target-s390: Convert LOAD, LOAD LOGICAL
Signed-off-by: Richard Henderson <rth@twiddle.net>
diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def
index 09eb30e..0a7cba3 100644
--- a/target-s390x/insn-data.def
+++ b/target-s390x/insn-data.def
@@ -107,6 +107,26 @@
C(0xb9e7, XGRK, RRF_a, DO, r2, r3, r1, 0, xor, nz64)
C(0xe382, XG, RXY_a, Z, r1, m2_64, r1, 0, xor, nz64)
+/* LOAD */
+ C(0x1800, LR, RR_a, Z, 0, r2_o, 0, cond_r1r2_32, mov2, 0)
+ C(0x5800, L, RX_a, Z, 0, a2, new, r1_32, ld32s, 0)
+ C(0xe358, LY, RXY_a, Z, 0, a2, new, r1_32, ld32s, 0)
+ C(0xb904, LGR, RRE, Z, 0, r2_o, 0, r1, mov2, 0)
+ C(0xb914, LGFR, RRE, Z, 0, r2_32s, 0, r1, mov2, 0)
+ C(0xe304, LG, RXY_a, Z, 0, a2, r1, 0, ld64, 0)
+ C(0xe314, LGF, RXY_a, Z, 0, a2, r1, 0, ld32s, 0)
+/* LOAD IMMEDIATE */
+ C(0xc001, LGFI, RIL_a, EI, 0, i2, 0, r1, mov2, 0)
+/* LOAD RELATIVE LONG */
+ C(0xc40d, LRL, RIL_b, GIE, 0, ri2, new, r1_32, ld32s, 0)
+ C(0xc408, LGRL, RIL_b, GIE, 0, ri2, r1, 0, ld64, 0)
+ C(0xc40c, LGFRL, RIL_b, GIE, 0, ri2, r1, 0, ld32s, 0)
+/* LOAD LOGICAL */
+ C(0xb916, LLGFR, RRE, Z, 0, r2_32u, 0, r1, mov2, 0)
+ C(0xe316, LLGF, RXY_a, Z, 0, a2, r1, 0, ld32u, 0)
+/* LOAD LOGICAL RELATIVE LONG */
+ C(0xc40e, LLGFRL, RIL_b, GIE, 0, ri2, r1, 0, ld32u, 0)
+
/* MULTIPLY */
C(0x1c00, MR, RR_a, Z, r1p1_32s, r2_32s, new, r1_D32, mul, 0)
C(0x5c00, M, RX_a, Z, r1p1_32s, m2_32s, new, r1_D32, mul, 0)
diff --git a/target-s390x/translate.c b/target-s390x/translate.c
index 09c8534..5c31ecf 100644
--- a/target-s390x/translate.c
+++ b/target-s390x/translate.c
@@ -1350,7 +1350,7 @@
addr = get_address(s, x2, b2, d2);
switch (op) {
case 0x2: /* LTG R1,D2(X2,B2) [RXY] */
- case 0x4: /* lg r1,d2(x2,b2) */
+ case 0x4: /* LG r1,d2(x2,b2) */
tcg_gen_qemu_ld64(regs[r1], addr, get_mem_index(s));
if (op == 0x2) {
set_cc_s64(s, regs[r1]);
@@ -1391,16 +1391,6 @@
store_reg(r1, tmp2);
tcg_temp_free_i64(tmp2);
break;
- case 0x14: /* LGF R1,D2(X2,B2) [RXY] */
- case 0x16: /* LLGF R1,D2(X2,B2) [RXY] */
- tmp2 = tcg_temp_new_i64();
- tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s));
- if (op == 0x14) {
- tcg_gen_ext32s_i64(tmp2, tmp2);
- }
- store_reg(r1, tmp2);
- tcg_temp_free_i64(tmp2);
- break;
case 0x15: /* LGH R1,D2(X2,B2) [RXY] */
tmp2 = tcg_temp_new_i64();
tcg_gen_qemu_ld16s(tmp2, addr, get_mem_index(s));
@@ -1454,12 +1444,6 @@
tcg_gen_qemu_st32(tmp2, addr, get_mem_index(s));
tcg_temp_free_i64(tmp2);
break;
- case 0x58: /* LY R1,D2(X2,B2) [RXY] */
- tmp3 = tcg_temp_new_i64();
- tcg_gen_qemu_ld32u(tmp3, addr, get_mem_index(s));
- store_reg32_i64(r1, tmp3);
- tcg_temp_free_i64(tmp3);
- break;
case 0x71: /* LAY R1,D2(X2,B2) [RXY] */
store_reg(r1, addr);
break;
@@ -2930,9 +2914,6 @@
}
tcg_temp_free_i64(tmp);
break;
- case 0x4: /* LGR R1,R2 [RRE] */
- store_reg(r1, regs[r2]);
- break;
case 0x6: /* LGBR R1,R2 [RRE] */
tmp2 = load_reg(r2);
tcg_gen_ext8s_i64(tmp2, tmp2);
@@ -2959,22 +2940,6 @@
tcg_temp_free_i64(tmp2);
tcg_temp_free_i64(tmp3);
break;
- case 0x14: /* LGFR R1,R2 [RRE] */
- tmp32_1 = load_reg32(r2);
- tmp = tcg_temp_new_i64();
- tcg_gen_ext_i32_i64(tmp, tmp32_1);
- store_reg(r1, tmp);
- tcg_temp_free_i32(tmp32_1);
- tcg_temp_free_i64(tmp);
- break;
- case 0x16: /* LLGFR R1,R2 [RRE] */
- tmp32_1 = load_reg32(r2);
- tmp = tcg_temp_new_i64();
- tcg_gen_extu_i32_i64(tmp, tmp32_1);
- store_reg(r1, tmp);
- tcg_temp_free_i32(tmp32_1);
- tcg_temp_free_i64(tmp);
- break;
case 0x17: /* LLGTR R1,R2 [RRE] */
tmp32_1 = load_reg32(r2);
tmp = tcg_temp_new_i64();
@@ -3134,11 +3099,6 @@
store_reg(r1, tmp);
tcg_temp_free_i64(tmp);
break;
- case 0x1: /* LGFI R1,I2 [RIL] */
- tmp = tcg_const_i64((int64_t)i2);
- store_reg(r1, tmp);
- tcg_temp_free_i64(tmp);
- break;
case 0x4: /* BRCL M1,I2 [RIL] */
if (r1 == 15) { /* m1 == r1 */
gen_goto_tb(s, 0, target);
@@ -3359,13 +3319,6 @@
set_cc_comp32(s, tmp32_1);
tcg_temp_free_i32(tmp32_1);
break;
- case 0x18: /* LR R1,R2 [RR] */
- insn = ld_code2(env, s->pc);
- decode_rr(s, insn, &r1, &r2);
- tmp32_1 = load_reg32(r2);
- store_reg32(r1, tmp32_1);
- tcg_temp_free_i32(tmp32_1);
- break;
case 0x1d: /* DR R1,R2 [RR] */
insn = ld_code2(env, s->pc);
decode_rr(s, insn, &r1, &r2);
@@ -3529,18 +3482,6 @@
tcg_temp_free_i64(tmp);
tcg_temp_free_i64(tmp2);
break;
- case 0x58: /* l r1, d2(x2, b2) */
- insn = ld_code4(env, s->pc);
- tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2);
- tmp2 = tcg_temp_new_i64();
- tmp32_1 = tcg_temp_new_i32();
- tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s));
- tcg_gen_trunc_i64_i32(tmp32_1, tmp2);
- store_reg32(r1, tmp32_1);
- tcg_temp_free_i64(tmp);
- tcg_temp_free_i64(tmp2);
- tcg_temp_free_i32(tmp32_1);
- break;
case 0x5d: /* D R1,D2(X2,B2) [RX] */
insn = ld_code4(env, s->pc);
tmp3 = decode_rx(s, insn, &r1, &x2, &b2, &d2);
@@ -4439,6 +4380,33 @@
return NO_EXIT;
}
+static ExitStatus op_ld32s(DisasContext *s, DisasOps *o)
+{
+ tcg_gen_qemu_ld32s(o->out, o->in2, get_mem_index(s));
+ return NO_EXIT;
+}
+
+static ExitStatus op_ld32u(DisasContext *s, DisasOps *o)
+{
+ tcg_gen_qemu_ld32u(o->out, o->in2, get_mem_index(s));
+ return NO_EXIT;
+}
+
+static ExitStatus op_ld64(DisasContext *s, DisasOps *o)
+{
+ tcg_gen_qemu_ld64(o->out, o->in2, get_mem_index(s));
+ return NO_EXIT;
+}
+
+static ExitStatus op_mov2(DisasContext *s, DisasOps *o)
+{
+ o->out = o->in2;
+ o->g_out = o->g_in2;
+ TCGV_UNUSED_I64(o->in2);
+ o->g_in2 = false;
+ return NO_EXIT;
+}
+
static ExitStatus op_mul(DisasContext *s, DisasOps *o)
{
tcg_gen_mul_i64(o->out, o->in1, o->in2);
@@ -4578,6 +4546,11 @@
generally handled by having a "prep" generator install the TCG global
as the destination of the operation. */
+static void wout_r1(DisasContext *s, DisasFields *f, DisasOps *o)
+{
+ store_reg(get_field(f, r1), o->out);
+}
+
static void wout_r1_32(DisasContext *s, DisasFields *f, DisasOps *o)
{
store_reg32_i64(get_field(f, r1), o->out);
@@ -4592,6 +4565,13 @@
store_reg32_i64(r1, o->out);
}
+static void wout_cond_r1r2_32(DisasContext *s, DisasFields *f, DisasOps *o)
+{
+ if (get_field(f, r1) != get_field(f, r2)) {
+ store_reg32_i64(get_field(f, r1), o->out);
+ }
+}
+
static void wout_m1_32(DisasContext *s, DisasFields *f, DisasOps *o)
{
tcg_gen_qemu_st32(o->out, o->addr1, get_mem_index(s));
