diff options
Diffstat (limited to 'target/arm/tcg/translate-a64.c')
| -rw-r--r-- | target/arm/tcg/translate-a64.c | 37 |
1 files changed, 2 insertions, 35 deletions
diff --git a/target/arm/tcg/translate-a64.c b/target/arm/tcg/translate-a64.c index 10e8dcf743..ad78b8b120 100644 --- a/target/arm/tcg/translate-a64.c +++ b/target/arm/tcg/translate-a64.c @@ -1324,41 +1324,8 @@ static void ext_and_shift_reg(TCGv_i64 tcg_out, TCGv_i64 tcg_in, int extsize = extract32(option, 0, 2); bool is_signed = extract32(option, 2, 1); - if (is_signed) { - switch (extsize) { - case 0: - tcg_gen_ext8s_i64(tcg_out, tcg_in); - break; - case 1: - tcg_gen_ext16s_i64(tcg_out, tcg_in); - break; - case 2: - tcg_gen_ext32s_i64(tcg_out, tcg_in); - break; - case 3: - tcg_gen_mov_i64(tcg_out, tcg_in); - break; - } - } else { - switch (extsize) { - case 0: - tcg_gen_ext8u_i64(tcg_out, tcg_in); - break; - case 1: - tcg_gen_ext16u_i64(tcg_out, tcg_in); - break; - case 2: - tcg_gen_ext32u_i64(tcg_out, tcg_in); - break; - case 3: - tcg_gen_mov_i64(tcg_out, tcg_in); - break; - } - } - - if (shift) { - tcg_gen_shli_i64(tcg_out, tcg_out, shift); - } + tcg_gen_ext_i64(tcg_out, tcg_in, extsize | (is_signed ? MO_SIGN : 0)); + tcg_gen_shli_i64(tcg_out, tcg_out, shift); } static inline void gen_check_sp_alignment(DisasContext *s) |