Message ID | 1464673745-14628-1-git-send-email-peer.adelt@c-lab.de |
---|---|
State | New |
Headers | show |
On 05/31/2016 07:49 AM, peer.adelt@c-lab.de wrote: > From: Peer Adelt <peer.adelt@c-lab.de> > > If D[15] is != sign_ext(const4) then PC will be set to (PC + > zero_ext(disp4 + 16)). > > Signed-off-by: Peer Adelt <peer.adelt@c-lab.de> > --- > target-tricore/translate.c | 11 +++++++++++ > target-tricore/tricore-opcodes.h | 1 + > 2 files changed, 12 insertions(+) > > diff --git a/target-tricore/translate.c b/target-tricore/translate.c > index 960ee33..21732f8 100644 > --- a/target-tricore/translate.c > +++ b/target-tricore/translate.c > @@ -3363,6 +3363,7 @@ static void gen_compute_branch(DisasContext *ctx, uint32_t opc, int r1, > gen_branch_condi(ctx, TCG_COND_EQ, cpu_gpr_d[15], constant, offset); > break; > case OPC1_16_SBC_JNE: > + case OPC1_16_SBC_JNE16: > gen_branch_condi(ctx, TCG_COND_NE, cpu_gpr_d[15], constant, offset); > break; > /* SBRN-format jumps */ > @@ -4097,6 +4098,16 @@ static void decode_16Bit_opc(CPUTriCoreState *env, DisasContext *ctx) > const16 = MASK_OP_SBC_CONST4_SEXT(ctx->opcode); > gen_compute_branch(ctx, op1, 0, 0, const16, address); > break; > + case OPC1_16_SBC_JEQ16: This doesn't compile since OPC1_16_SBC_JEQ16 is not defined. Remove this or better implement JEQ16 as well since both insn are similar. Also, if you resend a patches always resend the whole series and add the reviewed-by tags to the commit messages of already reviewed patches. Cheers, Bastian
diff --git a/target-tricore/translate.c b/target-tricore/translate.c index 960ee33..21732f8 100644 --- a/target-tricore/translate.c +++ b/target-tricore/translate.c @@ -3363,6 +3363,7 @@ static void gen_compute_branch(DisasContext *ctx, uint32_t opc, int r1, gen_branch_condi(ctx, TCG_COND_EQ, cpu_gpr_d[15], constant, offset); break; case OPC1_16_SBC_JNE: + case OPC1_16_SBC_JNE16: gen_branch_condi(ctx, TCG_COND_NE, cpu_gpr_d[15], constant, offset); break; /* SBRN-format jumps */ @@ -4097,6 +4098,16 @@ static void decode_16Bit_opc(CPUTriCoreState *env, DisasContext *ctx) const16 = MASK_OP_SBC_CONST4_SEXT(ctx->opcode); gen_compute_branch(ctx, op1, 0, 0, const16, address); break; + case OPC1_16_SBC_JEQ16: + case OPC1_16_SBC_JNE16: + if (tricore_feature(env, TRICORE_FEATURE_16)) { + address = MASK_OP_SBC_DISP4(ctx->opcode); + const16 = MASK_OP_SBC_CONST4_SEXT(ctx->opcode); + gen_compute_branch(ctx, op1, 0, 0, const16, address + 16); + } else { + generate_trap(ctx, TRAPC_INSN_ERR, TIN2_IOPC); + } + break; /* SBRN-format */ case OPC1_16_SBRN_JNZ_T: case OPC1_16_SBRN_JZ_T: diff --git a/target-tricore/tricore-opcodes.h b/target-tricore/tricore-opcodes.h index 2f25613..7925354 100644 --- a/target-tricore/tricore-opcodes.h +++ b/target-tricore/tricore-opcodes.h @@ -318,6 +318,7 @@ enum { OPC1_16_SBR_JLEZ = 0x8e, OPC1_16_SBR_JLTZ = 0x0e, OPC1_16_SBC_JNE = 0x5e, + OPC1_16_SBC_JNE16 = 0xde, OPC1_16_SBR_JNE = 0x7e, OPC1_16_SB_JNZ = 0xee, OPC1_16_SBR_JNZ = 0xf6,