diff options
Diffstat (limited to 'target/mips')
| -rw-r--r-- | target/mips/translate.c | 41 |
1 files changed, 23 insertions, 18 deletions
diff --git a/target/mips/translate.c b/target/mips/translate.c index 3b1dd59382..9d5bf7a4c2 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -24999,6 +24999,29 @@ static void decode_opc_mxu(CPUMIPSState *env, DisasContext *ctx) */ uint32_t opcode = extract32(ctx->opcode, 0, 6); + if (opcode == OPC__MXU_MUL) { + uint32_t rs, rt, rd, op1; + + rs = extract32(ctx->opcode, 21, 5); + rt = extract32(ctx->opcode, 16, 5); + rd = extract32(ctx->opcode, 11, 5); + op1 = MASK_SPECIAL2(ctx->opcode); + + gen_arith(ctx, op1, rd, rs, rt); + + return; + } + + if (opcode == OPC_MXU_S32M2I) { + gen_mxu_s32m2i(ctx); + return; + } + + if (opcode == OPC_MXU_S32I2M) { + gen_mxu_s32i2m(ctx); + return; + } + switch (opcode) { case OPC_MXU_S32MADD: /* TODO: Implement emulation of S32MADD instruction. */ @@ -25010,18 +25033,6 @@ static void decode_opc_mxu(CPUMIPSState *env, DisasContext *ctx) MIPS_INVAL("OPC_MXU_S32MADDU"); generate_exception_end(ctx, EXCP_RI); break; - case OPC__MXU_MUL: /* 0x2 - unused in MXU specs */ - { - uint32_t rs, rt, rd, op1; - - rs = extract32(ctx->opcode, 21, 5); - rt = extract32(ctx->opcode, 16, 5); - rd = extract32(ctx->opcode, 11, 5); - op1 = MASK_SPECIAL2(ctx->opcode); - - gen_arith(ctx, op1, rd, rs, rt); - } - break; case OPC_MXU__POOL00: decode_opc_mxu__pool00(env, ctx); break; @@ -25173,12 +25184,6 @@ static void decode_opc_mxu(CPUMIPSState *env, DisasContext *ctx) MIPS_INVAL("OPC_MXU_S16SDI"); generate_exception_end(ctx, EXCP_RI); break; - case OPC_MXU_S32M2I: - gen_mxu_s32m2i(ctx); - break; - case OPC_MXU_S32I2M: - gen_mxu_s32i2m(ctx); - break; case OPC_MXU_D32SLL: /* TODO: Implement emulation of D32SLL instruction. */ MIPS_INVAL("OPC_MXU_D32SLL"); |