From d1c04a2ba05bec8567a52f28979288e2237dfe9c Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Tue, 25 Sep 2012 15:10:35 -0700 Subject: [PATCH] target-s390: Convert MULTIPLY HALFWORD, SINGLE Signed-off-by: Richard Henderson --- target-s390x/insn-data.def | 18 +++++++ target-s390x/translate.c | 121 +++++++-------------------------------------- 2 files changed, 36 insertions(+), 103 deletions(-) diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def index acde181..055113a 100644 --- a/target-s390x/insn-data.def +++ b/target-s390x/insn-data.def @@ -41,6 +41,24 @@ C(0xeb7e, ALGSI, SIY, GIE, m1_64, i2, new, m1_64, add, addu64) C(0xecdb, ALGHSIK, RIE_d, DO, r3, i2, r1, 0, add, addu64) +/* MULTIPLY HALFWORD */ + C(0x4c00, MH, RX_a, Z, r1_o, m2_16s, new, r1_32, mul, 0) + C(0xe37c, MHY, RXY_a, GIE, r1_o, m2_16s, new, r1_32, mul, 0) +/* MULTIPLY HALFWORD IMMEDIATE */ + C(0xa70c, MHI, RI_a, Z, r1_o, i2, new, r1_32, mul, 0) + C(0xa70d, MGHI, RI_a, Z, r1_o, i2, r1, 0, mul, 0) +/* MULTIPLY SINGLE */ + C(0xb252, MSR, RRE, Z, r1_o, r2_o, new, r1_32, mul, 0) + C(0x7100, MS, RX_a, Z, r1_o, m2_32s, new, r1_32, mul, 0) + C(0xe351, MSY, RXY_a, LD, r1_o, m2_32s, new, r1_32, mul, 0) + C(0xb90c, MSGR, RRE, Z, r1_o, r2_o, r1, 0, mul, 0) + C(0xb91c, MSGFR, RRE, Z, r1_o, r2_32s, r1, 0, mul, 0) + C(0xe30c, MSG, RXY_a, Z, r1_o, m2_64, r1, 0, mul, 0) + C(0xe31c, MSGF, RXY_a, Z, r1_o, m2_32s, r1, 0, mul, 0) +/* MULTIPLY SINGLE IMMEDIATE */ + C(0xc201, MSFI, RIL_a, GIE, r1_o, i2, new, r1_32, mul, 0) + C(0xc200, MSGFI, RIL_a, GIE, r1_o, i2, r1, 0, mul, 0) + /* SUBTRACT */ C(0x1b00, SR, RR_a, Z, r1, r2, new, r1_32, sub, subs32) C(0xb9f9, SRK, RRF_a, DO, r2, r3, new, r1_32, sub, subs32) diff --git a/target-s390x/translate.c b/target-s390x/translate.c index 5d5856a..f09b7d1 100644 --- a/target-s390x/translate.c +++ b/target-s390x/translate.c @@ -575,22 +575,12 @@ static void set_cc_nabs64(DisasContext *s, TCGv_i64 v1) gen_op_update1_cc_i64(s, CC_OP_NABS_64, v1); } -static void set_cc_add32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, TCGv_i32 vr) -{ - gen_op_update3_cc_i32(s, CC_OP_ADD_32, v1, v2, vr); -} - static void set_cc_addu32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, TCGv_i32 vr) { gen_op_update3_cc_i32(s, CC_OP_ADDU_32, v1, v2, vr); } -static void set_cc_sub32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, TCGv_i32 vr) -{ - gen_op_update3_cc_i32(s, CC_OP_SUB_32, v1, v2, vr); -} - static void set_cc_abs32(DisasContext *s, TCGv_i32 v1) { gen_op_update1_cc_i32(s, CC_OP_ABS_32, v1); @@ -1371,17 +1361,6 @@ static void disas_e3(CPUS390XState *env, DisasContext* s, int op, int r1, tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; - case 0xc: /* MSG R1,D2(X2,B2) [RXY] */ - case 0x1c: /* MSGF R1,D2(X2,B2) [RXY] */ - tmp2 = tcg_temp_new_i64(); - if (op == 0xc) { - tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); - } else { - tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); - } - tcg_gen_mul_i64(regs[r1], regs[r1], tmp2); - tcg_temp_free_i64(tmp2); - break; case 0xd: /* DSG R1,D2(X2,B2) [RXY] */ case 0x1d: /* DSGF R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); @@ -2337,18 +2316,6 @@ static void disas_a7(CPUS390XState *env, DisasContext *s, int op, int r1, store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; - case 0xc: /* MHI R1,I2 [RI] */ - tmp32_1 = load_reg32(r1); - tcg_gen_muli_i32(tmp32_1, tmp32_1, i2); - store_reg32(r1, tmp32_1); - tcg_temp_free_i32(tmp32_1); - break; - case 0xd: /* MGHI R1,I2 [RI] */ - tmp = load_reg(r1); - tcg_gen_muli_i64(tmp, tmp, i2); - store_reg(r1, tmp); - tcg_temp_free_i64(tmp); - break; case 0xe: /* CHI R1,I2 [RI] */ tmp32_1 = load_reg32(r1); cmp_s32c(s, tmp32_1, i2); @@ -2408,14 +2375,6 @@ static void disas_b2(CPUS390XState *env, DisasContext *s, int op, store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; - case 0x52: /* MSR R1,R2 [RRE] */ - tmp32_1 = load_reg32(r1); - tmp32_2 = load_reg32(r2); - tcg_gen_mul_i32(tmp32_1, tmp32_1, tmp32_2); - store_reg32(r1, tmp32_1); - tcg_temp_free_i32(tmp32_1); - tcg_temp_free_i32(tmp32_2); - break; case 0x54: /* MVPG R1,R2 [RRE] */ tmp = load_reg(0); tmp2 = load_reg(r1); @@ -3083,18 +3042,6 @@ static void disas_b9(CPUS390XState *env, DisasContext *s, int op, int r1, store_reg(r1, tmp2); tcg_temp_free_i64(tmp2); break; - case 0xc: /* MSGR R1,R2 [RRE] */ - case 0x1c: /* MSGFR R1,R2 [RRE] */ - tmp = load_reg(r1); - tmp2 = load_reg(r2); - if (op == 0x1c) { - tcg_gen_ext32s_i64(tmp2, tmp2); - } - tcg_gen_mul_i64(tmp, tmp, tmp2); - store_reg(r1, tmp); - tcg_temp_free_i64(tmp); - tcg_temp_free_i64(tmp2); - break; case 0xd: /* DSGR R1,R2 [RRE] */ case 0x1d: /* DSGFR R1,R2 [RRE] */ tmp = load_reg(r1 + 1); @@ -3820,41 +3767,6 @@ static void disas_s390_insn(CPUS390XState *env, DisasContext *s) tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; - case 0x4a: /* AH R1,D2(X2,B2) [RX] */ - case 0x4b: /* SH R1,D2(X2,B2) [RX] */ - case 0x4c: /* MH 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(); - tmp32_1 = load_reg32(r1); - tmp32_2 = tcg_temp_new_i32(); - tmp32_3 = tcg_temp_new_i32(); - - tcg_gen_qemu_ld16s(tmp2, tmp, get_mem_index(s)); - tcg_gen_trunc_i64_i32(tmp32_2, tmp2); - switch (opc) { - case 0x4a: - tcg_gen_add_i32(tmp32_3, tmp32_1, tmp32_2); - set_cc_add32(s, tmp32_1, tmp32_2, tmp32_3); - break; - case 0x4b: - tcg_gen_sub_i32(tmp32_3, tmp32_1, tmp32_2); - set_cc_sub32(s, tmp32_1, tmp32_2, tmp32_3); - break; - case 0x4c: - tcg_gen_mul_i32(tmp32_3, tmp32_1, tmp32_2); - break; - default: - tcg_abort(); - } - store_reg32(r1, tmp32_3); - - tcg_temp_free_i32(tmp32_1); - tcg_temp_free_i32(tmp32_2); - tcg_temp_free_i32(tmp32_3); - tcg_temp_free_i64(tmp); - tcg_temp_free_i64(tmp2); - break; case 0x4d: /* BAS R1,D2(X2,B2) [RX] */ insn = ld_code4(env, s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); @@ -4022,21 +3934,6 @@ static void disas_s390_insn(CPUS390XState *env, DisasContext *s) tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; - case 0x71: /* MS 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(); - tmp32_1 = load_reg32(r1); - tmp32_2 = tcg_temp_new_i32(); - tcg_gen_qemu_ld32s(tmp2, tmp, get_mem_index(s)); - tcg_gen_trunc_i64_i32(tmp32_2, tmp2); - tcg_gen_mul_i32(tmp32_1, tmp32_1, tmp32_2); - store_reg32(r1, tmp32_1); - tcg_temp_free_i64(tmp); - tcg_temp_free_i64(tmp2); - tcg_temp_free_i32(tmp32_1); - tcg_temp_free_i32(tmp32_2); - break; case 0x78: /* LE R1,D2(X2,B2) [RX] */ insn = ld_code4(env, s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); @@ -4886,6 +4783,12 @@ static ExitStatus op_add(DisasContext *s, DisasOps *o) return NO_EXIT; } +static ExitStatus op_mul(DisasContext *s, DisasOps *o) +{ + tcg_gen_mul_i64(o->out, o->in1, o->in2); + return NO_EXIT; +} + static ExitStatus op_sub(DisasContext *s, DisasOps *o) { tcg_gen_sub_i64(o->out, o->in1, o->in2); @@ -4983,6 +4886,12 @@ static void in1_r1(DisasContext *s, DisasFields *f, DisasOps *o) o->in1 = load_reg(get_field(f, r1)); } +static void in1_r1_o(DisasContext *s, DisasFields *f, DisasOps *o) +{ + o->in1 = regs[get_field(f, r1)]; + o->g_in1 = true; +} + static void in1_r2(DisasContext *s, DisasFields *f, DisasOps *o) { o->in1 = load_reg(get_field(f, r2)); @@ -5027,6 +4936,12 @@ static void in2_r2(DisasContext *s, DisasFields *f, DisasOps *o) o->in2 = load_reg(get_field(f, r2)); } +static void in2_r2_o(DisasContext *s, DisasFields *f, DisasOps *o) +{ + o->in2 = regs[get_field(f, r2)]; + o->g_in2 = true; +} + static void in2_r3(DisasContext *s, DisasFields *f, DisasOps *o) { o->in2 = load_reg(get_field(f, r3)); -- 2.7.4