diff options
Diffstat (limited to 'target-s390x/translate.c')
| -rw-r--r-- | target-s390x/translate.c | 35 |
1 files changed, 13 insertions, 22 deletions
diff --git a/target-s390x/translate.c b/target-s390x/translate.c index d459b25..25bbf45 100644 --- a/target-s390x/translate.c +++ b/target-s390x/translate.c @@ -283,12 +283,6 @@ static inline void store_reg16(int reg, TCGv_i32 v) #endif } -static inline void store_reg8(int reg, TCGv_i64 v) -{ - /* 8 bit register writes keep the upper bytes */ - tcg_gen_deposit_i64(regs[reg], regs[reg], v, 0, 8); -} - static inline void store_freg32(int reg, TCGv_i32 v) { /* 32 bit register writes keep the lower half */ @@ -1244,7 +1238,7 @@ static void gen_op_clc(DisasContext *s, int l, TCGv_i64 s1, TCGv_i64 s2) static void disas_e3(CPUS390XState *env, DisasContext* s, int op, int r1, int x2, int b2, int d2) { - TCGv_i64 addr, tmp2, tmp3; + TCGv_i64 addr, tmp2; TCGv_i32 tmp32_1; LOG_DISAS("disas_e3: op 0x%x r1 %d x2 %d b2 %d d2 %d\n", @@ -1294,12 +1288,6 @@ static void disas_e3(CPUS390XState *env, DisasContext* s, int op, int r1, tcg_gen_qemu_st32(tmp2, addr, get_mem_index(s)); tcg_temp_free_i64(tmp2); break; - case 0x73: /* ICY R1,D2(X2,B2) [RXY] */ - tmp3 = tcg_temp_new_i64(); - tcg_gen_qemu_ld8u(tmp3, addr, get_mem_index(s)); - store_reg8(r1, tmp3); - tcg_temp_free_i64(tmp3); - break; default: LOG_DISAS("illegal e3 operation 0x%x\n", op); gen_illegal_opcode(s); @@ -2383,15 +2371,6 @@ static void disas_s390_insn(CPUS390XState *env, DisasContext *s) LOG_DISAS("opc 0x%x\n", opc); switch (opc) { - case 0x43: /* IC R1,D2(X2,B2) [RX] */ - insn = ld_code4(env, s->pc); - tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); - tmp2 = tcg_temp_new_i64(); - tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); - store_reg8(r1, tmp2); - tcg_temp_free_i64(tmp); - tcg_temp_free_i64(tmp2); - break; case 0x44: /* EX R1,D2(X2,B2) [RX] */ insn = ld_code4(env, s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); @@ -3922,6 +3901,12 @@ static void wout_r1(DisasContext *s, DisasFields *f, DisasOps *o) store_reg(get_field(f, r1), o->out); } +static void wout_r1_8(DisasContext *s, DisasFields *f, DisasOps *o) +{ + int r1 = get_field(f, r1); + tcg_gen_deposit_i64(regs[r1], regs[r1], o->out, 0, 8); +} + static void wout_r1_32(DisasContext *s, DisasFields *f, DisasOps *o) { store_reg32_i64(get_field(f, r1), o->out); @@ -4180,6 +4165,12 @@ static void in2_ri2(DisasContext *s, DisasFields *f, DisasOps *o) o->in2 = tcg_const_i64(s->pc + (int64_t)get_field(f, i2) * 2); } +static void in2_m2_8u(DisasContext *s, DisasFields *f, DisasOps *o) +{ + in2_a2(s, f, o); + tcg_gen_qemu_ld8u(o->in2, o->in2, get_mem_index(s)); +} + static void in2_m2_16s(DisasContext *s, DisasFields *f, DisasOps *o) { in2_a2(s, f, o); |