diff options
Diffstat (limited to 'target-sparc/translate.c')
| -rw-r--r-- | target-sparc/translate.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/target-sparc/translate.c b/target-sparc/translate.c index afd46b878f..0f4faf7062 100644 --- a/target-sparc/translate.c +++ b/target-sparc/translate.c @@ -4679,12 +4679,15 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) case 0xd: /* ldstub -- XXX: should be atomically */ { TCGv r_const; + TCGv tmp = tcg_temp_new(); gen_address_mask(dc, cpu_addr); - tcg_gen_qemu_ld8u(cpu_val, cpu_addr, dc->mem_idx); + tcg_gen_qemu_ld8u(tmp, cpu_addr, dc->mem_idx); r_const = tcg_const_tl(0xff); tcg_gen_qemu_st8(r_const, cpu_addr, dc->mem_idx); + tcg_gen_mov_tl(cpu_val, tmp); tcg_temp_free(r_const); + tcg_temp_free(tmp); } break; case 0x0f: |