c.getSize(), n);
diff --git a/xbyak/xbyak_mnemonic.h b/xbyak/xbyak_mnemonic.h
index 9c50aba..d7954af 100644
--- a/xbyak/xbyak_mnemonic.h
+++ b/xbyak/xbyak_mnemonic.h
@@ -296,6 +296,7 @@ void fyl2x() { db(0xD9); db(0xF1); }
 void fyl2xp1() { db(0xD9); db(0xF9); }
 void gf2p8affineinvqb(const Xmm& xmm, const Operand& op, int imm) { opGen(xmm, op, 0xCF, 0x66, isXMM_XMMorMEM, static_cast<uint8>(imm), 0x3A); }
 void gf2p8affineqb(const Xmm& xmm, const Operand& op, int imm) { opGen(xmm, op, 0xCE, 0x66, isXMM_XMMorMEM, static_cast<uint8>(imm), 0x3A); }
+void gf2p8mulb(const Xmm& xmm, const Operand& op) { opGen(xmm, op, 0xCF, 0x66, isXMM_XMMorMEM, NONE, 0x38); }
 void haddpd(const Xmm& xmm, const Operand& op) { opGen(xmm, op, 0x7C, 0x66, isXMM_XMMorMEM); }
 void haddps(const Xmm& xmm, const Operand& op) { opGen(xmm, op, 0x7C, 0xF2, isXMM_XMMorMEM); }
 void hsubpd(const Xmm& xmm, const Operand& op) { opGen(xmm, op, 0x7D, 0x66, isXMM_XMMorMEM); }
@@ -1006,6 +1007,7 @@ void vgatherqpd(const Xmm& x1, const Address& addr, const Xmm& x2) { opGather(x1
 void vgatherqps(const Xmm& x1, const Address& addr, const Xmm& x2) { opGather(x1, addr, x2, T_0F38 | T_66 | T_W0, 0x93, 2); }
 void vgf2p8affineinvqb(const Xmm& x1, const Xmm& x2, const Operand& op, uint8 imm) { opAVX_X_X_XM(x1, x2, op, T_66 | T_0F3A | T_W1 | T_EW1 | T_YMM | T_EVEX | T_SAE_Z | T_B64, 0xCF, imm); }
 void vgf2p8affineqb(const Xmm& x1, const Xmm& x2, const Operand& op, uint8 imm) { opAVX_X_X_XM(x1, x2, op, T_66 | T_0F3A | T_W1 | T_EW1 | T_YMM | T_EVEX | T_SAE_Z | T_B64, 0xCE, imm); }
+void vgf2p8mulb(const Xmm& x1, const Xmm& x2, const Operand& op) { opAVX_X_X_XM(x1, x2, op, T_66 | T_0F38 | T_W0 | T_EW0 | T_YMM | T_EVEX | T_SAE_Z, 0xCF); }
 void vhaddpd(const Xmm& xmm, const Operand& op1, const Operand& op2 = Operand()) { opAVX_X_X_XM(xmm, op1, op2, T_66 | T_0F | T_YMM, 0x7C); }
 void vhaddps(const Xmm& xmm, const Operand& op1, const Operand& op2 = Operand()) { opAVX_X_X_XM(xmm, op1, op2, T_F2 | T_0F | T_YMM, 0x7C); }
 void vhsubpd(const Xmm& xmm, const Operand& op1, const Operand& op2 = Operand()) { opAVX_X_X_XM(xmm, op1, op2, T_66 | T_0F | T_YMM, 0x7D); }