diff options
Diffstat (limited to 'target-s390x/translate.c')
| -rw-r--r-- | target-s390x/translate.c | 36 |
1 files changed, 28 insertions, 8 deletions
diff --git a/target-s390x/translate.c b/target-s390x/translate.c index a08d47163b..c38dde8323 100644 --- a/target-s390x/translate.c +++ b/target-s390x/translate.c @@ -293,6 +293,11 @@ static inline void store_freg32(int reg, TCGv_i32 v) #endif } +static inline void return_low128(TCGv_i64 dest) +{ + tcg_gen_ld_i64(dest, cpu_env, offsetof(CPUS390XState, retxl)); +} + static inline void update_psw_addr(DisasContext *s) { /* psw.addr */ @@ -1563,14 +1568,6 @@ static void disas_e3(CPUS390XState *env, DisasContext* s, int op, int r1, set_cc_nz_u64(s, regs[r1]); tcg_temp_free_i64(tmp3); break; - case 0x86: /* MLG R1,D2(X2,B2) [RXY] */ - tmp2 = tcg_temp_new_i64(); - tmp32_1 = tcg_const_i32(r1); - tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); - gen_helper_mlg(cpu_env, tmp32_1, tmp2); - tcg_temp_free_i64(tmp2); - tcg_temp_free_i32(tmp32_1); - break; case 0x87: /* DLG R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_const_i32(r1); @@ -4732,6 +4729,13 @@ static ExitStatus op_mul(DisasContext *s, DisasOps *o) return NO_EXIT; } +static ExitStatus op_mul128(DisasContext *s, DisasOps *o) +{ + gen_helper_mul128(o->out, cpu_env, o->in1, o->in2); + return_low128(o->out2); + return NO_EXIT; +} + static ExitStatus op_sub(DisasContext *s, DisasOps *o) { tcg_gen_sub_i64(o->out, o->in1, o->in2); @@ -4800,6 +4804,15 @@ static void prep_r1(DisasContext *s, DisasFields *f, DisasOps *o) o->g_out = true; } +static void prep_r1_P(DisasContext *s, DisasFields *f, DisasOps *o) +{ + /* ??? Specification exception: r1 must be even. */ + int r1 = get_field(f, r1); + o->out = regs[r1]; + o->out2 = regs[(r1 + 1) & 15]; + o->g_out = o->g_out2 = true; +} + /* ====================================================================== */ /* The "Write OUTput" generators. These generally perform some non-trivial copy of data to TCG globals, or to main memory. The trivial cases are @@ -4844,6 +4857,13 @@ static void in1_r1_o(DisasContext *s, DisasFields *f, DisasOps *o) o->g_in1 = true; } +static void in1_r1p1(DisasContext *s, DisasFields *f, DisasOps *o) +{ + /* ??? Specification exception: r1 must be even. */ + int r1 = get_field(f, r1); + o->in1 = load_reg((r1 + 1) & 15); +} + static void in1_r1p1_32s(DisasContext *s, DisasFields *f, DisasOps *o) { /* ??? Specification exception: r1 must be even. */ |