diff options
| author | Richard Henderson <rth@twiddle.net> | 2012-09-01 14:13:52 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2013-01-05 12:18:45 -0800 |
| commit | 2db014b5a73f295f6edbdc2c8400a94ccfc90624 (patch) | |
| tree | 3adad748a4bc326b97b950ea7233660b84bfdb99 /target-s390x | |
| parent | 99b4f24b3e636ab241b53bc16bf8f0a0ac4a2271 (diff) | |
| download | qemu-2db014b5a73f295f6edbdc2c8400a94ccfc90624.zip qemu-2db014b5a73f295f6edbdc2c8400a94ccfc90624.tar.gz qemu-2db014b5a73f295f6edbdc2c8400a94ccfc90624.tar.bz2 | |
target-s390: Implement CPSDR
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-s390x')
| -rw-r--r-- | target-s390x/insn-data.def | 3 | ||||
| -rw-r--r-- | target-s390x/translate.c | 16 |
2 files changed, 19 insertions, 0 deletions
diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def index 49e4a44..b023911 100644 --- a/target-s390x/insn-data.def +++ b/target-s390x/insn-data.def @@ -104,6 +104,9 @@ /* CHECKSUM */ C(0xb241, CKSM, RRE, Z, r1_o, ra2, new, r1_32, cksm, 0) +/* COPY SIGN */ + C(0xb372, CPSDR, RRF_b, FPSSH, f3_o, f2_o, f1, 0, cps, 0) + /* COMPARE */ C(0x1900, CR, RR_a, Z, r1_o, r2_o, 0, 0, 0, cmps32) C(0x5900, C, RX_a, Z, r1_o, m2_32s, 0, 0, 0, cmps32) diff --git a/target-s390x/translate.c b/target-s390x/translate.c index fe88095..2873f7d 100644 --- a/target-s390x/translate.c +++ b/target-s390x/translate.c @@ -1719,6 +1719,16 @@ static ExitStatus op_clst(DisasContext *s, DisasOps *o) return NO_EXIT; } +static ExitStatus op_cps(DisasContext *s, DisasOps *o) +{ + TCGv_i64 t = tcg_temp_new_i64(); + tcg_gen_andi_i64(t, o->in1, 0x8000000000000000ull); + tcg_gen_andi_i64(o->out, o->in2, 0x7fffffffffffffffull); + tcg_gen_or_i64(o->out, o->out, t); + tcg_temp_free_i64(t); + return NO_EXIT; +} + static ExitStatus op_cs(DisasContext *s, DisasOps *o) { int r3 = get_field(s->fields, r3); @@ -3801,6 +3811,12 @@ static void in1_x1_o(DisasContext *s, DisasFields *f, DisasOps *o) o->g_out = o->g_out2 = true; } +static void in1_f3_o(DisasContext *s, DisasFields *f, DisasOps *o) +{ + o->in1 = fregs[get_field(f, r3)]; + o->g_in1 = true; +} + static void in1_la1(DisasContext *s, DisasFields *f, DisasOps *o) { o->addr1 = get_address(s, 0, get_field(f, b1), get_field(f, d1)); |