target/s390x: Implement LOAD PAIR DISJOINT
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net> Signed-off-by: Eric Bischoff <ebischoff@nerim.net> Message-Id: <20170228120134.7921-1-ebischoff@suse.com> [rth: Combine the two via insn->data; free the address temps.] Signed-off-by: Richard Henderson <rth@twiddle.net>
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44977a8fe7
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@ -504,7 +504,9 @@
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C(0xb9e2, LOCGR, RRF_c, LOC, r1, r2, r1, 0, loc, 0)
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C(0xb9e2, LOCGR, RRF_c, LOC, r1, r2, r1, 0, loc, 0)
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C(0xebf2, LOC, RSY_b, LOC, r1, m2_32u, new, r1_32, loc, 0)
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C(0xebf2, LOC, RSY_b, LOC, r1, m2_32u, new, r1_32, loc, 0)
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C(0xebe2, LOCG, RSY_b, LOC, r1, m2_64, r1, 0, loc, 0)
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C(0xebe2, LOCG, RSY_b, LOC, r1, m2_64, r1, 0, loc, 0)
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/* LOAD PAIR DISJOINT TODO */
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/* LOAD PAIR DISJOINT */
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D(0xc804, LPD, SSF, ILA, 0, 0, new_P, r3_P32, lpd, 0, MO_TEUL)
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D(0xc805, LPDG, SSF, ILA, 0, 0, new_P, r3_P64, lpd, 0, MO_TEQ)
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/* LOAD POSITIVE */
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/* LOAD POSITIVE */
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C(0x1000, LPR, RR_a, Z, 0, r2_32s, new, r1_32, abs, abs32)
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C(0x1000, LPR, RR_a, Z, 0, r2_32s, new, r1_32, abs, abs32)
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C(0xb900, LPGR, RRE, Z, 0, r2, r1, 0, abs, abs64)
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C(0xb900, LPGR, RRE, Z, 0, r2, r1, 0, abs, abs64)
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@ -2559,6 +2559,7 @@ static ExitStatus op_lctlg(DisasContext *s, DisasOps *o)
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tcg_temp_free_i32(r3);
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tcg_temp_free_i32(r3);
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return NO_EXIT;
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return NO_EXIT;
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}
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}
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static ExitStatus op_lra(DisasContext *s, DisasOps *o)
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static ExitStatus op_lra(DisasContext *s, DisasOps *o)
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{
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{
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check_privileged(s);
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check_privileged(s);
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@ -2759,6 +2760,31 @@ static ExitStatus op_lm64(DisasContext *s, DisasOps *o)
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return NO_EXIT;
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return NO_EXIT;
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}
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}
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static ExitStatus op_lpd(DisasContext *s, DisasOps *o)
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{
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TCGv_i64 a1, a2;
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TCGMemOp mop = s->insn->data;
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/* In a parallel context, stop the world and single step. */
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if (parallel_cpus) {
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potential_page_fault(s);
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gen_exception(EXCP_ATOMIC);
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return EXIT_NORETURN;
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}
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/* In a serial context, perform the two loads ... */
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a1 = get_address(s, 0, get_field(s->fields, b1), get_field(s->fields, d1));
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a2 = get_address(s, 0, get_field(s->fields, b2), get_field(s->fields, d2));
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tcg_gen_qemu_ld_i64(o->out, a1, get_mem_index(s), mop | MO_ALIGN);
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tcg_gen_qemu_ld_i64(o->out2, a2, get_mem_index(s), mop | MO_ALIGN);
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tcg_temp_free_i64(a1);
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tcg_temp_free_i64(a2);
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/* ... and indicate that we performed them while interlocked. */
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gen_op_movi_cc(s, 0);
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return NO_EXIT;
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}
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#ifndef CONFIG_USER_ONLY
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#ifndef CONFIG_USER_ONLY
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static ExitStatus op_lura(DisasContext *s, DisasOps *o)
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static ExitStatus op_lura(DisasContext *s, DisasOps *o)
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{
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{
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@ -4430,6 +4456,22 @@ static void wout_r1_D32(DisasContext *s, DisasFields *f, DisasOps *o)
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}
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}
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#define SPEC_wout_r1_D32 SPEC_r1_even
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#define SPEC_wout_r1_D32 SPEC_r1_even
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static void wout_r3_P32(DisasContext *s, DisasFields *f, DisasOps *o)
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{
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int r3 = get_field(f, r3);
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store_reg32_i64(r3, o->out);
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store_reg32_i64(r3 + 1, o->out2);
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}
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#define SPEC_wout_r3_P32 SPEC_r3_even
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static void wout_r3_P64(DisasContext *s, DisasFields *f, DisasOps *o)
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{
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int r3 = get_field(f, r3);
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store_reg(r3, o->out);
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store_reg(r3 + 1, o->out2);
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}
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#define SPEC_wout_r3_P64 SPEC_r3_even
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static void wout_e1(DisasContext *s, DisasFields *f, DisasOps *o)
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static void wout_e1(DisasContext *s, DisasFields *f, DisasOps *o)
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{
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{
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store_freg32_i64(get_field(f, r1), o->out);
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store_freg32_i64(get_field(f, r1), o->out);
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