diff options
| author | Richard Henderson <rth@twiddle.net> | 2012-10-05 16:55:01 -0700 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2012-10-07 16:39:32 +0000 |
| commit | c33f80f52a4621e6ed2d021adb08c7de8bec09d8 (patch) | |
| tree | 2eb47146bf60ec797e2f479ed6177ad8cd9f0ef7 /target-sparc/translate.c | |
| parent | f52879b4410aa511e7c2baccc6a2fe37096b471e (diff) | |
target-sparc: Use DisasCompare and movcond in MOVR
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'target-sparc/translate.c')
| -rw-r--r-- | target-sparc/translate.c | 31 |
1 files changed, 14 insertions, 17 deletions
diff --git a/target-sparc/translate.c b/target-sparc/translate.c index 6c9be294e8..9aef8e58fd 100644 --- a/target-sparc/translate.c +++ b/target-sparc/translate.c @@ -4118,27 +4118,24 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) case 0x2f: /* V9 movr */ { int cond = GET_FIELD_SP(insn, 10, 12); - int l1; - - cpu_src1 = get_src1(insn, cpu_src1); - - l1 = gen_new_label(); + DisasCompare cmp; - tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], - cpu_src1, 0, l1); - if (IS_IMM) { /* immediate */ - TCGv r_const; + gen_compare_reg(&cmp, cond, cpu_src1); + /* The get_src2 above loaded the normal 13-bit + immediate field, not the 10-bit field we have + in movr. But it did handle the reg case. */ + if (IS_IMM) { simm = GET_FIELD_SPs(insn, 0, 9); - r_const = tcg_const_tl(simm); - gen_movl_TN_reg(rd, r_const); - tcg_temp_free(r_const); - } else { - rs2 = GET_FIELD_SP(insn, 0, 4); - gen_movl_reg_TN(rs2, cpu_tmp0); - gen_movl_TN_reg(rd, cpu_tmp0); + tcg_gen_movi_tl(cpu_src2, simm); } - gen_set_label(l1); + + gen_movl_reg_TN(rd, cpu_dst); + tcg_gen_movcond_tl(cmp.cond, cpu_dst, + cmp.c1, cmp.c2, + cpu_src2, cpu_dst); + free_compare(&cmp); + gen_movl_TN_reg(rd, cpu_dst); break; } #endif |