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target-s390: Implement LURA, LURAG, STURG

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Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2013-09-20 13:04:28 -07:00
parent 81822c2f42
commit 9c3fd85b14
4 changed files with 55 additions and 0 deletions
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3
target-s390x/helper.h
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@ -111,5 +111,8 @@ DEF_HELPER_FLAGS_2(sacf, TCG_CALL_NO_WG, void, env, i64)
DEF_HELPER_FLAGS_3(ipte, TCG_CALL_NO_RWG, void, env, i64, i64)
DEF_HELPER_FLAGS_1(ptlb, TCG_CALL_NO_RWG, void, env)
DEF_HELPER_2(lra, i64, env, i64)
DEF_HELPER_FLAGS_2(lura, TCG_CALL_NO_WG, i64, env, i64)
DEF_HELPER_FLAGS_2(lurag, TCG_CALL_NO_WG, i64, env, i64)
DEF_HELPER_FLAGS_3(stura, TCG_CALL_NO_WG, void, env, i64, i64)
DEF_HELPER_FLAGS_3(sturg, TCG_CALL_NO_WG, void, env, i64, i64)
#endif

4
target-s390x/insn-data.def
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@ -739,6 +739,9 @@
C(0xb100, LRA, RX_a, Z, 0, a2, r1, 0, lra, 0)
C(0xe313, LRAY, RXY_a, LD, 0, a2, r1, 0, lra, 0)
C(0xe303, LRAG, RXY_a, Z, 0, a2, r1, 0, lra, 0)
/* LOAD USING REAL ADDRESS */
C(0xb24b, LURA, RRE, Z, 0, r2, new, r1_32, lura, 0)
C(0xb905, LURAG, RRE, Z, 0, r2, r1, 0, lurag, 0)
/* MOVE TO PRIMARY */
C(0xda00, MVCP, SS_d, Z, la1, a2, 0, 0, mvcp, 0)
/* MOVE TO SECONDARY */
@ -796,6 +799,7 @@
C(0xad00, STOSM, SI, Z, la1, 0, 0, 0, stnosm, 0)
/* STORE USING REAL ADDRESS */
C(0xb246, STURA, RRE, Z, r1_o, r2_o, 0, 0, stura, 0)
C(0xb925, STURG, RRE, Z, r1_o, r2_o, 0, 0, sturg, 0)
/* TEST PROTECTION */
C(0xe501, TPROT, SSE, Z, la1, a2, 0, 0, tprot, 0)

22
target-s390x/mem_helper.c
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@ -1034,6 +1034,21 @@ void HELPER(ptlb)(CPUS390XState *env)
tlb_flush(CPU(cpu), 1);
}
/* load using real address */
uint64_t HELPER(lura)(CPUS390XState *env, uint64_t addr)
{
CPUState *cs = CPU(s390_env_get_cpu(env));
return (uint32_t)ldl_phys(cs->as, get_address(env, 0, 0, addr));
}
uint64_t HELPER(lurag)(CPUS390XState *env, uint64_t addr)
{
CPUState *cs = CPU(s390_env_get_cpu(env));
return ldq_phys(cs->as, get_address(env, 0, 0, addr));
}
/* store using real address */
void HELPER(stura)(CPUS390XState *env, uint64_t addr, uint64_t v1)
{
@ -1042,6 +1057,13 @@ void HELPER(stura)(CPUS390XState *env, uint64_t addr, uint64_t v1)
stl_phys(cs->as, get_address(env, 0, 0, addr), (uint32_t)v1);
}
void HELPER(sturg)(CPUS390XState *env, uint64_t addr, uint64_t v1)
{
CPUState *cs = CPU(s390_env_get_cpu(env));
stq_phys(cs->as, get_address(env, 0, 0, addr), v1);
}
/* load real address */
uint64_t HELPER(lra)(CPUS390XState *env, uint64_t addr)
{

26
target-s390x/translate.c
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@ -2478,6 +2478,24 @@ static ExitStatus op_lm64(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
#ifndef CONFIG_USER_ONLY
static ExitStatus op_lura(DisasContext *s, DisasOps *o)
{
check_privileged(s);
potential_page_fault(s);
gen_helper_lura(o->out, cpu_env, o->in2);
return NO_EXIT;
}
static ExitStatus op_lurag(DisasContext *s, DisasOps *o)
{
check_privileged(s);
potential_page_fault(s);
gen_helper_lurag(o->out, cpu_env, o->in2);
return NO_EXIT;
}
#endif
static ExitStatus op_mov2(DisasContext *s, DisasOps *o)
{
o->out = o->in2;
@ -3364,6 +3382,14 @@ static ExitStatus op_stura(DisasContext *s, DisasOps *o)
gen_helper_stura(cpu_env, o->in2, o->in1);
return NO_EXIT;
}
static ExitStatus op_sturg(DisasContext *s, DisasOps *o)
{
check_privileged(s);
potential_page_fault(s);
gen_helper_sturg(cpu_env, o->in2, o->in1);
return NO_EXIT;
}
#endif
static ExitStatus op_st8(DisasContext *s, DisasOps *o)