diff options
| author | Richard Henderson <rth@twiddle.net> | 2012-08-27 11:04:48 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2013-01-05 12:18:43 -0800 |
| commit | 7ab938d706b515cfe4680a823525693124e2047d (patch) | |
| tree | 6d0693778331c08a5a8e7645ea186e3fa82cd125 /target-s390x | |
| parent | fc778b55a5ae45abac2a94d591e7490622917872 (diff) | |
target-s390: Convert LPSWE
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-s390x')
| -rw-r--r-- | target-s390x/insn-data.def | 2 | ||||
| -rw-r--r-- | target-s390x/translate.c | 37 |
2 files changed, 20 insertions, 19 deletions
diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def index ba070f1725..b0cf90880a 100644 --- a/target-s390x/insn-data.def +++ b/target-s390x/insn-data.def @@ -627,6 +627,8 @@ C(0xeb2f, LCTLG, RSY_a, Z, 0, a2, 0, 0, lctlg, 0) /* LOAD PSW */ C(0x8200, LPSW, S, Z, 0, a2, 0, 0, lpsw, 0) +/* LOAD PSW EXTENDED */ + C(0xb2b2, LPSWE, S, Z, 0, a2, 0, 0, lpswe, 0) /* LOAD REAL ADDRESS */ C(0xb100, LRA, RX_a, Z, 0, a2, r1, 0, lra, 0) C(0xe313, LRAY, RXY_a, LD, 0, a2, r1, 0, lra, 0) diff --git a/target-s390x/translate.c b/target-s390x/translate.c index b5cc573b6e..5472dfc1c4 100644 --- a/target-s390x/translate.c +++ b/target-s390x/translate.c @@ -1022,10 +1022,9 @@ static void disas_b2(CPUS390XState *env, DisasContext *s, int op, uint32_t insn) { #ifndef CONFIG_USER_ONLY - TCGv_i64 tmp, tmp2, tmp3; + TCGv_i64 tmp; TCGv_i32 tmp32_1; int r1, r2; - int r3, d2, b2; r1 = (insn >> 4) & 0xf; r2 = insn & 0xf; @@ -1033,23 +1032,6 @@ static void disas_b2(CPUS390XState *env, DisasContext *s, int op, LOG_DISAS("disas_b2: op 0x%x r1 %d r2 %d\n", op, r1, r2); switch (op) { - case 0xb2: /* LPSWE D2(B2) [S] */ - /* Load PSW Extended */ - check_privileged(s); - decode_rs(s, insn, &r1, &r3, &b2, &d2); - tmp = get_address(s, 0, b2, d2); - tmp2 = tcg_temp_new_i64(); - tmp3 = tcg_temp_new_i64(); - tcg_gen_qemu_ld64(tmp2, tmp, get_mem_index(s)); - tcg_gen_addi_i64(tmp, tmp, 8); - tcg_gen_qemu_ld64(tmp3, tmp, get_mem_index(s)); - gen_helper_load_psw(cpu_env, tmp2, tmp3); - /* we need to keep cc_op intact */ - s->is_jmp = DISAS_JUMP; - tcg_temp_free_i64(tmp); - tcg_temp_free_i64(tmp2); - tcg_temp_free_i64(tmp3); - break; case 0x20: /* SERVC R1,R2 [RRE] */ /* SCLP Service call (PV hypercall) */ check_privileged(s); @@ -2254,6 +2236,23 @@ static ExitStatus op_lpsw(DisasContext *s, DisasOps *o) tcg_temp_free_i64(t2); return EXIT_NORETURN; } + +static ExitStatus op_lpswe(DisasContext *s, DisasOps *o) +{ + TCGv_i64 t1, t2; + + check_privileged(s); + + t1 = tcg_temp_new_i64(); + t2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld64(t1, o->in2, get_mem_index(s)); + tcg_gen_addi_i64(o->in2, o->in2, 8); + tcg_gen_qemu_ld64(t2, o->in2, get_mem_index(s)); + gen_helper_load_psw(cpu_env, t1, t2); + tcg_temp_free_i64(t1); + tcg_temp_free_i64(t2); + return EXIT_NORETURN; +} #endif static ExitStatus op_lam(DisasContext *s, DisasOps *o) |