diff --git a/qemu/target/mips/translate.c b/qemu/target/mips/translate.c index 0c7416ad..01e7f013 100644 --- a/qemu/target/mips/translate.c +++ b/qemu/target/mips/translate.c @@ -1681,15 +1681,15 @@ enum { * ├─ 110100 ─ OPC_MXU_Q16SLL ├─ 010 ─ OPC_MXU_D32SARV * ├─ 110101 ─ OPC_MXU_Q16SLR ├─ 011 ─ OPC_MXU_Q16SLLV * │ ├─ 100 ─ OPC_MXU_Q16SLRV - * ├─ 110110 ─ OPC_MXU__POOL17 ─┴─ 101 ─ OPC_MXU_Q16SARV + * ├─ 110110 ─ OPC_MXU__POOL18 ─┴─ 101 ─ OPC_MXU_Q16SARV * │ * ├─ 110111 ─ OPC_MXU_Q16SAR * │ 23..22 - * ├─ 111000 ─ OPC_MXU__POOL18 ─┬─ 00 ─ OPC_MXU_Q8MUL + * ├─ 111000 ─ OPC_MXU__POOL19 ─┬─ 00 ─ OPC_MXU_Q8MUL * │ └─ 01 ─ OPC_MXU_Q8MULSU * │ * │ 20..18 - * ├─ 111001 ─ OPC_MXU__POOL19 ─┬─ 000 ─ OPC_MXU_Q8MOVZ + * ├─ 111001 ─ OPC_MXU__POOL20 ─┬─ 000 ─ OPC_MXU_Q8MOVZ * │ ├─ 001 ─ OPC_MXU_Q8MOVN * │ ├─ 010 ─ OPC_MXU_D16MOVZ * │ ├─ 011 ─ OPC_MXU_D16MOVN @@ -1697,7 +1697,7 @@ enum { * │ └─ 101 ─ OPC_MXU_S32MOV * │ * │ 23..22 - * ├─ 111010 ─ OPC_MXU__POOL20 ─┬─ 00 ─ OPC_MXU_Q8MAC + * ├─ 111010 ─ OPC_MXU__POOL21 ─┬─ 00 ─ OPC_MXU_Q8MAC * │ └─ 10 ─ OPC_MXU_Q8MACSU * ├─ 111011 ─ OPC_MXU_Q16SCOP * ├─ 111100 ─ OPC_MXU_Q8MADL @@ -1753,7 +1753,7 @@ enum { OPC_MXU_S8SDI = 0x25, OPC_MXU__POOL15 = 0x26, OPC_MXU__POOL16 = 0x27, - OPC_MXU_LXB = 0x28, + OPC_MXU__POOL17 = 0x28, /* not assigned 0x29 */ OPC_MXU_S16LDD = 0x2A, OPC_MXU_S16STD = 0x2B, @@ -1767,11 +1767,11 @@ enum { OPC_MXU_D32SAR = 0x33, OPC_MXU_Q16SLL = 0x34, OPC_MXU_Q16SLR = 0x35, - OPC_MXU__POOL17 = 0x36, + OPC_MXU__POOL18 = 0x36, OPC_MXU_Q16SAR = 0x37, - OPC_MXU__POOL18 = 0x38, - OPC_MXU__POOL19 = 0x39, - OPC_MXU__POOL20 = 0x3A, + OPC_MXU__POOL19 = 0x38, + OPC_MXU__POOL20 = 0x39, + OPC_MXU__POOL21 = 0x3A, OPC_MXU_Q16SCOP = 0x3B, OPC_MXU_Q8MADL = 0x3C, OPC_MXU_S32SFL = 0x3D, @@ -1943,6 +1943,17 @@ enum { /* * MXU pool 17 */ +enum { + OPC_MXU_LXB = 0x00, + OPC_MXU_LXH = 0x01, + OPC_MXU_LXW = 0x03, + OPC_MXU_LXBU = 0x04, + OPC_MXU_LXHU = 0x05, +}; + +/* + * MXU pool 18 + */ enum { OPC_MXU_D32SLLV = 0x00, OPC_MXU_D32SLRV = 0x01, @@ -1953,7 +1964,7 @@ enum { }; /* - * MXU pool 18 + * MXU pool 19 */ enum { OPC_MXU_Q8MUL = 0x00, @@ -1961,7 +1972,7 @@ enum { }; /* - * MXU pool 19 + * MXU pool 20 */ enum { OPC_MXU_Q8MOVZ = 0x00, @@ -1973,7 +1984,7 @@ enum { }; /* - * MXU pool 20 + * MXU pool 21 */ enum { OPC_MXU_Q8MAC = 0x00, @@ -24383,6 +24394,11 @@ static void decode_opc_special(CPUMIPSState *env, DisasContext *ctx) #define MXU_EPTN2_SS 3 /* MXU operand getting pattern 'optn2' */ +#define MXU_OPTN2_PTN0 0 +#define MXU_OPTN2_PTN1 1 +#define MXU_OPTN2_PTN2 2 +#define MXU_OPTN2_PTN3 3 +/* alternative naming scheme for 'optn2' */ #define MXU_OPTN2_WW 0 #define MXU_OPTN2_LW 1 #define MXU_OPTN2_HW 2 @@ -25503,12 +25519,58 @@ static void decode_opc_mxu__pool16(CPUMIPSState *env, DisasContext *ctx) * Decode MXU pool17 * * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 - * +-----------+---------+-----+-------+-------+-------+-----------+ - * | SPECIAL2 | rb |x x x| XRd | XRa |0 0 0 0|MXU__POOL17| - * +-----------+---------+-----+-------+-------+-------+-----------+ + * +-----------+---------+---------+---+---------+-----+-----------+ + * | SPECIAL2 | rs | rt |0 0| rd |x x x|MXU__POOL15| + * +-----------+---------+---------+---+---------+-----+-----------+ * */ static void decode_opc_mxu__pool17(CPUMIPSState *env, DisasContext *ctx) +{ + uint32_t opcode = extract32(ctx->opcode, 6, 2); + + switch (opcode) { + case OPC_MXU_LXW: + /* TODO: Implement emulation of LXW instruction. */ + MIPS_INVAL("OPC_MXU_LXW"); + generate_exception_end(ctx, EXCP_RI); + break; + case OPC_MXU_LXH: + /* TODO: Implement emulation of LXH instruction. */ + MIPS_INVAL("OPC_MXU_LXH"); + generate_exception_end(ctx, EXCP_RI); + break; + case OPC_MXU_LXHU: + /* TODO: Implement emulation of LXHU instruction. */ + MIPS_INVAL("OPC_MXU_LXHU"); + generate_exception_end(ctx, EXCP_RI); + break; + case OPC_MXU_LXB: + /* TODO: Implement emulation of LXB instruction. */ + MIPS_INVAL("OPC_MXU_LXB"); + generate_exception_end(ctx, EXCP_RI); + break; + case OPC_MXU_LXBU: + /* TODO: Implement emulation of LXBU instruction. */ + MIPS_INVAL("OPC_MXU_LXBU"); + generate_exception_end(ctx, EXCP_RI); + break; + default: + MIPS_INVAL("decode_opc_mxu"); + generate_exception_end(ctx, EXCP_RI); + break; + } +} +/* + * + * Decode MXU pool18 + * + * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 + * +-----------+---------+-----+-------+-------+-------+-----------+ + * | SPECIAL2 | rb |x x x| XRd | XRa |0 0 0 0|MXU__POOL18| + * +-----------+---------+-----+-------+-------+-------+-----------+ + * + */ +static void decode_opc_mxu__pool18(CPUMIPSState *env, DisasContext *ctx) { uint32_t opcode = extract32(ctx->opcode, 18, 3); @@ -25552,15 +25614,15 @@ static void decode_opc_mxu__pool17(CPUMIPSState *env, DisasContext *ctx) /* * - * Decode MXU pool18 + * Decode MXU pool19 * * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 * +-----------+---+---+-------+-------+-------+-------+-----------+ - * | SPECIAL2 |0 0|x x| XRd | XRc | XRb | XRa |MXU__POOL18| + * | SPECIAL2 |0 0|x x| XRd | XRc | XRb | XRa |MXU__POOL19| * +-----------+---+---+-------+-------+-------+-------+-----------+ * */ -static void decode_opc_mxu__pool18(CPUMIPSState *env, DisasContext *ctx) +static void decode_opc_mxu__pool19(CPUMIPSState *env, DisasContext *ctx) { uint32_t opcode = extract32(ctx->opcode, 22, 2); @@ -25578,15 +25640,15 @@ static void decode_opc_mxu__pool18(CPUMIPSState *env, DisasContext *ctx) /* * - * Decode MXU pool19 + * Decode MXU pool20 * * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 * +-----------+---------+-----+-------+-------+-------+-----------+ - * | SPECIAL2 |0 0 0 0 0|x x x| XRc | XRb | XRa |MXU__POOL19| + * | SPECIAL2 |0 0 0 0 0|x x x| XRc | XRb | XRa |MXU__POOL20| * +-----------+---------+-----+-------+-------+-------+-----------+ * */ -static void decode_opc_mxu__pool19(CPUMIPSState *env, DisasContext *ctx) +static void decode_opc_mxu__pool20(CPUMIPSState *env, DisasContext *ctx) { uint32_t opcode = extract32(ctx->opcode, 18, 3); @@ -25630,15 +25692,15 @@ static void decode_opc_mxu__pool19(CPUMIPSState *env, DisasContext *ctx) /* * - * Decode MXU pool20 + * Decode MXU pool21 * * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 * +-----------+---+---+-------+-------+-------+-------+-----------+ - * | SPECIAL2 |an2|x x| XRd | XRc | XRb | XRa |MXU__POOL20| + * | SPECIAL2 |an2|x x| XRd | XRc | XRb | XRa |MXU__POOL21| * +-----------+---+---+-------+-------+-------+-------+-----------+ * */ -static void decode_opc_mxu__pool20(CPUMIPSState *env, DisasContext *ctx) +static void decode_opc_mxu__pool21(CPUMIPSState *env, DisasContext *ctx) { uint32_t opcode = extract32(ctx->opcode, 22, 2); @@ -25842,10 +25904,8 @@ static void decode_opc_mxu(CPUMIPSState *env, DisasContext *ctx) case OPC_MXU__POOL16: decode_opc_mxu__pool16(env, ctx); break; - case OPC_MXU_LXB: - /* TODO: Implement emulation of LXB instruction. */ - MIPS_INVAL("OPC_MXU_LXB"); - generate_exception_end(ctx, EXCP_RI); + case OPC_MXU__POOL17: + decode_opc_mxu__pool17(env, ctx); break; case OPC_MXU_S16LDD: /* TODO: Implement emulation of S16LDD instruction. */ @@ -25897,23 +25957,23 @@ static void decode_opc_mxu(CPUMIPSState *env, DisasContext *ctx) MIPS_INVAL("OPC_MXU_Q16SLR"); generate_exception_end(ctx, EXCP_RI); break; - case OPC_MXU__POOL17: - decode_opc_mxu__pool17(env, ctx); + case OPC_MXU__POOL18: + decode_opc_mxu__pool18(env, ctx); break; case OPC_MXU_Q16SAR: /* TODO: Implement emulation of Q16SAR instruction. */ MIPS_INVAL("OPC_MXU_Q16SAR"); generate_exception_end(ctx, EXCP_RI); break; - case OPC_MXU__POOL18: - decode_opc_mxu__pool18(env, ctx); - break; case OPC_MXU__POOL19: decode_opc_mxu__pool19(env, ctx); break; case OPC_MXU__POOL20: decode_opc_mxu__pool20(env, ctx); break; + case OPC_MXU__POOL21: + decode_opc_mxu__pool21(env, ctx); + break; case OPC_MXU_Q16SCOP: /* TODO: Implement emulation of Q16SCOP instruction. */ MIPS_INVAL("OPC_MXU_Q16SCOP");