diff options
Diffstat (limited to 'target-mips')
| -rw-r--r-- | target-mips/translate.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/target-mips/translate.c b/target-mips/translate.c index 2484b238db..c6b5862e16 100644 --- a/target-mips/translate.c +++ b/target-mips/translate.c @@ -2359,35 +2359,32 @@ static void gen_cond_move(CPUMIPSState *env, DisasContext *ctx, uint32_t opc, int rd, int rs, int rt) { const char *opn = "cond move"; - int l1; + TCGv t0, t1, t2; if (rd == 0) { - /* If no destination, treat it as a NOP. - For add & sub, we must generate the overflow exception when needed. */ + /* If no destination, treat it as a NOP. */ MIPS_DEBUG("NOP"); return; } - l1 = gen_new_label(); + t0 = tcg_temp_new(); + gen_load_gpr(t0, rt); + t1 = tcg_const_tl(0); + t2 = tcg_temp_new(); + gen_load_gpr(t2, rs); switch (opc) { case OPC_MOVN: - if (likely(rt != 0)) - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rt], 0, l1); - else - tcg_gen_br(l1); + tcg_gen_movcond_tl(TCG_COND_NE, cpu_gpr[rd], t0, t1, t2, cpu_gpr[rd]); opn = "movn"; break; case OPC_MOVZ: - if (likely(rt != 0)) - tcg_gen_brcondi_tl(TCG_COND_NE, cpu_gpr[rt], 0, l1); + tcg_gen_movcond_tl(TCG_COND_EQ, cpu_gpr[rd], t0, t1, t2, cpu_gpr[rd]); opn = "movz"; break; } - if (rs != 0) - tcg_gen_mov_tl(cpu_gpr[rd], cpu_gpr[rs]); - else - tcg_gen_movi_tl(cpu_gpr[rd], 0); - gen_set_label(l1); + tcg_temp_free(t2); + tcg_temp_free(t1); + tcg_temp_free(t0); (void)opn; /* avoid a compiler warning */ MIPS_DEBUG("%s %s, %s, %s", opn, regnames[rd], regnames[rs], regnames[rt]); |