diff options
| -rw-r--r-- | target-sparc/translate.c | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/target-sparc/translate.c b/target-sparc/translate.c index 4920cf28e7..82f5e67f0f 100644 --- a/target-sparc/translate.c +++ b/target-sparc/translate.c @@ -2026,27 +2026,16 @@ static inline void gen_ne_fop_QD(DisasContext *dc, int rd, int rs, static void gen_swap(DisasContext *dc, TCGv dst, TCGv src, TCGv addr, int mmu_idx, TCGMemOp memop) { - /* ??? Should be atomic. */ - TCGv t0 = tcg_temp_new(); gen_address_mask(dc, addr); - tcg_gen_qemu_ld_tl(t0, addr, mmu_idx, memop); - tcg_gen_qemu_st_tl(src, addr, mmu_idx, memop); - tcg_gen_mov_tl(dst, t0); - tcg_temp_free(t0); + tcg_gen_atomic_xchg_tl(dst, addr, src, mmu_idx, memop); } static void gen_ldstub(DisasContext *dc, TCGv dst, TCGv addr, int mmu_idx) { - /* ??? Should be atomic. */ - TCGv_i32 t0 = tcg_temp_new_i32(); - TCGv_i32 t1 = tcg_const_i32(0xff); - + TCGv m1 = tcg_const_tl(0xff); gen_address_mask(dc, addr); - tcg_gen_qemu_ld_i32(t0, addr, mmu_idx, MO_UB); - tcg_gen_qemu_st_i32(t1, addr, mmu_idx, MO_UB); - tcg_gen_extu_i32_tl(dst, t0); - tcg_temp_free_i32(t0); - tcg_temp_free_i32(t1); + tcg_gen_atomic_xchg_tl(dst, addr, m1, mmu_idx, MO_UB); + tcg_temp_free(m1); } /* asi moves */ |