diff options
Diffstat (limited to 'target/mips/translate.c')
| -rw-r--r-- | target/mips/translate.c | 32 |
1 files changed, 10 insertions, 22 deletions
diff --git a/target/mips/translate.c b/target/mips/translate.c index da5d555916..6b59358b39 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -6,6 +6,7 @@ * Copyright (c) 2006 Thiemo Seufer (MIPS32R2 support) * Copyright (c) 2009 CodeSourcery (MIPS16 and microMIPS support) * Copyright (c) 2012 Jia Liu & Dongxue Zhang (MIPS ASE DSP support) + * Copyright (c) 2020 Philippe Mathieu-Daudé * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -135,8 +136,6 @@ enum { OPC_JIALC = (0x3E << 26), /* MDMX ASE specific */ OPC_MDMX = (0x1E << 26), - /* MSA ASE, same as MDMX */ - OPC_MSA = OPC_MDMX, /* Cache and prefetch */ OPC_CACHE = (0x2F << 26), OPC_PREF = (0x33 << 26), @@ -28827,21 +28826,6 @@ static bool decode_opc_legacy(CPUMIPSState *env, DisasContext *ctx) } break; } - case OPC_BZ_V: - case OPC_BNZ_V: - case OPC_BZ_B: - case OPC_BZ_H: - case OPC_BZ_W: - case OPC_BZ_D: - case OPC_BNZ_B: - case OPC_BNZ_H: - case OPC_BNZ_W: - case OPC_BNZ_D: - if (ase_msa_available(env)) { - gen_msa_branch(ctx, op1); - break; - } - /* fall through */ default: MIPS_INVAL("cp1"); gen_reserved_instruction(ctx); @@ -29023,16 +29007,13 @@ static bool decode_opc_legacy(CPUMIPSState *env, DisasContext *ctx) gen_compute_branch(ctx, op, 4, rs, rt, offset, 4); } break; - case OPC_MSA: /* OPC_MDMX */ + case OPC_MDMX: /* MMI_OPC_LQ */ if (ctx->insn_flags & INSN_R5900) { #if defined(TARGET_MIPS64) - gen_mmi_lq(env, ctx); /* MMI_OPC_LQ */ + gen_mmi_lq(env, ctx); #endif } else { /* MDMX: Not implemented. */ - if (ase_msa_available(env)) { - gen_msa(ctx); - } } break; case OPC_PCREL: @@ -29065,6 +29046,13 @@ static void decode_opc(CPUMIPSState *env, DisasContext *ctx) gen_set_label(l1); } + /* Transition to the auto-generated decoder. */ + + /* ISA extensions */ + if (ase_msa_available(env) && decode_ase_msa(ctx, ctx->opcode)) { + return; + } + if (decode_opc_legacy(env, ctx)) { return; } |