*/
#include "cpu.h"
-#include "helper.h"
+#include "exec/helper-proto.h"
+#include "exec/cpu_ldst.h"
/*****************************************************************************/
/* Softmmu support */
#if !defined(CONFIG_USER_ONLY)
-#include "exec/softmmu_exec.h"
-
-#define MMUSUFFIX _mmu
-
-#define SHIFT 0
-#include "exec/softmmu_template.h"
-
-#define SHIFT 1
-#include "exec/softmmu_template.h"
-
-#define SHIFT 2
-#include "exec/softmmu_template.h"
-
-#define SHIFT 3
-#include "exec/softmmu_template.h"
/* try to fill the TLB and return an exception if error. If retaddr is
NULL, it means that the function was called in C code (i.e. not
from generated code or from helper.c) */
/* XXX: fix it to restore all registers */
-void tlb_fill(CPUS390XState *env, target_ulong addr, int is_write, int mmu_idx,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
uintptr_t retaddr)
{
int ret;
- ret = cpu_s390x_handle_mmu_fault(env, addr, is_write, mmu_idx);
+ ret = s390_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
if (unlikely(ret != 0)) {
if (likely(retaddr)) {
/* now we have a real cpu fault */
- cpu_restore_state(env, retaddr);
+ cpu_restore_state(cs, retaddr);
}
- cpu_loop_exit(env);
+ cpu_loop_exit(cs);
}
}
static void mvc_fast_memset(CPUS390XState *env, uint32_t l, uint64_t dest,
uint8_t byte)
{
+ S390CPU *cpu = s390_env_get_cpu(env);
hwaddr dest_phys;
hwaddr len = l;
void *dest_p;
uint64_t asc = env->psw.mask & PSW_MASK_ASC;
int flags;
- if (mmu_translate(env, dest, 1, asc, &dest_phys, &flags)) {
+ if (mmu_translate(env, dest, 1, asc, &dest_phys, &flags, true)) {
cpu_stb_data(env, dest, byte);
- cpu_abort(env, "should never reach here");
+ cpu_abort(CPU(cpu), "should never reach here");
}
dest_phys |= dest & ~TARGET_PAGE_MASK;
static void mvc_fast_memmove(CPUS390XState *env, uint32_t l, uint64_t dest,
uint64_t src)
{
+ S390CPU *cpu = s390_env_get_cpu(env);
hwaddr dest_phys;
hwaddr src_phys;
hwaddr len = l;
uint64_t asc = env->psw.mask & PSW_MASK_ASC;
int flags;
- if (mmu_translate(env, dest, 1, asc, &dest_phys, &flags)) {
+ if (mmu_translate(env, dest, 1, asc, &dest_phys, &flags, true)) {
cpu_stb_data(env, dest, 0);
- cpu_abort(env, "should never reach here");
+ cpu_abort(CPU(cpu), "should never reach here");
}
dest_phys |= dest & ~TARGET_PAGE_MASK;
- if (mmu_translate(env, src, 0, asc, &src_phys, &flags)) {
+ if (mmu_translate(env, src, 0, asc, &src_phys, &flags, true)) {
cpu_ldub_data(env, src);
- cpu_abort(env, "should never reach here");
+ cpu_abort(CPU(cpu), "should never reach here");
}
src_phys |= src & ~TARGET_PAGE_MASK;
env->retxl = str;
/* Lest we fail to service interrupts in a timely manner, limit the
- amount of work we're willing to do. For now, lets cap at 8k. */
+ amount of work we're willing to do. For now, let's cap at 8k. */
for (len = 0; len < 0x2000; ++len) {
if (str + len == end) {
/* Character not found. R1 & R2 are unmodified. */
s2 = fix_address(env, s2);
/* Lest we fail to service interrupts in a timely manner, limit the
- amount of work we're willing to do. For now, lets cap at 8k. */
+ amount of work we're willing to do. For now, let's cap at 8k. */
for (len = 0; len < 0x2000; ++len) {
uint8_t v1 = cpu_ldub_data(env, s1 + len);
uint8_t v2 = cpu_ldub_data(env, s2 + len);
s = fix_address(env, s);
/* Lest we fail to service interrupts in a timely manner, limit the
- amount of work we're willing to do. For now, lets cap at 8k. */
+ amount of work we're willing to do. For now, let's cap at 8k. */
for (len = 0; len < 0x2000; ++len) {
uint8_t v = cpu_ldub_data(env, s + len);
cpu_stb_data(env, d + len, v);
return d + len;
}
-/* compare and swap 64-bit */
-uint64_t HELPER(csg)(CPUS390XState *env, uint64_t r1, uint64_t a2, uint64_t r3)
-{
- /* FIXME: locking? */
- uint64_t v2 = cpu_ldq_data(env, a2);
- if (r1 == v2) {
- cpu_stq_data(env, a2, r3);
- env->cc_op = 0;
- return r1;
- } else {
- env->cc_op = 1;
- return v2;
- }
-}
-
-/* compare double and swap 64-bit */
-uint32_t HELPER(cdsg)(CPUS390XState *env, uint32_t r1, uint64_t a2, uint32_t r3)
-{
- /* FIXME: locking? */
- uint32_t cc;
- uint64_t v2_hi = cpu_ldq_data(env, a2);
- uint64_t v2_lo = cpu_ldq_data(env, a2 + 8);
- uint64_t v1_hi = env->regs[r1];
- uint64_t v1_lo = env->regs[r1 + 1];
-
- if ((v1_hi == v2_hi) && (v1_lo == v2_lo)) {
- cc = 0;
- cpu_stq_data(env, a2, env->regs[r3]);
- cpu_stq_data(env, a2 + 8, env->regs[r3 + 1]);
- } else {
- cc = 1;
- env->regs[r1] = v2_hi;
- env->regs[r1 + 1] = v2_lo;
- }
-
- return cc;
-}
-
-/* compare and swap 32-bit */
-uint64_t HELPER(cs)(CPUS390XState *env, uint64_t r1, uint64_t a2, uint64_t r3)
-{
- /* FIXME: locking? */
- uint32_t v2 = cpu_ldl_data(env, a2);
- if ((uint32_t)r1 == v2) {
- cpu_stl_data(env, a2, (uint32_t)r3);
- env->cc_op = 0;
- return r1;
- } else {
- env->cc_op = 1;
- return v2;
- }
-}
-
static uint32_t helper_icm(CPUS390XState *env, uint32_t r1, uint64_t address,
uint32_t mask)
{
uint32_t HELPER(ex)(CPUS390XState *env, uint32_t cc, uint64_t v1,
uint64_t addr, uint64_t ret)
{
+ S390CPU *cpu = s390_env_get_cpu(env);
uint16_t insn = cpu_lduw_code(env, addr);
HELPER_LOG("%s: v1 0x%lx addr 0x%lx insn 0x%x\n", __func__, v1, addr,
helper_mvc(env, l, get_address(env, 0, b1, d1),
get_address(env, 0, b2, d2));
break;
+ case 0x400:
+ cc = helper_nc(env, l, get_address(env, 0, b1, d1),
+ get_address(env, 0, b2, d2));
+ break;
case 0x500:
cc = helper_clc(env, l, get_address(env, 0, b1, d1),
get_address(env, 0, b2, d2));
break;
+ case 0x600:
+ cc = helper_oc(env, l, get_address(env, 0, b1, d1),
+ get_address(env, 0, b2, d2));
+ break;
case 0x700:
cc = helper_xc(env, l, get_address(env, 0, b1, d1),
get_address(env, 0, b2, d2));
break;
default:
goto abort;
- break;
}
} else if ((insn & 0xff00) == 0x0a00) {
/* supervisor call */
cc = helper_icm(env, r1, get_address(env, 0, b2, d2), r3);
} else {
abort:
- cpu_abort(env, "EXECUTE on instruction prefix 0x%x not implemented\n",
+ cpu_abort(CPU(cpu), "EXECUTE on instruction prefix 0x%x not implemented\n",
insn);
}
return cc;
uint64_t cksm = (uint32_t)r1;
/* Lest we fail to service interrupts in a timely manner, limit the
- amount of work we're willing to do. For now, lets cap at 8k. */
+ amount of work we're willing to do. For now, let's cap at 8k. */
max_len = (src_len > 0x2000 ? 0x2000 : src_len);
/* Process full words as available. */
#if !defined(CONFIG_USER_ONLY)
void HELPER(lctlg)(CPUS390XState *env, uint32_t r1, uint64_t a2, uint32_t r3)
{
+ S390CPU *cpu = s390_env_get_cpu(env);
int i;
uint64_t src = a2;
}
}
- tlb_flush(env, 1);
+ tlb_flush(CPU(cpu), 1);
}
void HELPER(lctl)(CPUS390XState *env, uint32_t r1, uint64_t a2, uint32_t r3)
{
+ S390CPU *cpu = s390_env_get_cpu(env);
int i;
uint64_t src = a2;
}
}
- tlb_flush(env, 1);
+ tlb_flush(CPU(cpu), 1);
}
void HELPER(stctg)(CPUS390XState *env, uint32_t r1, uint64_t a2, uint32_t r3)
}
/* set storage key extended */
-void HELPER(sske)(CPUS390XState *env, uint32_t r1, uint64_t r2)
+void HELPER(sske)(CPUS390XState *env, uint64_t r1, uint64_t r2)
{
uint64_t addr = get_address(env, 0, 0, r2);
}
/* reset reference bit extended */
-uint32_t HELPER(rrbe)(CPUS390XState *env, uint32_t r1, uint64_t r2)
+uint32_t HELPER(rrbe)(CPUS390XState *env, uint64_t r2)
{
uint8_t re;
uint8_t key;
}
/* compare and swap and purge */
-uint32_t HELPER(csp)(CPUS390XState *env, uint32_t r1, uint32_t r2)
+uint32_t HELPER(csp)(CPUS390XState *env, uint32_t r1, uint64_t r2)
{
+ S390CPU *cpu = s390_env_get_cpu(env);
uint32_t cc;
uint32_t o1 = env->regs[r1];
- uint64_t a2 = get_address_31fix(env, r2) & ~3ULL;
+ uint64_t a2 = r2 & ~3ULL;
uint32_t o2 = cpu_ldl_data(env, a2);
if (o1 == o2) {
cpu_stl_data(env, a2, env->regs[(r1 + 1) & 15]);
- if (env->regs[r2] & 0x3) {
+ if (r2 & 0x3) {
/* flush TLB / ALB */
- tlb_flush(env, 1);
+ tlb_flush(CPU(cpu), 1);
}
cc = 0;
} else {
static uint32_t mvc_asc(CPUS390XState *env, int64_t l, uint64_t a1,
uint64_t mode1, uint64_t a2, uint64_t mode2)
{
+ CPUState *cs = CPU(s390_env_get_cpu(env));
target_ulong src, dest;
int flags, cc = 0, i;
cc = 3;
}
- if (mmu_translate(env, a1 & TARGET_PAGE_MASK, 1, mode1, &dest, &flags)) {
- cpu_loop_exit(env);
+ if (mmu_translate(env, a1, 1, mode1, &dest, &flags, true)) {
+ cpu_loop_exit(CPU(s390_env_get_cpu(env)));
}
dest |= a1 & ~TARGET_PAGE_MASK;
- if (mmu_translate(env, a2 & TARGET_PAGE_MASK, 0, mode2, &src, &flags)) {
- cpu_loop_exit(env);
+ if (mmu_translate(env, a2, 0, mode2, &src, &flags, true)) {
+ cpu_loop_exit(CPU(s390_env_get_cpu(env)));
}
src |= a2 & ~TARGET_PAGE_MASK;
mvc_asc(env, l - i, a1 + i, mode1, a2 + i, mode2);
break;
}
- stb_phys(dest + i, ldub_phys(src + i));
+ stb_phys(cs->as, dest + i, ldub_phys(cs->as, src + i));
}
return cc;
/* invalidate pte */
void HELPER(ipte)(CPUS390XState *env, uint64_t pte_addr, uint64_t vaddr)
{
+ CPUState *cs = CPU(s390_env_get_cpu(env));
uint64_t page = vaddr & TARGET_PAGE_MASK;
uint64_t pte = 0;
According to spec we'd have to find it out ourselves */
/* XXX Linux is fine with overwriting the pte, the spec requires
us to only set the invalid bit */
- stq_phys(pte_addr, pte | _PAGE_INVALID);
+ stq_phys(cs->as, pte_addr, pte | _PAGE_INVALID);
/* XXX we exploit the fact that Linux passes the exact virtual
address here - it's not obliged to! */
- tlb_flush_page(env, page);
+ tlb_flush_page(cs, page);
/* XXX 31-bit hack */
if (page & 0x80000000) {
- tlb_flush_page(env, page & ~0x80000000);
+ tlb_flush_page(cs, page & ~0x80000000);
} else {
- tlb_flush_page(env, page | 0x80000000);
+ tlb_flush_page(cs, page | 0x80000000);
}
}
/* flush local tlb */
void HELPER(ptlb)(CPUS390XState *env)
{
- tlb_flush(env, 1);
+ S390CPU *cpu = s390_env_get_cpu(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, uint32_t v1)
+void HELPER(stura)(CPUS390XState *env, uint64_t addr, uint64_t v1)
{
- stw_phys(get_address(env, 0, 0, addr), v1);
+ CPUState *cs = CPU(s390_env_get_cpu(env));
+
+ 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)
{
+ CPUState *cs = CPU(s390_env_get_cpu(env));
uint32_t cc = 0;
- int old_exc = env->exception_index;
+ int old_exc = cs->exception_index;
uint64_t asc = env->psw.mask & PSW_MASK_ASC;
uint64_t ret;
int flags;
program_interrupt(env, PGM_SPECIAL_OP, 2);
}
- env->exception_index = old_exc;
- if (mmu_translate(env, addr, 0, asc, &ret, &flags)) {
+ cs->exception_index = old_exc;
+ if (mmu_translate(env, addr, 0, asc, &ret, &flags, true)) {
cc = 3;
}
- if (env->exception_index == EXCP_PGM) {
+ if (cs->exception_index == EXCP_PGM) {
ret = env->int_pgm_code | 0x80000000;
} else {
ret |= addr & ~TARGET_PAGE_MASK;
}
- env->exception_index = old_exc;
+ cs->exception_index = old_exc;
env->cc_op = cc;
return ret;
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