-#include "exec.h"
-#include "host-utils.h"
+#include "cpu.h"
+#include "dyngen-exec.h"
#include "helper.h"
-#include "sysemu.h"
-
-//#define DEBUG_MMU
-//#define DEBUG_MXCC
-//#define DEBUG_UNALIGNED
-//#define DEBUG_UNASSIGNED
-//#define DEBUG_ASI
-//#define DEBUG_PCALL
-//#define DEBUG_PSTATE
-//#define DEBUG_CACHE_CONTROL
-
-#ifdef DEBUG_MMU
-#define DPRINTF_MMU(fmt, ...) \
- do { printf("MMU: " fmt , ## __VA_ARGS__); } while (0)
-#else
-#define DPRINTF_MMU(fmt, ...) do {} while (0)
-#endif
-
-#ifdef DEBUG_MXCC
-#define DPRINTF_MXCC(fmt, ...) \
- do { printf("MXCC: " fmt , ## __VA_ARGS__); } while (0)
-#else
-#define DPRINTF_MXCC(fmt, ...) do {} while (0)
-#endif
-
-#ifdef DEBUG_ASI
-#define DPRINTF_ASI(fmt, ...) \
- do { printf("ASI: " fmt , ## __VA_ARGS__); } while (0)
-#endif
-
-#ifdef DEBUG_PSTATE
-#define DPRINTF_PSTATE(fmt, ...) \
- do { printf("PSTATE: " fmt , ## __VA_ARGS__); } while (0)
-#else
-#define DPRINTF_PSTATE(fmt, ...) do {} while (0)
-#endif
-
-#ifdef DEBUG_CACHE_CONTROL
-#define DPRINTF_CACHE_CONTROL(fmt, ...) \
- do { printf("CACHE_CONTROL: " fmt , ## __VA_ARGS__); } while (0)
-#else
-#define DPRINTF_CACHE_CONTROL(fmt, ...) do {} while (0)
-#endif
-
-#ifdef TARGET_SPARC64
-#ifndef TARGET_ABI32
-#define AM_CHECK(env1) ((env1)->pstate & PS_AM)
-#else
-#define AM_CHECK(env1) (1)
-#endif
-#endif
-
-#define DT0 (env->dt0)
-#define DT1 (env->dt1)
-#define QT0 (env->qt0)
-#define QT1 (env->qt1)
-
-/* Leon3 cache control */
-
-/* Cache control: emulate the behavior of cache control registers but without
- any effect on the emulated */
-
-#define CACHE_STATE_MASK 0x3
-#define CACHE_DISABLED 0x0
-#define CACHE_FROZEN 0x1
-#define CACHE_ENABLED 0x3
-
-/* Cache Control register fields */
-
-#define CACHE_CTRL_IF (1 << 4) /* Instruction Cache Freeze on Interrupt */
-#define CACHE_CTRL_DF (1 << 5) /* Data Cache Freeze on Interrupt */
-#define CACHE_CTRL_DP (1 << 14) /* Data cache flush pending */
-#define CACHE_CTRL_IP (1 << 15) /* Instruction cache flush pending */
-#define CACHE_CTRL_IB (1 << 16) /* Instruction burst fetch */
-#define CACHE_CTRL_FI (1 << 21) /* Flush Instruction cache (Write only) */
-#define CACHE_CTRL_FD (1 << 22) /* Flush Data cache (Write only) */
-#define CACHE_CTRL_DS (1 << 23) /* Data cache snoop enable */
-
-#if defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64)
-static void do_unassigned_access(target_ulong addr, int is_write, int is_exec,
- int is_asi, int size);
-#endif
-
-#if defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY)
-// Calculates TSB pointer value for fault page size 8k or 64k
-static uint64_t ultrasparc_tsb_pointer(uint64_t tsb_register,
- uint64_t tag_access_register,
- int page_size)
-{
- uint64_t tsb_base = tsb_register & ~0x1fffULL;
- int tsb_split = (tsb_register & 0x1000ULL) ? 1 : 0;
- int tsb_size = tsb_register & 0xf;
-
- // discard lower 13 bits which hold tag access context
- uint64_t tag_access_va = tag_access_register & ~0x1fffULL;
-
- // now reorder bits
- uint64_t tsb_base_mask = ~0x1fffULL;
- uint64_t va = tag_access_va;
-
- // move va bits to correct position
- if (page_size == 8*1024) {
- va >>= 9;
- } else if (page_size == 64*1024) {
- va >>= 12;
- }
-
- if (tsb_size) {
- tsb_base_mask <<= tsb_size;
- }
-
- // calculate tsb_base mask and adjust va if split is in use
- if (tsb_split) {
- if (page_size == 8*1024) {
- va &= ~(1ULL << (13 + tsb_size));
- } else if (page_size == 64*1024) {
- va |= (1ULL << (13 + tsb_size));
- }
- tsb_base_mask <<= 1;
- }
-
- return ((tsb_base & tsb_base_mask) | (va & ~tsb_base_mask)) & ~0xfULL;
-}
-
-// Calculates tag target register value by reordering bits
-// in tag access register
-static uint64_t ultrasparc_tag_target(uint64_t tag_access_register)
-{
- return ((tag_access_register & 0x1fff) << 48) | (tag_access_register >> 22);
-}
-
-static void replace_tlb_entry(SparcTLBEntry *tlb,
- uint64_t tlb_tag, uint64_t tlb_tte,
- CPUState *env1)
-{
- target_ulong mask, size, va, offset;
-
- // flush page range if translation is valid
- if (TTE_IS_VALID(tlb->tte)) {
-
- mask = 0xffffffffffffe000ULL;
- mask <<= 3 * ((tlb->tte >> 61) & 3);
- size = ~mask + 1;
-
- va = tlb->tag & mask;
-
- for (offset = 0; offset < size; offset += TARGET_PAGE_SIZE) {
- tlb_flush_page(env1, va + offset);
- }
- }
-
- tlb->tag = tlb_tag;
- tlb->tte = tlb_tte;
-}
-
-static void demap_tlb(SparcTLBEntry *tlb, target_ulong demap_addr,
- const char* strmmu, CPUState *env1)
-{
- unsigned int i;
- target_ulong mask;
- uint64_t context;
-
- int is_demap_context = (demap_addr >> 6) & 1;
-
- // demap context
- switch ((demap_addr >> 4) & 3) {
- case 0: // primary
- context = env1->dmmu.mmu_primary_context;
- break;
- case 1: // secondary
- context = env1->dmmu.mmu_secondary_context;
- break;
- case 2: // nucleus
- context = 0;
- break;
- case 3: // reserved
- default:
- return;
- }
-
- for (i = 0; i < 64; i++) {
- if (TTE_IS_VALID(tlb[i].tte)) {
-
- if (is_demap_context) {
- // will remove non-global entries matching context value
- if (TTE_IS_GLOBAL(tlb[i].tte) ||
- !tlb_compare_context(&tlb[i], context)) {
- continue;
- }
- } else {
- // demap page
- // will remove any entry matching VA
- mask = 0xffffffffffffe000ULL;
- mask <<= 3 * ((tlb[i].tte >> 61) & 3);
-
- if (!compare_masked(demap_addr, tlb[i].tag, mask)) {
- continue;
- }
-
- // entry should be global or matching context value
- if (!TTE_IS_GLOBAL(tlb[i].tte) &&
- !tlb_compare_context(&tlb[i], context)) {
- continue;
- }
- }
-
- replace_tlb_entry(&tlb[i], 0, 0, env1);
-#ifdef DEBUG_MMU
- DPRINTF_MMU("%s demap invalidated entry [%02u]\n", strmmu, i);
- dump_mmu(stdout, fprintf, env1);
-#endif
- }
- }
-}
-
-static void replace_tlb_1bit_lru(SparcTLBEntry *tlb,
- uint64_t tlb_tag, uint64_t tlb_tte,
- const char* strmmu, CPUState *env1)
-{
- unsigned int i, replace_used;
-
- // Try replacing invalid entry
- for (i = 0; i < 64; i++) {
- if (!TTE_IS_VALID(tlb[i].tte)) {
- replace_tlb_entry(&tlb[i], tlb_tag, tlb_tte, env1);
-#ifdef DEBUG_MMU
- DPRINTF_MMU("%s lru replaced invalid entry [%i]\n", strmmu, i);
- dump_mmu(stdout, fprintf, env1);
-#endif
- return;
- }
- }
-
- // All entries are valid, try replacing unlocked entry
-
- for (replace_used = 0; replace_used < 2; ++replace_used) {
-
- // Used entries are not replaced on first pass
-
- for (i = 0; i < 64; i++) {
- if (!TTE_IS_LOCKED(tlb[i].tte) && !TTE_IS_USED(tlb[i].tte)) {
-
- replace_tlb_entry(&tlb[i], tlb_tag, tlb_tte, env1);
-#ifdef DEBUG_MMU
- DPRINTF_MMU("%s lru replaced unlocked %s entry [%i]\n",
- strmmu, (replace_used?"used":"unused"), i);
- dump_mmu(stdout, fprintf, env1);
-#endif
- return;
- }
- }
-
- // Now reset used bit and search for unused entries again
-
- for (i = 0; i < 64; i++) {
- TTE_SET_UNUSED(tlb[i].tte);
- }
- }
-
-#ifdef DEBUG_MMU
- DPRINTF_MMU("%s lru replacement failed: no entries available\n", strmmu);
-#endif
- // error state?
-}
-
-#endif
-
-static inline target_ulong address_mask(CPUState *env1, target_ulong addr)
-{
-#ifdef TARGET_SPARC64
- if (AM_CHECK(env1))
- addr &= 0xffffffffULL;
-#endif
- return addr;
-}
-
-/* returns true if access using this ASI is to have address translated by MMU
- otherwise access is to raw physical address */
-static inline int is_translating_asi(int asi)
-{
-#ifdef TARGET_SPARC64
- /* Ultrasparc IIi translating asi
- - note this list is defined by cpu implementation
- */
- switch (asi) {
- case 0x04 ... 0x11:
- case 0x18 ... 0x19:
- case 0x24 ... 0x2C:
- case 0x70 ... 0x73:
- case 0x78 ... 0x79:
- case 0x80 ... 0xFF:
- return 1;
-
- default:
- return 0;
- }
-#else
- /* TODO: check sparc32 bits */
- return 0;
-#endif
-}
-
-static inline target_ulong asi_address_mask(CPUState *env1,
- int asi, target_ulong addr)
-{
- if (is_translating_asi(asi)) {
- return address_mask(env, addr);
- } else {
- return addr;
- }
-}
-
-static void raise_exception(int tt)
-{
- env->exception_index = tt;
- cpu_loop_exit(env);
-}
-
-void HELPER(raise_exception)(int tt)
-{
- raise_exception(tt);
-}
-
-void helper_shutdown(void)
-{
-#if !defined(CONFIG_USER_ONLY)
- qemu_system_shutdown_request();
-#endif
-}
-
-void helper_check_align(target_ulong addr, uint32_t align)
-{
- if (addr & align) {
-#ifdef DEBUG_UNALIGNED
- printf("Unaligned access to 0x" TARGET_FMT_lx " from 0x" TARGET_FMT_lx
- "\n", addr, env->pc);
-#endif
- raise_exception(TT_UNALIGNED);
- }
-}
-
-#define F_HELPER(name, p) void helper_f##name##p(void)
-
-#define F_BINOP(name) \
- float32 helper_f ## name ## s (float32 src1, float32 src2) \
- { \
- return float32_ ## name (src1, src2, &env->fp_status); \
- } \
- F_HELPER(name, d) \
- { \
- DT0 = float64_ ## name (DT0, DT1, &env->fp_status); \
- } \
- F_HELPER(name, q) \
- { \
- QT0 = float128_ ## name (QT0, QT1, &env->fp_status); \
- }
-
-F_BINOP(add);
-F_BINOP(sub);
-F_BINOP(mul);
-F_BINOP(div);
-#undef F_BINOP
-
-void helper_fsmuld(float32 src1, float32 src2)
-{
- DT0 = float64_mul(float32_to_float64(src1, &env->fp_status),
- float32_to_float64(src2, &env->fp_status),
- &env->fp_status);
-}
-
-void helper_fdmulq(void)
-{
- QT0 = float128_mul(float64_to_float128(DT0, &env->fp_status),
- float64_to_float128(DT1, &env->fp_status),
- &env->fp_status);
-}
-
-float32 helper_fnegs(float32 src)
-{
- return float32_chs(src);
-}
-
-#ifdef TARGET_SPARC64
-F_HELPER(neg, d)
-{
- DT0 = float64_chs(DT1);
-}
-
-F_HELPER(neg, q)
-{
- QT0 = float128_chs(QT1);
-}
-#endif
-
-/* Integer to float conversion. */
-float32 helper_fitos(int32_t src)
-{
- return int32_to_float32(src, &env->fp_status);
-}
-
-void helper_fitod(int32_t src)
-{
- DT0 = int32_to_float64(src, &env->fp_status);
-}
-
-void helper_fitoq(int32_t src)
-{
- QT0 = int32_to_float128(src, &env->fp_status);
-}
-
-#ifdef TARGET_SPARC64
-float32 helper_fxtos(void)
-{
- return int64_to_float32(*((int64_t *)&DT1), &env->fp_status);
-}
-
-F_HELPER(xto, d)
-{
- DT0 = int64_to_float64(*((int64_t *)&DT1), &env->fp_status);
-}
-
-F_HELPER(xto, q)
-{
- QT0 = int64_to_float128(*((int64_t *)&DT1), &env->fp_status);
-}
-#endif
-#undef F_HELPER
-
-/* floating point conversion */
-float32 helper_fdtos(void)
-{
- return float64_to_float32(DT1, &env->fp_status);
-}
-
-void helper_fstod(float32 src)
-{
- DT0 = float32_to_float64(src, &env->fp_status);
-}
-
-float32 helper_fqtos(void)
-{
- return float128_to_float32(QT1, &env->fp_status);
-}
-
-void helper_fstoq(float32 src)
-{
- QT0 = float32_to_float128(src, &env->fp_status);
-}
-
-void helper_fqtod(void)
-{
- DT0 = float128_to_float64(QT1, &env->fp_status);
-}
-
-void helper_fdtoq(void)
-{
- QT0 = float64_to_float128(DT1, &env->fp_status);
-}
-
-/* Float to integer conversion. */
-int32_t helper_fstoi(float32 src)
-{
- return float32_to_int32_round_to_zero(src, &env->fp_status);
-}
-
-int32_t helper_fdtoi(void)
-{
- return float64_to_int32_round_to_zero(DT1, &env->fp_status);
-}
-
-int32_t helper_fqtoi(void)
-{
- return float128_to_int32_round_to_zero(QT1, &env->fp_status);
-}
-
-#ifdef TARGET_SPARC64
-void helper_fstox(float32 src)
-{
- *((int64_t *)&DT0) = float32_to_int64_round_to_zero(src, &env->fp_status);
-}
-
-void helper_fdtox(void)
-{
- *((int64_t *)&DT0) = float64_to_int64_round_to_zero(DT1, &env->fp_status);
-}
-
-void helper_fqtox(void)
-{
- *((int64_t *)&DT0) = float128_to_int64_round_to_zero(QT1, &env->fp_status);
-}
-
-void helper_faligndata(void)
-{
- uint64_t tmp;
-
- tmp = (*((uint64_t *)&DT0)) << ((env->gsr & 7) * 8);
- /* on many architectures a shift of 64 does nothing */
- if ((env->gsr & 7) != 0) {
- tmp |= (*((uint64_t *)&DT1)) >> (64 - (env->gsr & 7) * 8);
- }
- *((uint64_t *)&DT0) = tmp;
-}
-
-#ifdef HOST_WORDS_BIGENDIAN
-#define VIS_B64(n) b[7 - (n)]
-#define VIS_W64(n) w[3 - (n)]
-#define VIS_SW64(n) sw[3 - (n)]
-#define VIS_L64(n) l[1 - (n)]
-#define VIS_B32(n) b[3 - (n)]
-#define VIS_W32(n) w[1 - (n)]
-#else
-#define VIS_B64(n) b[n]
-#define VIS_W64(n) w[n]
-#define VIS_SW64(n) sw[n]
-#define VIS_L64(n) l[n]
-#define VIS_B32(n) b[n]
-#define VIS_W32(n) w[n]
-#endif
-
-typedef union {
- uint8_t b[8];
- uint16_t w[4];
- int16_t sw[4];
- uint32_t l[2];
- float64 d;
-} vis64;
-
-typedef union {
- uint8_t b[4];
- uint16_t w[2];
- uint32_t l;
- float32 f;
-} vis32;
-
-void helper_fpmerge(void)
-{
- vis64 s, d;
-
- s.d = DT0;
- d.d = DT1;
-
- // Reverse calculation order to handle overlap
- d.VIS_B64(7) = s.VIS_B64(3);
- d.VIS_B64(6) = d.VIS_B64(3);
- d.VIS_B64(5) = s.VIS_B64(2);
- d.VIS_B64(4) = d.VIS_B64(2);
- d.VIS_B64(3) = s.VIS_B64(1);
- d.VIS_B64(2) = d.VIS_B64(1);
- d.VIS_B64(1) = s.VIS_B64(0);
- //d.VIS_B64(0) = d.VIS_B64(0);
-
- DT0 = d.d;
-}
-
-void helper_fmul8x16(void)
-{
- vis64 s, d;
- uint32_t tmp;
-
- s.d = DT0;
- d.d = DT1;
-
-#define PMUL(r) \
- tmp = (int32_t)d.VIS_SW64(r) * (int32_t)s.VIS_B64(r); \
- if ((tmp & 0xff) > 0x7f) \
- tmp += 0x100; \
- d.VIS_W64(r) = tmp >> 8;
-
- PMUL(0);
- PMUL(1);
- PMUL(2);
- PMUL(3);
-#undef PMUL
-
- DT0 = d.d;
-}
-
-void helper_fmul8x16al(void)
-{
- vis64 s, d;
- uint32_t tmp;
-
- s.d = DT0;
- d.d = DT1;
-
-#define PMUL(r) \
- tmp = (int32_t)d.VIS_SW64(1) * (int32_t)s.VIS_B64(r); \
- if ((tmp & 0xff) > 0x7f) \
- tmp += 0x100; \
- d.VIS_W64(r) = tmp >> 8;
-
- PMUL(0);
- PMUL(1);
- PMUL(2);
- PMUL(3);
-#undef PMUL
-
- DT0 = d.d;
-}
-
-void helper_fmul8x16au(void)
-{
- vis64 s, d;
- uint32_t tmp;
-
- s.d = DT0;
- d.d = DT1;
-
-#define PMUL(r) \
- tmp = (int32_t)d.VIS_SW64(0) * (int32_t)s.VIS_B64(r); \
- if ((tmp & 0xff) > 0x7f) \
- tmp += 0x100; \
- d.VIS_W64(r) = tmp >> 8;
-
- PMUL(0);
- PMUL(1);
- PMUL(2);
- PMUL(3);
-#undef PMUL
-
- DT0 = d.d;
-}
-
-void helper_fmul8sux16(void)
-{
- vis64 s, d;
- uint32_t tmp;
-
- s.d = DT0;
- d.d = DT1;
-
-#define PMUL(r) \
- tmp = (int32_t)d.VIS_SW64(r) * ((int32_t)s.VIS_SW64(r) >> 8); \
- if ((tmp & 0xff) > 0x7f) \
- tmp += 0x100; \
- d.VIS_W64(r) = tmp >> 8;
-
- PMUL(0);
- PMUL(1);
- PMUL(2);
- PMUL(3);
-#undef PMUL
-
- DT0 = d.d;
-}
-
-void helper_fmul8ulx16(void)
-{
- vis64 s, d;
- uint32_t tmp;
-
- s.d = DT0;
- d.d = DT1;
-
-#define PMUL(r) \
- tmp = (int32_t)d.VIS_SW64(r) * ((uint32_t)s.VIS_B64(r * 2)); \
- if ((tmp & 0xff) > 0x7f) \
- tmp += 0x100; \
- d.VIS_W64(r) = tmp >> 8;
-
- PMUL(0);
- PMUL(1);
- PMUL(2);
- PMUL(3);
-#undef PMUL
-
- DT0 = d.d;
-}
-
-void helper_fmuld8sux16(void)
-{
- vis64 s, d;
- uint32_t tmp;
-
- s.d = DT0;
- d.d = DT1;
-
-#define PMUL(r) \
- tmp = (int32_t)d.VIS_SW64(r) * ((int32_t)s.VIS_SW64(r) >> 8); \
- if ((tmp & 0xff) > 0x7f) \
- tmp += 0x100; \
- d.VIS_L64(r) = tmp;
-
- // Reverse calculation order to handle overlap
- PMUL(1);
- PMUL(0);
-#undef PMUL
-
- DT0 = d.d;
-}
-
-void helper_fmuld8ulx16(void)
-{
- vis64 s, d;
- uint32_t tmp;
-
- s.d = DT0;
- d.d = DT1;
-
-#define PMUL(r) \
- tmp = (int32_t)d.VIS_SW64(r) * ((uint32_t)s.VIS_B64(r * 2)); \
- if ((tmp & 0xff) > 0x7f) \
- tmp += 0x100; \
- d.VIS_L64(r) = tmp;
-
- // Reverse calculation order to handle overlap
- PMUL(1);
- PMUL(0);
-#undef PMUL
-
- DT0 = d.d;
-}
-
-void helper_fexpand(void)
-{
- vis32 s;
- vis64 d;
-
- s.l = (uint32_t)(*(uint64_t *)&DT0 & 0xffffffff);
- d.d = DT1;
- d.VIS_W64(0) = s.VIS_B32(0) << 4;
- d.VIS_W64(1) = s.VIS_B32(1) << 4;
- d.VIS_W64(2) = s.VIS_B32(2) << 4;
- d.VIS_W64(3) = s.VIS_B32(3) << 4;
-
- DT0 = d.d;
-}
-
-#define VIS_HELPER(name, F) \
- void name##16(void) \
- { \
- vis64 s, d; \
- \
- s.d = DT0; \
- d.d = DT1; \
- \
- d.VIS_W64(0) = F(d.VIS_W64(0), s.VIS_W64(0)); \
- d.VIS_W64(1) = F(d.VIS_W64(1), s.VIS_W64(1)); \
- d.VIS_W64(2) = F(d.VIS_W64(2), s.VIS_W64(2)); \
- d.VIS_W64(3) = F(d.VIS_W64(3), s.VIS_W64(3)); \
- \
- DT0 = d.d; \
- } \
- \
- uint32_t name##16s(uint32_t src1, uint32_t src2) \
- { \
- vis32 s, d; \
- \
- s.l = src1; \
- d.l = src2; \
- \
- d.VIS_W32(0) = F(d.VIS_W32(0), s.VIS_W32(0)); \
- d.VIS_W32(1) = F(d.VIS_W32(1), s.VIS_W32(1)); \
- \
- return d.l; \
- } \
- \
- void name##32(void) \
- { \
- vis64 s, d; \
- \
- s.d = DT0; \
- d.d = DT1; \
- \
- d.VIS_L64(0) = F(d.VIS_L64(0), s.VIS_L64(0)); \
- d.VIS_L64(1) = F(d.VIS_L64(1), s.VIS_L64(1)); \
- \
- DT0 = d.d; \
- } \
- \
- uint32_t name##32s(uint32_t src1, uint32_t src2) \
- { \
- vis32 s, d; \
- \
- s.l = src1; \
- d.l = src2; \
- \
- d.l = F(d.l, s.l); \
- \
- return d.l; \
- }
-
-#define FADD(a, b) ((a) + (b))
-#define FSUB(a, b) ((a) - (b))
-VIS_HELPER(helper_fpadd, FADD)
-VIS_HELPER(helper_fpsub, FSUB)
-
-#define VIS_CMPHELPER(name, F) \
- void name##16(void) \
- { \
- vis64 s, d; \
- \
- s.d = DT0; \
- d.d = DT1; \
- \
- d.VIS_W64(0) = F(d.VIS_W64(0), s.VIS_W64(0))? 1: 0; \
- d.VIS_W64(0) |= F(d.VIS_W64(1), s.VIS_W64(1))? 2: 0; \
- d.VIS_W64(0) |= F(d.VIS_W64(2), s.VIS_W64(2))? 4: 0; \
- d.VIS_W64(0) |= F(d.VIS_W64(3), s.VIS_W64(3))? 8: 0; \
- \
- DT0 = d.d; \
- } \
- \
- void name##32(void) \
- { \
- vis64 s, d; \
- \
- s.d = DT0; \
- d.d = DT1; \
- \
- d.VIS_L64(0) = F(d.VIS_L64(0), s.VIS_L64(0))? 1: 0; \
- d.VIS_L64(0) |= F(d.VIS_L64(1), s.VIS_L64(1))? 2: 0; \
- \
- DT0 = d.d; \
- }
-
-#define FCMPGT(a, b) ((a) > (b))
-#define FCMPEQ(a, b) ((a) == (b))
-#define FCMPLE(a, b) ((a) <= (b))
-#define FCMPNE(a, b) ((a) != (b))
-
-VIS_CMPHELPER(helper_fcmpgt, FCMPGT)
-VIS_CMPHELPER(helper_fcmpeq, FCMPEQ)
-VIS_CMPHELPER(helper_fcmple, FCMPLE)
-VIS_CMPHELPER(helper_fcmpne, FCMPNE)
-#endif
-
-void helper_check_ieee_exceptions(void)
-{
- target_ulong status;
-
- status = get_float_exception_flags(&env->fp_status);
- if (status) {
- /* Copy IEEE 754 flags into FSR */
- if (status & float_flag_invalid)
- env->fsr |= FSR_NVC;
- if (status & float_flag_overflow)
- env->fsr |= FSR_OFC;
- if (status & float_flag_underflow)
- env->fsr |= FSR_UFC;
- if (status & float_flag_divbyzero)
- env->fsr |= FSR_DZC;
- if (status & float_flag_inexact)
- env->fsr |= FSR_NXC;
-
- if ((env->fsr & FSR_CEXC_MASK) & ((env->fsr & FSR_TEM_MASK) >> 23)) {
- /* Unmasked exception, generate a trap */
- env->fsr |= FSR_FTT_IEEE_EXCP;
- raise_exception(TT_FP_EXCP);
- } else {
- /* Accumulate exceptions */
- env->fsr |= (env->fsr & FSR_CEXC_MASK) << 5;
- }
- }
-}
-
-void helper_clear_float_exceptions(void)
-{
- set_float_exception_flags(0, &env->fp_status);
-}
-
-float32 helper_fabss(float32 src)
-{
- return float32_abs(src);
-}
-
-#ifdef TARGET_SPARC64
-void helper_fabsd(void)
-{
- DT0 = float64_abs(DT1);
-}
-
-void helper_fabsq(void)
-{
- QT0 = float128_abs(QT1);
-}
-#endif
-
-float32 helper_fsqrts(float32 src)
-{
- return float32_sqrt(src, &env->fp_status);
-}
-
-void helper_fsqrtd(void)
-{
- DT0 = float64_sqrt(DT1, &env->fp_status);
-}
-
-void helper_fsqrtq(void)
-{
- QT0 = float128_sqrt(QT1, &env->fp_status);
-}
-
-#define GEN_FCMP(name, size, reg1, reg2, FS, E) \
- void glue(helper_, name) (void) \
- { \
- env->fsr &= FSR_FTT_NMASK; \
- if (E && (glue(size, _is_any_nan)(reg1) || \
- glue(size, _is_any_nan)(reg2)) && \
- (env->fsr & FSR_NVM)) { \
- env->fsr |= FSR_NVC; \
- env->fsr |= FSR_FTT_IEEE_EXCP; \
- raise_exception(TT_FP_EXCP); \
- } \
- switch (glue(size, _compare) (reg1, reg2, &env->fp_status)) { \
- case float_relation_unordered: \
- if ((env->fsr & FSR_NVM)) { \
- env->fsr |= FSR_NVC; \
- env->fsr |= FSR_FTT_IEEE_EXCP; \
- raise_exception(TT_FP_EXCP); \
- } else { \
- env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \
- env->fsr |= (FSR_FCC1 | FSR_FCC0) << FS; \
- env->fsr |= FSR_NVA; \
- } \
- break; \
- case float_relation_less: \
- env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \
- env->fsr |= FSR_FCC0 << FS; \
- break; \
- case float_relation_greater: \
- env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \
- env->fsr |= FSR_FCC1 << FS; \
- break; \
- default: \
- env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \
- break; \
- } \
- }
-#define GEN_FCMPS(name, size, FS, E) \
- void glue(helper_, name)(float32 src1, float32 src2) \
- { \
- env->fsr &= FSR_FTT_NMASK; \
- if (E && (glue(size, _is_any_nan)(src1) || \
- glue(size, _is_any_nan)(src2)) && \
- (env->fsr & FSR_NVM)) { \
- env->fsr |= FSR_NVC; \
- env->fsr |= FSR_FTT_IEEE_EXCP; \
- raise_exception(TT_FP_EXCP); \
- } \
- switch (glue(size, _compare) (src1, src2, &env->fp_status)) { \
- case float_relation_unordered: \
- if ((env->fsr & FSR_NVM)) { \
- env->fsr |= FSR_NVC; \
- env->fsr |= FSR_FTT_IEEE_EXCP; \
- raise_exception(TT_FP_EXCP); \
- } else { \
- env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \
- env->fsr |= (FSR_FCC1 | FSR_FCC0) << FS; \
- env->fsr |= FSR_NVA; \
- } \
- break; \
- case float_relation_less: \
- env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \
- env->fsr |= FSR_FCC0 << FS; \
- break; \
- case float_relation_greater: \
- env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \
- env->fsr |= FSR_FCC1 << FS; \
- break; \
- default: \
- env->fsr &= ~((FSR_FCC1 | FSR_FCC0) << FS); \
- break; \
- } \
- }
-
-GEN_FCMPS(fcmps, float32, 0, 0);
-GEN_FCMP(fcmpd, float64, DT0, DT1, 0, 0);
-
-GEN_FCMPS(fcmpes, float32, 0, 1);
-GEN_FCMP(fcmped, float64, DT0, DT1, 0, 1);
-
-GEN_FCMP(fcmpq, float128, QT0, QT1, 0, 0);
-GEN_FCMP(fcmpeq, float128, QT0, QT1, 0, 1);
-
-static uint32_t compute_all_flags(void)
-{
- return env->psr & PSR_ICC;
-}
-
-static uint32_t compute_C_flags(void)
-{
- return env->psr & PSR_CARRY;
-}
-
-static inline uint32_t get_NZ_icc(int32_t dst)
-{
- uint32_t ret = 0;
-
- if (dst == 0) {
- ret = PSR_ZERO;
- } else if (dst < 0) {
- ret = PSR_NEG;
- }
- return ret;
-}
-
-#ifdef TARGET_SPARC64
-static uint32_t compute_all_flags_xcc(void)
-{
- return env->xcc & PSR_ICC;
-}
-
-static uint32_t compute_C_flags_xcc(void)
-{
- return env->xcc & PSR_CARRY;
-}
-
-static inline uint32_t get_NZ_xcc(target_long dst)
-{
- uint32_t ret = 0;
-
- if (!dst) {
- ret = PSR_ZERO;
- } else if (dst < 0) {
- ret = PSR_NEG;
- }
- return ret;
-}
-#endif
-
-static inline uint32_t get_V_div_icc(target_ulong src2)
-{
- uint32_t ret = 0;
-
- if (src2 != 0) {
- ret = PSR_OVF;
- }
- return ret;
-}
-
-static uint32_t compute_all_div(void)
-{
- uint32_t ret;
-
- ret = get_NZ_icc(CC_DST);
- ret |= get_V_div_icc(CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_C_div(void)
-{
- return 0;
-}
-
-static inline uint32_t get_C_add_icc(uint32_t dst, uint32_t src1)
-{
- uint32_t ret = 0;
-
- if (dst < src1) {
- ret = PSR_CARRY;
- }
- return ret;
-}
-
-static inline uint32_t get_C_addx_icc(uint32_t dst, uint32_t src1,
- uint32_t src2)
-{
- uint32_t ret = 0;
-
- if (((src1 & src2) | (~dst & (src1 | src2))) & (1U << 31)) {
- ret = PSR_CARRY;
- }
- return ret;
-}
-
-static inline uint32_t get_V_add_icc(uint32_t dst, uint32_t src1,
- uint32_t src2)
-{
- uint32_t ret = 0;
-
- if (((src1 ^ src2 ^ -1) & (src1 ^ dst)) & (1U << 31)) {
- ret = PSR_OVF;
- }
- return ret;
-}
-
-#ifdef TARGET_SPARC64
-static inline uint32_t get_C_add_xcc(target_ulong dst, target_ulong src1)
-{
- uint32_t ret = 0;
-
- if (dst < src1) {
- ret = PSR_CARRY;
- }
- return ret;
-}
-
-static inline uint32_t get_C_addx_xcc(target_ulong dst, target_ulong src1,
- target_ulong src2)
-{
- uint32_t ret = 0;
-
- if (((src1 & src2) | (~dst & (src1 | src2))) & (1ULL << 63)) {
- ret = PSR_CARRY;
- }
- return ret;
-}
-
-static inline uint32_t get_V_add_xcc(target_ulong dst, target_ulong src1,
- target_ulong src2)
-{
- uint32_t ret = 0;
-
- if (((src1 ^ src2 ^ -1) & (src1 ^ dst)) & (1ULL << 63)) {
- ret = PSR_OVF;
- }
- return ret;
-}
-
-static uint32_t compute_all_add_xcc(void)
-{
- uint32_t ret;
-
- ret = get_NZ_xcc(CC_DST);
- ret |= get_C_add_xcc(CC_DST, CC_SRC);
- ret |= get_V_add_xcc(CC_DST, CC_SRC, CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_C_add_xcc(void)
-{
- return get_C_add_xcc(CC_DST, CC_SRC);
-}
-#endif
-
-static uint32_t compute_all_add(void)
-{
- uint32_t ret;
-
- ret = get_NZ_icc(CC_DST);
- ret |= get_C_add_icc(CC_DST, CC_SRC);
- ret |= get_V_add_icc(CC_DST, CC_SRC, CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_C_add(void)
-{
- return get_C_add_icc(CC_DST, CC_SRC);
-}
-
-#ifdef TARGET_SPARC64
-static uint32_t compute_all_addx_xcc(void)
-{
- uint32_t ret;
-
- ret = get_NZ_xcc(CC_DST);
- ret |= get_C_addx_xcc(CC_DST, CC_SRC, CC_SRC2);
- ret |= get_V_add_xcc(CC_DST, CC_SRC, CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_C_addx_xcc(void)
-{
- uint32_t ret;
-
- ret = get_C_addx_xcc(CC_DST, CC_SRC, CC_SRC2);
- return ret;
-}
-#endif
-
-static uint32_t compute_all_addx(void)
-{
- uint32_t ret;
-
- ret = get_NZ_icc(CC_DST);
- ret |= get_C_addx_icc(CC_DST, CC_SRC, CC_SRC2);
- ret |= get_V_add_icc(CC_DST, CC_SRC, CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_C_addx(void)
-{
- uint32_t ret;
-
- ret = get_C_addx_icc(CC_DST, CC_SRC, CC_SRC2);
- return ret;
-}
-
-static inline uint32_t get_V_tag_icc(target_ulong src1, target_ulong src2)
-{
- uint32_t ret = 0;
-
- if ((src1 | src2) & 0x3) {
- ret = PSR_OVF;
- }
- return ret;
-}
-
-static uint32_t compute_all_tadd(void)
-{
- uint32_t ret;
-
- ret = get_NZ_icc(CC_DST);
- ret |= get_C_add_icc(CC_DST, CC_SRC);
- ret |= get_V_add_icc(CC_DST, CC_SRC, CC_SRC2);
- ret |= get_V_tag_icc(CC_SRC, CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_all_taddtv(void)
-{
- uint32_t ret;
-
- ret = get_NZ_icc(CC_DST);
- ret |= get_C_add_icc(CC_DST, CC_SRC);
- return ret;
-}
-
-static inline uint32_t get_C_sub_icc(uint32_t src1, uint32_t src2)
-{
- uint32_t ret = 0;
-
- if (src1 < src2) {
- ret = PSR_CARRY;
- }
- return ret;
-}
-
-static inline uint32_t get_C_subx_icc(uint32_t dst, uint32_t src1,
- uint32_t src2)
-{
- uint32_t ret = 0;
-
- if (((~src1 & src2) | (dst & (~src1 | src2))) & (1U << 31)) {
- ret = PSR_CARRY;
- }
- return ret;
-}
-
-static inline uint32_t get_V_sub_icc(uint32_t dst, uint32_t src1,
- uint32_t src2)
-{
- uint32_t ret = 0;
-
- if (((src1 ^ src2) & (src1 ^ dst)) & (1U << 31)) {
- ret = PSR_OVF;
- }
- return ret;
-}
-
-
-#ifdef TARGET_SPARC64
-static inline uint32_t get_C_sub_xcc(target_ulong src1, target_ulong src2)
-{
- uint32_t ret = 0;
-
- if (src1 < src2) {
- ret = PSR_CARRY;
- }
- return ret;
-}
-
-static inline uint32_t get_C_subx_xcc(target_ulong dst, target_ulong src1,
- target_ulong src2)
-{
- uint32_t ret = 0;
-
- if (((~src1 & src2) | (dst & (~src1 | src2))) & (1ULL << 63)) {
- ret = PSR_CARRY;
- }
- return ret;
-}
-
-static inline uint32_t get_V_sub_xcc(target_ulong dst, target_ulong src1,
- target_ulong src2)
-{
- uint32_t ret = 0;
-
- if (((src1 ^ src2) & (src1 ^ dst)) & (1ULL << 63)) {
- ret = PSR_OVF;
- }
- return ret;
-}
-
-static uint32_t compute_all_sub_xcc(void)
-{
- uint32_t ret;
-
- ret = get_NZ_xcc(CC_DST);
- ret |= get_C_sub_xcc(CC_SRC, CC_SRC2);
- ret |= get_V_sub_xcc(CC_DST, CC_SRC, CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_C_sub_xcc(void)
-{
- return get_C_sub_xcc(CC_SRC, CC_SRC2);
-}
-#endif
-
-static uint32_t compute_all_sub(void)
-{
- uint32_t ret;
-
- ret = get_NZ_icc(CC_DST);
- ret |= get_C_sub_icc(CC_SRC, CC_SRC2);
- ret |= get_V_sub_icc(CC_DST, CC_SRC, CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_C_sub(void)
-{
- return get_C_sub_icc(CC_SRC, CC_SRC2);
-}
-
-#ifdef TARGET_SPARC64
-static uint32_t compute_all_subx_xcc(void)
-{
- uint32_t ret;
-
- ret = get_NZ_xcc(CC_DST);
- ret |= get_C_subx_xcc(CC_DST, CC_SRC, CC_SRC2);
- ret |= get_V_sub_xcc(CC_DST, CC_SRC, CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_C_subx_xcc(void)
-{
- uint32_t ret;
-
- ret = get_C_subx_xcc(CC_DST, CC_SRC, CC_SRC2);
- return ret;
-}
-#endif
-
-static uint32_t compute_all_subx(void)
-{
- uint32_t ret;
-
- ret = get_NZ_icc(CC_DST);
- ret |= get_C_subx_icc(CC_DST, CC_SRC, CC_SRC2);
- ret |= get_V_sub_icc(CC_DST, CC_SRC, CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_C_subx(void)
-{
- uint32_t ret;
-
- ret = get_C_subx_icc(CC_DST, CC_SRC, CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_all_tsub(void)
-{
- uint32_t ret;
-
- ret = get_NZ_icc(CC_DST);
- ret |= get_C_sub_icc(CC_SRC, CC_SRC2);
- ret |= get_V_sub_icc(CC_DST, CC_SRC, CC_SRC2);
- ret |= get_V_tag_icc(CC_SRC, CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_all_tsubtv(void)
-{
- uint32_t ret;
-
- ret = get_NZ_icc(CC_DST);
- ret |= get_C_sub_icc(CC_SRC, CC_SRC2);
- return ret;
-}
-
-static uint32_t compute_all_logic(void)
-{
- return get_NZ_icc(CC_DST);
-}
-
-static uint32_t compute_C_logic(void)
-{
- return 0;
-}
-
-#ifdef TARGET_SPARC64
-static uint32_t compute_all_logic_xcc(void)
-{
- return get_NZ_xcc(CC_DST);
-}
-#endif
-
-typedef struct CCTable {
- uint32_t (*compute_all)(void); /* return all the flags */
- uint32_t (*compute_c)(void); /* return the C flag */
-} CCTable;
-
-static const CCTable icc_table[CC_OP_NB] = {
- /* CC_OP_DYNAMIC should never happen */
- [CC_OP_FLAGS] = { compute_all_flags, compute_C_flags },
- [CC_OP_DIV] = { compute_all_div, compute_C_div },
- [CC_OP_ADD] = { compute_all_add, compute_C_add },
- [CC_OP_ADDX] = { compute_all_addx, compute_C_addx },
- [CC_OP_TADD] = { compute_all_tadd, compute_C_add },
- [CC_OP_TADDTV] = { compute_all_taddtv, compute_C_add },
- [CC_OP_SUB] = { compute_all_sub, compute_C_sub },
- [CC_OP_SUBX] = { compute_all_subx, compute_C_subx },
- [CC_OP_TSUB] = { compute_all_tsub, compute_C_sub },
- [CC_OP_TSUBTV] = { compute_all_tsubtv, compute_C_sub },
- [CC_OP_LOGIC] = { compute_all_logic, compute_C_logic },
-};
-
-#ifdef TARGET_SPARC64
-static const CCTable xcc_table[CC_OP_NB] = {
- /* CC_OP_DYNAMIC should never happen */
- [CC_OP_FLAGS] = { compute_all_flags_xcc, compute_C_flags_xcc },
- [CC_OP_DIV] = { compute_all_logic_xcc, compute_C_logic },
- [CC_OP_ADD] = { compute_all_add_xcc, compute_C_add_xcc },
- [CC_OP_ADDX] = { compute_all_addx_xcc, compute_C_addx_xcc },
- [CC_OP_TADD] = { compute_all_add_xcc, compute_C_add_xcc },
- [CC_OP_TADDTV] = { compute_all_add_xcc, compute_C_add_xcc },
- [CC_OP_SUB] = { compute_all_sub_xcc, compute_C_sub_xcc },
- [CC_OP_SUBX] = { compute_all_subx_xcc, compute_C_subx_xcc },
- [CC_OP_TSUB] = { compute_all_sub_xcc, compute_C_sub_xcc },
- [CC_OP_TSUBTV] = { compute_all_sub_xcc, compute_C_sub_xcc },
- [CC_OP_LOGIC] = { compute_all_logic_xcc, compute_C_logic },
-};
-#endif
-
-void helper_compute_psr(void)
-{
- uint32_t new_psr;
-
- new_psr = icc_table[CC_OP].compute_all();
- env->psr = new_psr;
-#ifdef TARGET_SPARC64
- new_psr = xcc_table[CC_OP].compute_all();
- env->xcc = new_psr;
-#endif
- CC_OP = CC_OP_FLAGS;
-}
-
-uint32_t helper_compute_C_icc(void)
-{
- uint32_t ret;
-
- ret = icc_table[CC_OP].compute_c() >> PSR_CARRY_SHIFT;
- return ret;
-}
-
-static inline void memcpy32(target_ulong *dst, const target_ulong *src)
-{
- dst[0] = src[0];
- dst[1] = src[1];
- dst[2] = src[2];
- dst[3] = src[3];
- dst[4] = src[4];
- dst[5] = src[5];
- dst[6] = src[6];
- dst[7] = src[7];
-}
-
-static void set_cwp(int new_cwp)
-{
- /* put the modified wrap registers at their proper location */
- if (env->cwp == env->nwindows - 1) {
- memcpy32(env->regbase, env->regbase + env->nwindows * 16);
- }
- env->cwp = new_cwp;
-
- /* put the wrap registers at their temporary location */
- if (new_cwp == env->nwindows - 1) {
- memcpy32(env->regbase + env->nwindows * 16, env->regbase);
- }
- env->regwptr = env->regbase + (new_cwp * 16);
-}
-
-void cpu_set_cwp(CPUState *env1, int new_cwp)
-{
- CPUState *saved_env;
-
- saved_env = env;
- env = env1;
- set_cwp(new_cwp);
- env = saved_env;
-}
-
-static target_ulong get_psr(void)
-{
- helper_compute_psr();
-
-#if !defined (TARGET_SPARC64)
- return env->version | (env->psr & PSR_ICC) |
- (env->psref? PSR_EF : 0) |
- (env->psrpil << 8) |
- (env->psrs? PSR_S : 0) |
- (env->psrps? PSR_PS : 0) |
- (env->psret? PSR_ET : 0) | env->cwp;
-#else
- return env->psr & PSR_ICC;
-#endif
-}
-
-target_ulong cpu_get_psr(CPUState *env1)
-{
- CPUState *saved_env;
- target_ulong ret;
-
- saved_env = env;
- env = env1;
- ret = get_psr();
- env = saved_env;
- return ret;
-}
-
-static void put_psr(target_ulong val)
-{
- env->psr = val & PSR_ICC;
-#if !defined (TARGET_SPARC64)
- env->psref = (val & PSR_EF)? 1 : 0;
- env->psrpil = (val & PSR_PIL) >> 8;
-#endif
-#if ((!defined (TARGET_SPARC64)) && !defined(CONFIG_USER_ONLY))
- cpu_check_irqs(env);
-#endif
-#if !defined (TARGET_SPARC64)
- env->psrs = (val & PSR_S)? 1 : 0;
- env->psrps = (val & PSR_PS)? 1 : 0;
- env->psret = (val & PSR_ET)? 1 : 0;
- set_cwp(val & PSR_CWP);
-#endif
- env->cc_op = CC_OP_FLAGS;
-}
-
-void cpu_put_psr(CPUState *env1, target_ulong val)
-{
- CPUState *saved_env;
-
- saved_env = env;
- env = env1;
- put_psr(val);
- env = saved_env;
-}
-
-static int cwp_inc(int cwp)
-{
- if (unlikely(cwp >= env->nwindows)) {
- cwp -= env->nwindows;
- }
- return cwp;
-}
-
-int cpu_cwp_inc(CPUState *env1, int cwp)
-{
- CPUState *saved_env;
- target_ulong ret;
-
- saved_env = env;
- env = env1;
- ret = cwp_inc(cwp);
- env = saved_env;
- return ret;
-}
-
-static int cwp_dec(int cwp)
-{
- if (unlikely(cwp < 0)) {
- cwp += env->nwindows;
- }
- return cwp;
-}
-
-int cpu_cwp_dec(CPUState *env1, int cwp)
-{
- CPUState *saved_env;
- target_ulong ret;
-
- saved_env = env;
- env = env1;
- ret = cwp_dec(cwp);
- env = saved_env;
- return ret;
-}
-
-#ifdef TARGET_SPARC64
-GEN_FCMPS(fcmps_fcc1, float32, 22, 0);
-GEN_FCMP(fcmpd_fcc1, float64, DT0, DT1, 22, 0);
-GEN_FCMP(fcmpq_fcc1, float128, QT0, QT1, 22, 0);
-
-GEN_FCMPS(fcmps_fcc2, float32, 24, 0);
-GEN_FCMP(fcmpd_fcc2, float64, DT0, DT1, 24, 0);
-GEN_FCMP(fcmpq_fcc2, float128, QT0, QT1, 24, 0);
-
-GEN_FCMPS(fcmps_fcc3, float32, 26, 0);
-GEN_FCMP(fcmpd_fcc3, float64, DT0, DT1, 26, 0);
-GEN_FCMP(fcmpq_fcc3, float128, QT0, QT1, 26, 0);
-
-GEN_FCMPS(fcmpes_fcc1, float32, 22, 1);
-GEN_FCMP(fcmped_fcc1, float64, DT0, DT1, 22, 1);
-GEN_FCMP(fcmpeq_fcc1, float128, QT0, QT1, 22, 1);
-
-GEN_FCMPS(fcmpes_fcc2, float32, 24, 1);
-GEN_FCMP(fcmped_fcc2, float64, DT0, DT1, 24, 1);
-GEN_FCMP(fcmpeq_fcc2, float128, QT0, QT1, 24, 1);
-
-GEN_FCMPS(fcmpes_fcc3, float32, 26, 1);
-GEN_FCMP(fcmped_fcc3, float64, DT0, DT1, 26, 1);
-GEN_FCMP(fcmpeq_fcc3, float128, QT0, QT1, 26, 1);
-#endif
-#undef GEN_FCMPS
-
-#if !defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY) && \
- defined(DEBUG_MXCC)
-static void dump_mxcc(CPUState *env)
-{
- printf("mxccdata: %016" PRIx64 " %016" PRIx64 " %016" PRIx64 " %016" PRIx64
- "\n",
- env->mxccdata[0], env->mxccdata[1],
- env->mxccdata[2], env->mxccdata[3]);
- printf("mxccregs: %016" PRIx64 " %016" PRIx64 " %016" PRIx64 " %016" PRIx64
- "\n"
- " %016" PRIx64 " %016" PRIx64 " %016" PRIx64 " %016" PRIx64
- "\n",
- env->mxccregs[0], env->mxccregs[1],
- env->mxccregs[2], env->mxccregs[3],
- env->mxccregs[4], env->mxccregs[5],
- env->mxccregs[6], env->mxccregs[7]);
-}
-#endif
-
-#if (defined(TARGET_SPARC64) || !defined(CONFIG_USER_ONLY)) \
- && defined(DEBUG_ASI)
-static void dump_asi(const char *txt, target_ulong addr, int asi, int size,
- uint64_t r1)
-{
- switch (size)
- {
- case 1:
- DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %02" PRIx64 "\n", txt,
- addr, asi, r1 & 0xff);
- break;
- case 2:
- DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %04" PRIx64 "\n", txt,
- addr, asi, r1 & 0xffff);
- break;
- case 4:
- DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %08" PRIx64 "\n", txt,
- addr, asi, r1 & 0xffffffff);
- break;
- case 8:
- DPRINTF_ASI("%s "TARGET_FMT_lx " asi 0x%02x = %016" PRIx64 "\n", txt,
- addr, asi, r1);
- break;
- }
-}
-#endif
-
-#ifndef TARGET_SPARC64
-#ifndef CONFIG_USER_ONLY
-
-
-/* Leon3 cache control */
-
-static void leon3_cache_control_int(void)
-{
- uint32_t state = 0;
-
- if (env->cache_control & CACHE_CTRL_IF) {
- /* Instruction cache state */
- state = env->cache_control & CACHE_STATE_MASK;
- if (state == CACHE_ENABLED) {
- state = CACHE_FROZEN;
- DPRINTF_CACHE_CONTROL("Instruction cache: freeze\n");
- }
-
- env->cache_control &= ~CACHE_STATE_MASK;
- env->cache_control |= state;
- }
-
- if (env->cache_control & CACHE_CTRL_DF) {
- /* Data cache state */
- state = (env->cache_control >> 2) & CACHE_STATE_MASK;
- if (state == CACHE_ENABLED) {
- state = CACHE_FROZEN;
- DPRINTF_CACHE_CONTROL("Data cache: freeze\n");
- }
-
- env->cache_control &= ~(CACHE_STATE_MASK << 2);
- env->cache_control |= (state << 2);
- }
-}
-
-static void leon3_cache_control_st(target_ulong addr, uint64_t val, int size)
-{
- DPRINTF_CACHE_CONTROL("st addr:%08x, val:%" PRIx64 ", size:%d\n",
- addr, val, size);
-
- if (size != 4) {
- DPRINTF_CACHE_CONTROL("32bits only\n");
- return;
- }
-
- switch (addr) {
- case 0x00: /* Cache control */
-
- /* These values must always be read as zeros */
- val &= ~CACHE_CTRL_FD;
- val &= ~CACHE_CTRL_FI;
- val &= ~CACHE_CTRL_IB;
- val &= ~CACHE_CTRL_IP;
- val &= ~CACHE_CTRL_DP;
-
- env->cache_control = val;
- break;
- case 0x04: /* Instruction cache configuration */
- case 0x08: /* Data cache configuration */
- /* Read Only */
- break;
- default:
- DPRINTF_CACHE_CONTROL("write unknown register %08x\n", addr);
- break;
- };
-}
-
-static uint64_t leon3_cache_control_ld(target_ulong addr, int size)
-{
- uint64_t ret = 0;
-
- if (size != 4) {
- DPRINTF_CACHE_CONTROL("32bits only\n");
- return 0;
- }
-
- switch (addr) {
- case 0x00: /* Cache control */
- ret = env->cache_control;
- break;
-
- /* Configuration registers are read and only always keep those
- predefined values */
-
- case 0x04: /* Instruction cache configuration */
- ret = 0x10220000;
- break;
- case 0x08: /* Data cache configuration */
- ret = 0x18220000;
- break;
- default:
- DPRINTF_CACHE_CONTROL("read unknown register %08x\n", addr);
- break;
- };
- DPRINTF_CACHE_CONTROL("ld addr:%08x, ret:0x%" PRIx64 ", size:%d\n",
- addr, ret, size);
- return ret;
-}
-
-void leon3_irq_manager(void *irq_manager, int intno)
-{
- leon3_irq_ack(irq_manager, intno);
- leon3_cache_control_int();
-}
-
-uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign)
-{
- uint64_t ret = 0;
-#if defined(DEBUG_MXCC) || defined(DEBUG_ASI)
- uint32_t last_addr = addr;
-#endif
-
- helper_check_align(addr, size - 1);
- switch (asi) {
- case 2: /* SuperSparc MXCC registers and Leon3 cache control */
- switch (addr) {
- case 0x00: /* Leon3 Cache Control */
- case 0x08: /* Leon3 Instruction Cache config */
- case 0x0C: /* Leon3 Date Cache config */
- if (env->def->features & CPU_FEATURE_CACHE_CTRL) {
- ret = leon3_cache_control_ld(addr, size);
- }
- break;
- case 0x01c00a00: /* MXCC control register */
- if (size == 8)
- ret = env->mxccregs[3];
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- break;
- case 0x01c00a04: /* MXCC control register */
- if (size == 4)
- ret = env->mxccregs[3];
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- break;
- case 0x01c00c00: /* Module reset register */
- if (size == 8) {
- ret = env->mxccregs[5];
- // should we do something here?
- } else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- break;
- case 0x01c00f00: /* MBus port address register */
- if (size == 8)
- ret = env->mxccregs[7];
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- break;
- default:
- DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", addr,
- size);
- break;
- }
- DPRINTF_MXCC("asi = %d, size = %d, sign = %d, "
- "addr = %08x -> ret = %" PRIx64 ","
- "addr = %08x\n", asi, size, sign, last_addr, ret, addr);
-#ifdef DEBUG_MXCC
- dump_mxcc(env);
-#endif
- break;
- case 3: /* MMU probe */
- {
- int mmulev;
-
- mmulev = (addr >> 8) & 15;
- if (mmulev > 4)
- ret = 0;
- else
- ret = mmu_probe(env, addr, mmulev);
- DPRINTF_MMU("mmu_probe: 0x%08x (lev %d) -> 0x%08" PRIx64 "\n",
- addr, mmulev, ret);
- }
- break;
- case 4: /* read MMU regs */
- {
- int reg = (addr >> 8) & 0x1f;
-
- ret = env->mmuregs[reg];
- if (reg == 3) /* Fault status cleared on read */
- env->mmuregs[3] = 0;
- else if (reg == 0x13) /* Fault status read */
- ret = env->mmuregs[3];
- else if (reg == 0x14) /* Fault address read */
- ret = env->mmuregs[4];
- DPRINTF_MMU("mmu_read: reg[%d] = 0x%08" PRIx64 "\n", reg, ret);
- }
- break;
- case 5: // Turbosparc ITLB Diagnostic
- case 6: // Turbosparc DTLB Diagnostic
- case 7: // Turbosparc IOTLB Diagnostic
- break;
- case 9: /* Supervisor code access */
- switch(size) {
- case 1:
- ret = ldub_code(addr);
- break;
- case 2:
- ret = lduw_code(addr);
- break;
- default:
- case 4:
- ret = ldl_code(addr);
- break;
- case 8:
- ret = ldq_code(addr);
- break;
- }
- break;
- case 0xa: /* User data access */
- switch(size) {
- case 1:
- ret = ldub_user(addr);
- break;
- case 2:
- ret = lduw_user(addr);
- break;
- default:
- case 4:
- ret = ldl_user(addr);
- break;
- case 8:
- ret = ldq_user(addr);
- break;
- }
- break;
- case 0xb: /* Supervisor data access */
- switch(size) {
- case 1:
- ret = ldub_kernel(addr);
- break;
- case 2:
- ret = lduw_kernel(addr);
- break;
- default:
- case 4:
- ret = ldl_kernel(addr);
- break;
- case 8:
- ret = ldq_kernel(addr);
- break;
- }
- break;
- case 0xc: /* I-cache tag */
- case 0xd: /* I-cache data */
- case 0xe: /* D-cache tag */
- case 0xf: /* D-cache data */
- break;
- case 0x20: /* MMU passthrough */
- switch(size) {
- case 1:
- ret = ldub_phys(addr);
- break;
- case 2:
- ret = lduw_phys(addr);
- break;
- default:
- case 4:
- ret = ldl_phys(addr);
- break;
- case 8:
- ret = ldq_phys(addr);
- break;
- }
- break;
- case 0x21 ... 0x2f: /* MMU passthrough, 0x100000000 to 0xfffffffff */
- switch(size) {
- case 1:
- ret = ldub_phys((target_phys_addr_t)addr
- | ((target_phys_addr_t)(asi & 0xf) << 32));
- break;
- case 2:
- ret = lduw_phys((target_phys_addr_t)addr
- | ((target_phys_addr_t)(asi & 0xf) << 32));
- break;
- default:
- case 4:
- ret = ldl_phys((target_phys_addr_t)addr
- | ((target_phys_addr_t)(asi & 0xf) << 32));
- break;
- case 8:
- ret = ldq_phys((target_phys_addr_t)addr
- | ((target_phys_addr_t)(asi & 0xf) << 32));
- break;
- }
- break;
- case 0x30: // Turbosparc secondary cache diagnostic
- case 0x31: // Turbosparc RAM snoop
- case 0x32: // Turbosparc page table descriptor diagnostic
- case 0x39: /* data cache diagnostic register */
- ret = 0;
- break;
- case 0x38: /* SuperSPARC MMU Breakpoint Control Registers */
- {
- int reg = (addr >> 8) & 3;
-
- switch(reg) {
- case 0: /* Breakpoint Value (Addr) */
- ret = env->mmubpregs[reg];
- break;
- case 1: /* Breakpoint Mask */
- ret = env->mmubpregs[reg];
- break;
- case 2: /* Breakpoint Control */
- ret = env->mmubpregs[reg];
- break;
- case 3: /* Breakpoint Status */
- ret = env->mmubpregs[reg];
- env->mmubpregs[reg] = 0ULL;
- break;
- }
- DPRINTF_MMU("read breakpoint reg[%d] 0x%016" PRIx64 "\n", reg,
- ret);
- }
- break;
- case 0x49: /* SuperSPARC MMU Counter Breakpoint Value */
- ret = env->mmubpctrv;
- break;
- case 0x4a: /* SuperSPARC MMU Counter Breakpoint Control */
- ret = env->mmubpctrc;
- break;
- case 0x4b: /* SuperSPARC MMU Counter Breakpoint Status */
- ret = env->mmubpctrs;
- break;
- case 0x4c: /* SuperSPARC MMU Breakpoint Action */
- ret = env->mmubpaction;
- break;
- case 8: /* User code access, XXX */
- default:
- do_unassigned_access(addr, 0, 0, asi, size);
- ret = 0;
- break;
- }
- if (sign) {
- switch(size) {
- case 1:
- ret = (int8_t) ret;
- break;
- case 2:
- ret = (int16_t) ret;
- break;
- case 4:
- ret = (int32_t) ret;
- break;
- default:
- break;
- }
- }
-#ifdef DEBUG_ASI
- dump_asi("read ", last_addr, asi, size, ret);
-#endif
- return ret;
-}
-
-void helper_st_asi(target_ulong addr, uint64_t val, int asi, int size)
-{
- helper_check_align(addr, size - 1);
- switch(asi) {
- case 2: /* SuperSparc MXCC registers and Leon3 cache control */
- switch (addr) {
- case 0x00: /* Leon3 Cache Control */
- case 0x08: /* Leon3 Instruction Cache config */
- case 0x0C: /* Leon3 Date Cache config */
- if (env->def->features & CPU_FEATURE_CACHE_CTRL) {
- leon3_cache_control_st(addr, val, size);
- }
- break;
-
- case 0x01c00000: /* MXCC stream data register 0 */
- if (size == 8)
- env->mxccdata[0] = val;
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- break;
- case 0x01c00008: /* MXCC stream data register 1 */
- if (size == 8)
- env->mxccdata[1] = val;
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- break;
- case 0x01c00010: /* MXCC stream data register 2 */
- if (size == 8)
- env->mxccdata[2] = val;
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- break;
- case 0x01c00018: /* MXCC stream data register 3 */
- if (size == 8)
- env->mxccdata[3] = val;
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- break;
- case 0x01c00100: /* MXCC stream source */
- if (size == 8)
- env->mxccregs[0] = val;
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- env->mxccdata[0] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) +
- 0);
- env->mxccdata[1] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) +
- 8);
- env->mxccdata[2] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) +
- 16);
- env->mxccdata[3] = ldq_phys((env->mxccregs[0] & 0xffffffffULL) +
- 24);
- break;
- case 0x01c00200: /* MXCC stream destination */
- if (size == 8)
- env->mxccregs[1] = val;
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- stq_phys((env->mxccregs[1] & 0xffffffffULL) + 0,
- env->mxccdata[0]);
- stq_phys((env->mxccregs[1] & 0xffffffffULL) + 8,
- env->mxccdata[1]);
- stq_phys((env->mxccregs[1] & 0xffffffffULL) + 16,
- env->mxccdata[2]);
- stq_phys((env->mxccregs[1] & 0xffffffffULL) + 24,
- env->mxccdata[3]);
- break;
- case 0x01c00a00: /* MXCC control register */
- if (size == 8)
- env->mxccregs[3] = val;
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- break;
- case 0x01c00a04: /* MXCC control register */
- if (size == 4)
- env->mxccregs[3] = (env->mxccregs[3] & 0xffffffff00000000ULL)
- | val;
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- break;
- case 0x01c00e00: /* MXCC error register */
- // writing a 1 bit clears the error
- if (size == 8)
- env->mxccregs[6] &= ~val;
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- break;
- case 0x01c00f00: /* MBus port address register */
- if (size == 8)
- env->mxccregs[7] = val;
- else
- DPRINTF_MXCC("%08x: unimplemented access size: %d\n", addr,
- size);
- break;
- default:
- DPRINTF_MXCC("%08x: unimplemented address, size: %d\n", addr,
- size);
- break;
- }
- DPRINTF_MXCC("asi = %d, size = %d, addr = %08x, val = %" PRIx64 "\n",
- asi, size, addr, val);
-#ifdef DEBUG_MXCC
- dump_mxcc(env);
-#endif
- break;
- case 3: /* MMU flush */
- {
- int mmulev;
-
- mmulev = (addr >> 8) & 15;
- DPRINTF_MMU("mmu flush level %d\n", mmulev);
- switch (mmulev) {
- case 0: // flush page
- tlb_flush_page(env, addr & 0xfffff000);
- break;
- case 1: // flush segment (256k)
- case 2: // flush region (16M)
- case 3: // flush context (4G)
- case 4: // flush entire
- tlb_flush(env, 1);
- break;
- default:
- break;
- }
-#ifdef DEBUG_MMU
- dump_mmu(stdout, fprintf, env);
-#endif
- }
- break;
- case 4: /* write MMU regs */
- {
- int reg = (addr >> 8) & 0x1f;
- uint32_t oldreg;
-
- oldreg = env->mmuregs[reg];
- switch(reg) {
- case 0: // Control Register
- env->mmuregs[reg] = (env->mmuregs[reg] & 0xff000000) |
- (val & 0x00ffffff);
- // Mappings generated during no-fault mode or MMU
- // disabled mode are invalid in normal mode
- if ((oldreg & (MMU_E | MMU_NF | env->def->mmu_bm)) !=
- (env->mmuregs[reg] & (MMU_E | MMU_NF | env->def->mmu_bm)))
- tlb_flush(env, 1);
- break;
- case 1: // Context Table Pointer Register
- env->mmuregs[reg] = val & env->def->mmu_ctpr_mask;
- break;
- case 2: // Context Register
- env->mmuregs[reg] = val & env->def->mmu_cxr_mask;
- if (oldreg != env->mmuregs[reg]) {
- /* we flush when the MMU context changes because
- QEMU has no MMU context support */
- tlb_flush(env, 1);
- }
- break;
- case 3: // Synchronous Fault Status Register with Clear
- case 4: // Synchronous Fault Address Register
- break;
- case 0x10: // TLB Replacement Control Register
- env->mmuregs[reg] = val & env->def->mmu_trcr_mask;
- break;
- case 0x13: // Synchronous Fault Status Register with Read and Clear
- env->mmuregs[3] = val & env->def->mmu_sfsr_mask;
- break;
- case 0x14: // Synchronous Fault Address Register
- env->mmuregs[4] = val;
- break;
- default:
- env->mmuregs[reg] = val;
- break;
- }
- if (oldreg != env->mmuregs[reg]) {
- DPRINTF_MMU("mmu change reg[%d]: 0x%08x -> 0x%08x\n",
- reg, oldreg, env->mmuregs[reg]);
- }
-#ifdef DEBUG_MMU
- dump_mmu(stdout, fprintf, env);
-#endif
- }
- break;
- case 5: // Turbosparc ITLB Diagnostic
- case 6: // Turbosparc DTLB Diagnostic
- case 7: // Turbosparc IOTLB Diagnostic
- break;
- case 0xa: /* User data access */
- switch(size) {
- case 1:
- stb_user(addr, val);
- break;
- case 2:
- stw_user(addr, val);
- break;
- default:
- case 4:
- stl_user(addr, val);
- break;
- case 8:
- stq_user(addr, val);
- break;
- }
- break;
- case 0xb: /* Supervisor data access */
- switch(size) {
- case 1:
- stb_kernel(addr, val);
- break;
- case 2:
- stw_kernel(addr, val);
- break;
- default:
- case 4:
- stl_kernel(addr, val);
- break;
- case 8:
- stq_kernel(addr, val);
- break;
- }
- break;
- case 0xc: /* I-cache tag */
- case 0xd: /* I-cache data */
- case 0xe: /* D-cache tag */
- case 0xf: /* D-cache data */
- case 0x10: /* I/D-cache flush page */
- case 0x11: /* I/D-cache flush segment */
- case 0x12: /* I/D-cache flush region */
- case 0x13: /* I/D-cache flush context */
- case 0x14: /* I/D-cache flush user */
- break;
- case 0x17: /* Block copy, sta access */
- {
- // val = src
- // addr = dst
- // copy 32 bytes
- unsigned int i;
- uint32_t src = val & ~3, dst = addr & ~3, temp;
-
- for (i = 0; i < 32; i += 4, src += 4, dst += 4) {
- temp = ldl_kernel(src);
- stl_kernel(dst, temp);
- }
- }
- break;
- case 0x1f: /* Block fill, stda access */
- {
- // addr = dst
- // fill 32 bytes with val
- unsigned int i;
- uint32_t dst = addr & 7;
-
- for (i = 0; i < 32; i += 8, dst += 8)
- stq_kernel(dst, val);
- }
- break;
- case 0x20: /* MMU passthrough */
- {
- switch(size) {
- case 1:
- stb_phys(addr, val);
- break;
- case 2:
- stw_phys(addr, val);
- break;
- case 4:
- default:
- stl_phys(addr, val);
- break;
- case 8:
- stq_phys(addr, val);
- break;
- }
- }
- break;
- case 0x21 ... 0x2f: /* MMU passthrough, 0x100000000 to 0xfffffffff */
- {
- switch(size) {
- case 1:
- stb_phys((target_phys_addr_t)addr
- | ((target_phys_addr_t)(asi & 0xf) << 32), val);
- break;
- case 2:
- stw_phys((target_phys_addr_t)addr
- | ((target_phys_addr_t)(asi & 0xf) << 32), val);
- break;
- case 4:
- default:
- stl_phys((target_phys_addr_t)addr
- | ((target_phys_addr_t)(asi & 0xf) << 32), val);
- break;
- case 8:
- stq_phys((target_phys_addr_t)addr
- | ((target_phys_addr_t)(asi & 0xf) << 32), val);
- break;
- }
- }
- break;
- case 0x30: // store buffer tags or Turbosparc secondary cache diagnostic
- case 0x31: // store buffer data, Ross RT620 I-cache flush or
- // Turbosparc snoop RAM
- case 0x32: // store buffer control or Turbosparc page table
- // descriptor diagnostic
- case 0x36: /* I-cache flash clear */
- case 0x37: /* D-cache flash clear */
- break;
- case 0x38: /* SuperSPARC MMU Breakpoint Control Registers*/
- {
- int reg = (addr >> 8) & 3;
-
- switch(reg) {
- case 0: /* Breakpoint Value (Addr) */
- env->mmubpregs[reg] = (val & 0xfffffffffULL);
- break;
- case 1: /* Breakpoint Mask */
- env->mmubpregs[reg] = (val & 0xfffffffffULL);
- break;
- case 2: /* Breakpoint Control */
- env->mmubpregs[reg] = (val & 0x7fULL);
- break;
- case 3: /* Breakpoint Status */
- env->mmubpregs[reg] = (val & 0xfULL);
- break;
- }
- DPRINTF_MMU("write breakpoint reg[%d] 0x%016x\n", reg,
- env->mmuregs[reg]);
- }
- break;
- case 0x49: /* SuperSPARC MMU Counter Breakpoint Value */
- env->mmubpctrv = val & 0xffffffff;
- break;
- case 0x4a: /* SuperSPARC MMU Counter Breakpoint Control */
- env->mmubpctrc = val & 0x3;
- break;
- case 0x4b: /* SuperSPARC MMU Counter Breakpoint Status */
- env->mmubpctrs = val & 0x3;
- break;
- case 0x4c: /* SuperSPARC MMU Breakpoint Action */
- env->mmubpaction = val & 0x1fff;
- break;
- case 8: /* User code access, XXX */
- case 9: /* Supervisor code access, XXX */
- default:
- do_unassigned_access(addr, 1, 0, asi, size);
- break;
- }
-#ifdef DEBUG_ASI
- dump_asi("write", addr, asi, size, val);
-#endif
-}
-
-#endif /* CONFIG_USER_ONLY */
-#else /* TARGET_SPARC64 */
-
-#ifdef CONFIG_USER_ONLY
-uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign)
-{
- uint64_t ret = 0;
-#if defined(DEBUG_ASI)
- target_ulong last_addr = addr;
-#endif
-
- if (asi < 0x80)
- raise_exception(TT_PRIV_ACT);
-
- helper_check_align(addr, size - 1);
- addr = asi_address_mask(env, asi, addr);
-
- switch (asi) {
- case 0x82: // Primary no-fault
- case 0x8a: // Primary no-fault LE
- if (page_check_range(addr, size, PAGE_READ) == -1) {
-#ifdef DEBUG_ASI
- dump_asi("read ", last_addr, asi, size, ret);
-#endif
- return 0;
- }
- // Fall through
- case 0x80: // Primary
- case 0x88: // Primary LE
- {
- switch(size) {
- case 1:
- ret = ldub_raw(addr);
- break;
- case 2:
- ret = lduw_raw(addr);
- break;
- case 4:
- ret = ldl_raw(addr);
- break;
- default:
- case 8:
- ret = ldq_raw(addr);
- break;
- }
- }
- break;
- case 0x83: // Secondary no-fault
- case 0x8b: // Secondary no-fault LE
- if (page_check_range(addr, size, PAGE_READ) == -1) {
-#ifdef DEBUG_ASI
- dump_asi("read ", last_addr, asi, size, ret);
-#endif
- return 0;
- }
- // Fall through
- case 0x81: // Secondary
- case 0x89: // Secondary LE
- // XXX
- break;
- default:
- break;
- }
-
- /* Convert from little endian */
- switch (asi) {
- case 0x88: // Primary LE
- case 0x89: // Secondary LE
- case 0x8a: // Primary no-fault LE
- case 0x8b: // Secondary no-fault LE
- switch(size) {
- case 2:
- ret = bswap16(ret);
- break;
- case 4:
- ret = bswap32(ret);
- break;
- case 8:
- ret = bswap64(ret);
- break;
- default:
- break;
- }
- default:
- break;
- }
-
- /* Convert to signed number */
- if (sign) {
- switch(size) {
- case 1:
- ret = (int8_t) ret;
- break;
- case 2:
- ret = (int16_t) ret;
- break;
- case 4:
- ret = (int32_t) ret;
- break;
- default:
- break;
- }
- }
-#ifdef DEBUG_ASI
- dump_asi("read ", last_addr, asi, size, ret);
-#endif
- return ret;
-}
-
-void helper_st_asi(target_ulong addr, target_ulong val, int asi, int size)
-{
-#ifdef DEBUG_ASI
- dump_asi("write", addr, asi, size, val);
-#endif
- if (asi < 0x80)
- raise_exception(TT_PRIV_ACT);
-
- helper_check_align(addr, size - 1);
- addr = asi_address_mask(env, asi, addr);
-
- /* Convert to little endian */
- switch (asi) {
- case 0x88: // Primary LE
- case 0x89: // Secondary LE
- switch(size) {
- case 2:
- val = bswap16(val);
- break;
- case 4:
- val = bswap32(val);
- break;
- case 8:
- val = bswap64(val);
- break;
- default:
- break;
- }
- default:
- break;
- }
-
- switch(asi) {
- case 0x80: // Primary
- case 0x88: // Primary LE
- {
- switch(size) {
- case 1:
- stb_raw(addr, val);
- break;
- case 2:
- stw_raw(addr, val);
- break;
- case 4:
- stl_raw(addr, val);
- break;
- case 8:
- default:
- stq_raw(addr, val);
- break;
- }
- }
- break;
- case 0x81: // Secondary
- case 0x89: // Secondary LE
- // XXX
- return;
-
- case 0x82: // Primary no-fault, RO
- case 0x83: // Secondary no-fault, RO
- case 0x8a: // Primary no-fault LE, RO
- case 0x8b: // Secondary no-fault LE, RO
- default:
- do_unassigned_access(addr, 1, 0, 1, size);
- return;
- }
-}
-
-#else /* CONFIG_USER_ONLY */
-
-uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign)
-{
- uint64_t ret = 0;
-#if defined(DEBUG_ASI)
- target_ulong last_addr = addr;
-#endif
-
- asi &= 0xff;
-
- if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0)
- || (cpu_has_hypervisor(env)
- && asi >= 0x30 && asi < 0x80
- && !(env->hpstate & HS_PRIV)))
- raise_exception(TT_PRIV_ACT);
-
- helper_check_align(addr, size - 1);
- addr = asi_address_mask(env, asi, addr);
-
- switch (asi) {
- case 0x82: // Primary no-fault
- case 0x8a: // Primary no-fault LE
- case 0x83: // Secondary no-fault
- case 0x8b: // Secondary no-fault LE
- {
- /* secondary space access has lowest asi bit equal to 1 */
- int access_mmu_idx = ( asi & 1 ) ? MMU_KERNEL_IDX
- : MMU_KERNEL_SECONDARY_IDX;
-
- if (cpu_get_phys_page_nofault(env, addr, access_mmu_idx) == -1ULL) {
-#ifdef DEBUG_ASI
- dump_asi("read ", last_addr, asi, size, ret);
-#endif
- return 0;
- }
- }
- // Fall through
- case 0x10: // As if user primary
- case 0x11: // As if user secondary
- case 0x18: // As if user primary LE
- case 0x19: // As if user secondary LE
- case 0x80: // Primary
- case 0x81: // Secondary
- case 0x88: // Primary LE
- case 0x89: // Secondary LE
- case 0xe2: // UA2007 Primary block init
- case 0xe3: // UA2007 Secondary block init
- if ((asi & 0x80) && (env->pstate & PS_PRIV)) {
- if (cpu_hypervisor_mode(env)) {
- switch(size) {
- case 1:
- ret = ldub_hypv(addr);
- break;
- case 2:
- ret = lduw_hypv(addr);
- break;
- case 4:
- ret = ldl_hypv(addr);
- break;
- default:
- case 8:
- ret = ldq_hypv(addr);
- break;
- }
- } else {
- /* secondary space access has lowest asi bit equal to 1 */
- if (asi & 1) {
- switch(size) {
- case 1:
- ret = ldub_kernel_secondary(addr);
- break;
- case 2:
- ret = lduw_kernel_secondary(addr);
- break;
- case 4:
- ret = ldl_kernel_secondary(addr);
- break;
- default:
- case 8:
- ret = ldq_kernel_secondary(addr);
- break;
- }
- } else {
- switch(size) {
- case 1:
- ret = ldub_kernel(addr);
- break;
- case 2:
- ret = lduw_kernel(addr);
- break;
- case 4:
- ret = ldl_kernel(addr);
- break;
- default:
- case 8:
- ret = ldq_kernel(addr);
- break;
- }
- }
- }
- } else {
- /* secondary space access has lowest asi bit equal to 1 */
- if (asi & 1) {
- switch(size) {
- case 1:
- ret = ldub_user_secondary(addr);
- break;
- case 2:
- ret = lduw_user_secondary(addr);
- break;
- case 4:
- ret = ldl_user_secondary(addr);
- break;
- default:
- case 8:
- ret = ldq_user_secondary(addr);
- break;
- }
- } else {
- switch(size) {
- case 1:
- ret = ldub_user(addr);
- break;
- case 2:
- ret = lduw_user(addr);
- break;
- case 4:
- ret = ldl_user(addr);
- break;
- default:
- case 8:
- ret = ldq_user(addr);
- break;
- }
- }
- }
- break;
- case 0x14: // Bypass
- case 0x15: // Bypass, non-cacheable
- case 0x1c: // Bypass LE
- case 0x1d: // Bypass, non-cacheable LE
- {
- switch(size) {
- case 1:
- ret = ldub_phys(addr);
- break;
- case 2:
- ret = lduw_phys(addr);
- break;
- case 4:
- ret = ldl_phys(addr);
- break;
- default:
- case 8:
- ret = ldq_phys(addr);
- break;
- }
- break;
- }
- case 0x24: // Nucleus quad LDD 128 bit atomic
- case 0x2c: // Nucleus quad LDD 128 bit atomic LE
- // Only ldda allowed
- raise_exception(TT_ILL_INSN);
- return 0;
- case 0x04: // Nucleus
- case 0x0c: // Nucleus Little Endian (LE)
- {
- switch(size) {
- case 1:
- ret = ldub_nucleus(addr);
- break;
- case 2:
- ret = lduw_nucleus(addr);
- break;
- case 4:
- ret = ldl_nucleus(addr);
- break;
- default:
- case 8:
- ret = ldq_nucleus(addr);
- break;
- }
- break;
- }
- case 0x4a: // UPA config
- // XXX
- break;
- case 0x45: // LSU
- ret = env->lsu;
- break;
- case 0x50: // I-MMU regs
- {
- int reg = (addr >> 3) & 0xf;
-
- if (reg == 0) {
- // I-TSB Tag Target register
- ret = ultrasparc_tag_target(env->immu.tag_access);
- } else {
- ret = env->immuregs[reg];
- }
-
- break;
- }
- case 0x51: // I-MMU 8k TSB pointer
- {
- // env->immuregs[5] holds I-MMU TSB register value
- // env->immuregs[6] holds I-MMU Tag Access register value
- ret = ultrasparc_tsb_pointer(env->immu.tsb, env->immu.tag_access,
- 8*1024);
- break;
- }
- case 0x52: // I-MMU 64k TSB pointer
- {
- // env->immuregs[5] holds I-MMU TSB register value
- // env->immuregs[6] holds I-MMU Tag Access register value
- ret = ultrasparc_tsb_pointer(env->immu.tsb, env->immu.tag_access,
- 64*1024);
- break;
- }
- case 0x55: // I-MMU data access
- {
- int reg = (addr >> 3) & 0x3f;
-
- ret = env->itlb[reg].tte;
- break;
- }
- case 0x56: // I-MMU tag read
- {
- int reg = (addr >> 3) & 0x3f;
-
- ret = env->itlb[reg].tag;
- break;
- }
- case 0x58: // D-MMU regs
- {
- int reg = (addr >> 3) & 0xf;
-
- if (reg == 0) {
- // D-TSB Tag Target register
- ret = ultrasparc_tag_target(env->dmmu.tag_access);
- } else {
- ret = env->dmmuregs[reg];
- }
- break;
- }
- case 0x59: // D-MMU 8k TSB pointer
- {
- // env->dmmuregs[5] holds D-MMU TSB register value
- // env->dmmuregs[6] holds D-MMU Tag Access register value
- ret = ultrasparc_tsb_pointer(env->dmmu.tsb, env->dmmu.tag_access,
- 8*1024);
- break;
- }
- case 0x5a: // D-MMU 64k TSB pointer
- {
- // env->dmmuregs[5] holds D-MMU TSB register value
- // env->dmmuregs[6] holds D-MMU Tag Access register value
- ret = ultrasparc_tsb_pointer(env->dmmu.tsb, env->dmmu.tag_access,
- 64*1024);
- break;
- }
- case 0x5d: // D-MMU data access
- {
- int reg = (addr >> 3) & 0x3f;
-
- ret = env->dtlb[reg].tte;
- break;
- }
- case 0x5e: // D-MMU tag read
- {
- int reg = (addr >> 3) & 0x3f;
-
- ret = env->dtlb[reg].tag;
- break;
- }
- case 0x46: // D-cache data
- case 0x47: // D-cache tag access
- case 0x4b: // E-cache error enable
- case 0x4c: // E-cache asynchronous fault status
- case 0x4d: // E-cache asynchronous fault address
- case 0x4e: // E-cache tag data
- case 0x66: // I-cache instruction access
- case 0x67: // I-cache tag access
- case 0x6e: // I-cache predecode
- case 0x6f: // I-cache LRU etc.
- case 0x76: // E-cache tag
- case 0x7e: // E-cache tag
- break;
- case 0x5b: // D-MMU data pointer
- case 0x48: // Interrupt dispatch, RO
- case 0x49: // Interrupt data receive
- case 0x7f: // Incoming interrupt vector, RO
- // XXX
- break;
- case 0x54: // I-MMU data in, WO
- case 0x57: // I-MMU demap, WO
- case 0x5c: // D-MMU data in, WO
- case 0x5f: // D-MMU demap, WO
- case 0x77: // Interrupt vector, WO
- default:
- do_unassigned_access(addr, 0, 0, 1, size);
- ret = 0;
- break;
- }
-
- /* Convert from little endian */
- switch (asi) {
- case 0x0c: // Nucleus Little Endian (LE)
- case 0x18: // As if user primary LE
- case 0x19: // As if user secondary LE
- case 0x1c: // Bypass LE
- case 0x1d: // Bypass, non-cacheable LE
- case 0x88: // Primary LE
- case 0x89: // Secondary LE
- case 0x8a: // Primary no-fault LE
- case 0x8b: // Secondary no-fault LE
- switch(size) {
- case 2:
- ret = bswap16(ret);
- break;
- case 4:
- ret = bswap32(ret);
- break;
- case 8:
- ret = bswap64(ret);
- break;
- default:
- break;
- }
- default:
- break;
- }
-
- /* Convert to signed number */
- if (sign) {
- switch(size) {
- case 1:
- ret = (int8_t) ret;
- break;
- case 2:
- ret = (int16_t) ret;
- break;
- case 4:
- ret = (int32_t) ret;
- break;
- default:
- break;
- }
- }
-#ifdef DEBUG_ASI
- dump_asi("read ", last_addr, asi, size, ret);
-#endif
- return ret;
-}
-
-void helper_st_asi(target_ulong addr, target_ulong val, int asi, int size)
-{
-#ifdef DEBUG_ASI
- dump_asi("write", addr, asi, size, val);
-#endif
-
- asi &= 0xff;
-
- if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0)
- || (cpu_has_hypervisor(env)
- && asi >= 0x30 && asi < 0x80
- && !(env->hpstate & HS_PRIV)))
- raise_exception(TT_PRIV_ACT);
-
- helper_check_align(addr, size - 1);
- addr = asi_address_mask(env, asi, addr);
-
- /* Convert to little endian */
- switch (asi) {
- case 0x0c: // Nucleus Little Endian (LE)
- case 0x18: // As if user primary LE
- case 0x19: // As if user secondary LE
- case 0x1c: // Bypass LE
- case 0x1d: // Bypass, non-cacheable LE
- case 0x88: // Primary LE
- case 0x89: // Secondary LE
- switch(size) {
- case 2:
- val = bswap16(val);
- break;
- case 4:
- val = bswap32(val);
- break;
- case 8:
- val = bswap64(val);
- break;
- default:
- break;
- }
- default:
- break;
- }
-
- switch(asi) {
- case 0x10: // As if user primary
- case 0x11: // As if user secondary
- case 0x18: // As if user primary LE
- case 0x19: // As if user secondary LE
- case 0x80: // Primary
- case 0x81: // Secondary
- case 0x88: // Primary LE
- case 0x89: // Secondary LE
- case 0xe2: // UA2007 Primary block init
- case 0xe3: // UA2007 Secondary block init
- if ((asi & 0x80) && (env->pstate & PS_PRIV)) {
- if (cpu_hypervisor_mode(env)) {
- switch(size) {
- case 1:
- stb_hypv(addr, val);
- break;
- case 2:
- stw_hypv(addr, val);
- break;
- case 4:
- stl_hypv(addr, val);
- break;
- case 8:
- default:
- stq_hypv(addr, val);
- break;
- }
- } else {
- /* secondary space access has lowest asi bit equal to 1 */
- if (asi & 1) {
- switch(size) {
- case 1:
- stb_kernel_secondary(addr, val);
- break;
- case 2:
- stw_kernel_secondary(addr, val);
- break;
- case 4:
- stl_kernel_secondary(addr, val);
- break;
- case 8:
- default:
- stq_kernel_secondary(addr, val);
- break;
- }
- } else {
- switch(size) {
- case 1:
- stb_kernel(addr, val);
- break;
- case 2:
- stw_kernel(addr, val);
- break;
- case 4:
- stl_kernel(addr, val);
- break;
- case 8:
- default:
- stq_kernel(addr, val);
- break;
- }
- }
- }
- } else {
- /* secondary space access has lowest asi bit equal to 1 */
- if (asi & 1) {
- switch(size) {
- case 1:
- stb_user_secondary(addr, val);
- break;
- case 2:
- stw_user_secondary(addr, val);
- break;
- case 4:
- stl_user_secondary(addr, val);
- break;
- case 8:
- default:
- stq_user_secondary(addr, val);
- break;
- }
- } else {
- switch(size) {
- case 1:
- stb_user(addr, val);
- break;
- case 2:
- stw_user(addr, val);
- break;
- case 4:
- stl_user(addr, val);
- break;
- case 8:
- default:
- stq_user(addr, val);
- break;
- }
- }
- }
- break;
- case 0x14: // Bypass
- case 0x15: // Bypass, non-cacheable
- case 0x1c: // Bypass LE
- case 0x1d: // Bypass, non-cacheable LE
- {
- switch(size) {
- case 1:
- stb_phys(addr, val);
- break;
- case 2:
- stw_phys(addr, val);
- break;
- case 4:
- stl_phys(addr, val);
- break;
- case 8:
- default:
- stq_phys(addr, val);
- break;
- }
- }
- return;
- case 0x24: // Nucleus quad LDD 128 bit atomic
- case 0x2c: // Nucleus quad LDD 128 bit atomic LE
- // Only ldda allowed
- raise_exception(TT_ILL_INSN);
- return;
- case 0x04: // Nucleus
- case 0x0c: // Nucleus Little Endian (LE)
- {
- switch(size) {
- case 1:
- stb_nucleus(addr, val);
- break;
- case 2:
- stw_nucleus(addr, val);
- break;
- case 4:
- stl_nucleus(addr, val);
- break;
- default:
- case 8:
- stq_nucleus(addr, val);
- break;
- }
- break;
- }
-
- case 0x4a: // UPA config
- // XXX
- return;
- case 0x45: // LSU
- {
- uint64_t oldreg;
-
- oldreg = env->lsu;
- env->lsu = val & (DMMU_E | IMMU_E);
- // Mappings generated during D/I MMU disabled mode are
- // invalid in normal mode
- if (oldreg != env->lsu) {
- DPRINTF_MMU("LSU change: 0x%" PRIx64 " -> 0x%" PRIx64 "\n",
- oldreg, env->lsu);
-#ifdef DEBUG_MMU
- dump_mmu(stdout, fprintf, env1);
-#endif
- tlb_flush(env, 1);
- }
- return;
- }
- case 0x50: // I-MMU regs
- {
- int reg = (addr >> 3) & 0xf;
- uint64_t oldreg;
-
- oldreg = env->immuregs[reg];
- switch(reg) {
- case 0: // RO
- return;
- case 1: // Not in I-MMU
- case 2:
- return;
- case 3: // SFSR
- if ((val & 1) == 0)
- val = 0; // Clear SFSR
- env->immu.sfsr = val;
- break;
- case 4: // RO
- return;
- case 5: // TSB access
- DPRINTF_MMU("immu TSB write: 0x%016" PRIx64 " -> 0x%016"
- PRIx64 "\n", env->immu.tsb, val);
- env->immu.tsb = val;
- break;
- case 6: // Tag access
- env->immu.tag_access = val;
- break;
- case 7:
- case 8:
- return;
- default:
- break;
- }
-
- if (oldreg != env->immuregs[reg]) {
- DPRINTF_MMU("immu change reg[%d]: 0x%016" PRIx64 " -> 0x%016"
- PRIx64 "\n", reg, oldreg, env->immuregs[reg]);
- }
-#ifdef DEBUG_MMU
- dump_mmu(stdout, fprintf, env);
-#endif
- return;
- }
- case 0x54: // I-MMU data in
- replace_tlb_1bit_lru(env->itlb, env->immu.tag_access, val, "immu", env);
- return;
- case 0x55: // I-MMU data access
- {
- // TODO: auto demap
-
- unsigned int i = (addr >> 3) & 0x3f;
-
- replace_tlb_entry(&env->itlb[i], env->immu.tag_access, val, env);
-
-#ifdef DEBUG_MMU
- DPRINTF_MMU("immu data access replaced entry [%i]\n", i);
- dump_mmu(stdout, fprintf, env);
-#endif
- return;
- }
- case 0x57: // I-MMU demap
- demap_tlb(env->itlb, addr, "immu", env);
- return;
- case 0x58: // D-MMU regs
- {
- int reg = (addr >> 3) & 0xf;
- uint64_t oldreg;
-
- oldreg = env->dmmuregs[reg];
- switch(reg) {
- case 0: // RO
- case 4:
- return;
- case 3: // SFSR
- if ((val & 1) == 0) {
- val = 0; // Clear SFSR, Fault address
- env->dmmu.sfar = 0;
- }
- env->dmmu.sfsr = val;
- break;
- case 1: // Primary context
- env->dmmu.mmu_primary_context = val;
- /* can be optimized to only flush MMU_USER_IDX
- and MMU_KERNEL_IDX entries */
- tlb_flush(env, 1);
- break;
- case 2: // Secondary context
- env->dmmu.mmu_secondary_context = val;
- /* can be optimized to only flush MMU_USER_SECONDARY_IDX
- and MMU_KERNEL_SECONDARY_IDX entries */
- tlb_flush(env, 1);
- break;
- case 5: // TSB access
- DPRINTF_MMU("dmmu TSB write: 0x%016" PRIx64 " -> 0x%016"
- PRIx64 "\n", env->dmmu.tsb, val);
- env->dmmu.tsb = val;
- break;
- case 6: // Tag access
- env->dmmu.tag_access = val;
- break;
- case 7: // Virtual Watchpoint
- case 8: // Physical Watchpoint
- default:
- env->dmmuregs[reg] = val;
- break;
- }
-
- if (oldreg != env->dmmuregs[reg]) {
- DPRINTF_MMU("dmmu change reg[%d]: 0x%016" PRIx64 " -> 0x%016"
- PRIx64 "\n", reg, oldreg, env->dmmuregs[reg]);
- }
-#ifdef DEBUG_MMU
- dump_mmu(stdout, fprintf, env);
-#endif
- return;
- }
- case 0x5c: // D-MMU data in
- replace_tlb_1bit_lru(env->dtlb, env->dmmu.tag_access, val, "dmmu", env);
- return;
- case 0x5d: // D-MMU data access
- {
- unsigned int i = (addr >> 3) & 0x3f;
-
- replace_tlb_entry(&env->dtlb[i], env->dmmu.tag_access, val, env);
-
-#ifdef DEBUG_MMU
- DPRINTF_MMU("dmmu data access replaced entry [%i]\n", i);
- dump_mmu(stdout, fprintf, env);
-#endif
- return;
- }
- case 0x5f: // D-MMU demap
- demap_tlb(env->dtlb, addr, "dmmu", env);
- return;
- case 0x49: // Interrupt data receive
- // XXX
- return;
- case 0x46: // D-cache data
- case 0x47: // D-cache tag access
- case 0x4b: // E-cache error enable
- case 0x4c: // E-cache asynchronous fault status
- case 0x4d: // E-cache asynchronous fault address
- case 0x4e: // E-cache tag data
- case 0x66: // I-cache instruction access
- case 0x67: // I-cache tag access
- case 0x6e: // I-cache predecode
- case 0x6f: // I-cache LRU etc.
- case 0x76: // E-cache tag
- case 0x7e: // E-cache tag
- return;
- case 0x51: // I-MMU 8k TSB pointer, RO
- case 0x52: // I-MMU 64k TSB pointer, RO
- case 0x56: // I-MMU tag read, RO
- case 0x59: // D-MMU 8k TSB pointer, RO
- case 0x5a: // D-MMU 64k TSB pointer, RO
- case 0x5b: // D-MMU data pointer, RO
- case 0x5e: // D-MMU tag read, RO
- case 0x48: // Interrupt dispatch, RO
- case 0x7f: // Incoming interrupt vector, RO
- case 0x82: // Primary no-fault, RO
- case 0x83: // Secondary no-fault, RO
- case 0x8a: // Primary no-fault LE, RO
- case 0x8b: // Secondary no-fault LE, RO
- default:
- do_unassigned_access(addr, 1, 0, 1, size);
- return;
- }
-}
-#endif /* CONFIG_USER_ONLY */
-
-void helper_ldda_asi(target_ulong addr, int asi, int rd)
-{
- if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0)
- || (cpu_has_hypervisor(env)
- && asi >= 0x30 && asi < 0x80
- && !(env->hpstate & HS_PRIV)))
- raise_exception(TT_PRIV_ACT);
-
- addr = asi_address_mask(env, asi, addr);
-
- switch (asi) {
-#if !defined(CONFIG_USER_ONLY)
- case 0x24: // Nucleus quad LDD 128 bit atomic
- case 0x2c: // Nucleus quad LDD 128 bit atomic LE
- helper_check_align(addr, 0xf);
- if (rd == 0) {
- env->gregs[1] = ldq_nucleus(addr + 8);
- if (asi == 0x2c)
- bswap64s(&env->gregs[1]);
- } else if (rd < 8) {
- env->gregs[rd] = ldq_nucleus(addr);
- env->gregs[rd + 1] = ldq_nucleus(addr + 8);
- if (asi == 0x2c) {
- bswap64s(&env->gregs[rd]);
- bswap64s(&env->gregs[rd + 1]);
- }
- } else {
- env->regwptr[rd] = ldq_nucleus(addr);
- env->regwptr[rd + 1] = ldq_nucleus(addr + 8);
- if (asi == 0x2c) {
- bswap64s(&env->regwptr[rd]);
- bswap64s(&env->regwptr[rd + 1]);
- }
- }
- break;
-#endif
- default:
- helper_check_align(addr, 0x3);
- if (rd == 0)
- env->gregs[1] = helper_ld_asi(addr + 4, asi, 4, 0);
- else if (rd < 8) {
- env->gregs[rd] = helper_ld_asi(addr, asi, 4, 0);
- env->gregs[rd + 1] = helper_ld_asi(addr + 4, asi, 4, 0);
- } else {
- env->regwptr[rd] = helper_ld_asi(addr, asi, 4, 0);
- env->regwptr[rd + 1] = helper_ld_asi(addr + 4, asi, 4, 0);
- }
- break;
- }
-}
-
-void helper_ldf_asi(target_ulong addr, int asi, int size, int rd)
-{
- unsigned int i;
- target_ulong val;
-
- helper_check_align(addr, 3);
- addr = asi_address_mask(env, asi, addr);
-
- switch (asi) {
- case 0xf0: // Block load primary
- case 0xf1: // Block load secondary
- case 0xf8: // Block load primary LE
- case 0xf9: // Block load secondary LE
- if (rd & 7) {
- raise_exception(TT_ILL_INSN);
- return;
- }
- helper_check_align(addr, 0x3f);
- for (i = 0; i < 16; i++) {
- *(uint32_t *)&env->fpr[rd++] = helper_ld_asi(addr, asi & 0x8f, 4,
- 0);
- addr += 4;
- }
-
- return;
- case 0x70: // Block load primary, user privilege
- case 0x71: // Block load secondary, user privilege
- if (rd & 7) {
- raise_exception(TT_ILL_INSN);
- return;
- }
- helper_check_align(addr, 0x3f);
- for (i = 0; i < 16; i++) {
- *(uint32_t *)&env->fpr[rd++] = helper_ld_asi(addr, asi & 0x1f, 4,
- 0);
- addr += 4;
- }
-
- return;
- default:
- break;
- }
-
- val = helper_ld_asi(addr, asi, size, 0);
- switch(size) {
- default:
- case 4:
- *((uint32_t *)&env->fpr[rd]) = val;
- break;
- case 8:
- *((int64_t *)&DT0) = val;
- break;
- case 16:
- // XXX
- break;
- }
-}
-
-void helper_stf_asi(target_ulong addr, int asi, int size, int rd)
-{
- unsigned int i;
- target_ulong val = 0;
-
- helper_check_align(addr, 3);
- addr = asi_address_mask(env, asi, addr);
-
- switch (asi) {
- case 0xe0: // UA2007 Block commit store primary (cache flush)
- case 0xe1: // UA2007 Block commit store secondary (cache flush)
- case 0xf0: // Block store primary
- case 0xf1: // Block store secondary
- case 0xf8: // Block store primary LE
- case 0xf9: // Block store secondary LE
- if (rd & 7) {
- raise_exception(TT_ILL_INSN);
- return;
- }
- helper_check_align(addr, 0x3f);
- for (i = 0; i < 16; i++) {
- val = *(uint32_t *)&env->fpr[rd++];
- helper_st_asi(addr, val, asi & 0x8f, 4);
- addr += 4;
- }
-
- return;
- case 0x70: // Block store primary, user privilege
- case 0x71: // Block store secondary, user privilege
- if (rd & 7) {
- raise_exception(TT_ILL_INSN);
- return;
- }
- helper_check_align(addr, 0x3f);
- for (i = 0; i < 16; i++) {
- val = *(uint32_t *)&env->fpr[rd++];
- helper_st_asi(addr, val, asi & 0x1f, 4);
- addr += 4;
- }
-
- return;
- default:
- break;
- }
-
- switch(size) {
- default:
- case 4:
- val = *((uint32_t *)&env->fpr[rd]);
- break;
- case 8:
- val = *((int64_t *)&DT0);
- break;
- case 16:
- // XXX
- break;
- }
- helper_st_asi(addr, val, asi, size);
-}
-
-target_ulong helper_cas_asi(target_ulong addr, target_ulong val1,
- target_ulong val2, uint32_t asi)
-{
- target_ulong ret;
-
- val2 &= 0xffffffffUL;
- ret = helper_ld_asi(addr, asi, 4, 0);
- ret &= 0xffffffffUL;
- if (val2 == ret)
- helper_st_asi(addr, val1 & 0xffffffffUL, asi, 4);
- return ret;
-}
-
-target_ulong helper_casx_asi(target_ulong addr, target_ulong val1,
- target_ulong val2, uint32_t asi)
-{
- target_ulong ret;
-
- ret = helper_ld_asi(addr, asi, 8, 0);
- if (val2 == ret)
- helper_st_asi(addr, val1, asi, 8);
- return ret;
-}
-#endif /* TARGET_SPARC64 */
-
-#ifndef TARGET_SPARC64
-void helper_rett(void)
-{
- unsigned int cwp;
-
- if (env->psret == 1)
- raise_exception(TT_ILL_INSN);
-
- env->psret = 1;
- cwp = cwp_inc(env->cwp + 1) ;
- if (env->wim & (1 << cwp)) {
- raise_exception(TT_WIN_UNF);
- }
- set_cwp(cwp);
- env->psrs = env->psrps;
-}
-#endif
-
-static target_ulong helper_udiv_common(target_ulong a, target_ulong b, int cc)
-{
- int overflow = 0;
- uint64_t x0;
- uint32_t x1;
-
- x0 = (a & 0xffffffff) | ((int64_t) (env->y) << 32);
- x1 = (b & 0xffffffff);
-
- if (x1 == 0) {
- raise_exception(TT_DIV_ZERO);
- }
-
- x0 = x0 / x1;
- if (x0 > 0xffffffff) {
- x0 = 0xffffffff;
- overflow = 1;
- }
-
- if (cc) {
- env->cc_dst = x0;
- env->cc_src2 = overflow;
- env->cc_op = CC_OP_DIV;
- }
- return x0;
-}
-
-target_ulong helper_udiv(target_ulong a, target_ulong b)
-{
- return helper_udiv_common(a, b, 0);
-}
-
-target_ulong helper_udiv_cc(target_ulong a, target_ulong b)
-{
- return helper_udiv_common(a, b, 1);
-}
-
-static target_ulong helper_sdiv_common(target_ulong a, target_ulong b, int cc)
-{
- int overflow = 0;
- int64_t x0;
- int32_t x1;
-
- x0 = (a & 0xffffffff) | ((int64_t) (env->y) << 32);
- x1 = (b & 0xffffffff);
-
- if (x1 == 0) {
- raise_exception(TT_DIV_ZERO);
- }
-
- x0 = x0 / x1;
- if ((int32_t) x0 != x0) {
- x0 = x0 < 0 ? 0x80000000: 0x7fffffff;
- overflow = 1;
- }
-
- if (cc) {
- env->cc_dst = x0;
- env->cc_src2 = overflow;
- env->cc_op = CC_OP_DIV;
- }
- return x0;
-}
-
-target_ulong helper_sdiv(target_ulong a, target_ulong b)
-{
- return helper_sdiv_common(a, b, 0);
-}
-
-target_ulong helper_sdiv_cc(target_ulong a, target_ulong b)
-{
- return helper_sdiv_common(a, b, 1);
-}
-
-void helper_stdf(target_ulong addr, int mem_idx)
-{
- helper_check_align(addr, 7);
-#if !defined(CONFIG_USER_ONLY)
- switch (mem_idx) {
- case MMU_USER_IDX:
- stfq_user(addr, DT0);
- break;
- case MMU_KERNEL_IDX:
- stfq_kernel(addr, DT0);
- break;
-#ifdef TARGET_SPARC64
- case MMU_HYPV_IDX:
- stfq_hypv(addr, DT0);
- break;
-#endif
- default:
- DPRINTF_MMU("helper_stdf: need to check MMU idx %d\n", mem_idx);
- break;
- }
-#else
- stfq_raw(address_mask(env, addr), DT0);
-#endif
-}
-
-void helper_lddf(target_ulong addr, int mem_idx)
-{
- helper_check_align(addr, 7);
-#if !defined(CONFIG_USER_ONLY)
- switch (mem_idx) {
- case MMU_USER_IDX:
- DT0 = ldfq_user(addr);
- break;
- case MMU_KERNEL_IDX:
- DT0 = ldfq_kernel(addr);
- break;
-#ifdef TARGET_SPARC64
- case MMU_HYPV_IDX:
- DT0 = ldfq_hypv(addr);
- break;
-#endif
- default:
- DPRINTF_MMU("helper_lddf: need to check MMU idx %d\n", mem_idx);
- break;
- }
-#else
- DT0 = ldfq_raw(address_mask(env, addr));
-#endif
-}
-
-void helper_ldqf(target_ulong addr, int mem_idx)
-{
- // XXX add 128 bit load
- CPU_QuadU u;
-
- helper_check_align(addr, 7);
-#if !defined(CONFIG_USER_ONLY)
- switch (mem_idx) {
- case MMU_USER_IDX:
- u.ll.upper = ldq_user(addr);
- u.ll.lower = ldq_user(addr + 8);
- QT0 = u.q;
- break;
- case MMU_KERNEL_IDX:
- u.ll.upper = ldq_kernel(addr);
- u.ll.lower = ldq_kernel(addr + 8);
- QT0 = u.q;
- break;
-#ifdef TARGET_SPARC64
- case MMU_HYPV_IDX:
- u.ll.upper = ldq_hypv(addr);
- u.ll.lower = ldq_hypv(addr + 8);
- QT0 = u.q;
- break;
-#endif
- default:
- DPRINTF_MMU("helper_ldqf: need to check MMU idx %d\n", mem_idx);
- break;
- }
-#else
- u.ll.upper = ldq_raw(address_mask(env, addr));
- u.ll.lower = ldq_raw(address_mask(env, addr + 8));
- QT0 = u.q;
-#endif
-}
-
-void helper_stqf(target_ulong addr, int mem_idx)
-{
- // XXX add 128 bit store
- CPU_QuadU u;
-
- helper_check_align(addr, 7);
-#if !defined(CONFIG_USER_ONLY)
- switch (mem_idx) {
- case MMU_USER_IDX:
- u.q = QT0;
- stq_user(addr, u.ll.upper);
- stq_user(addr + 8, u.ll.lower);
- break;
- case MMU_KERNEL_IDX:
- u.q = QT0;
- stq_kernel(addr, u.ll.upper);
- stq_kernel(addr + 8, u.ll.lower);
- break;
-#ifdef TARGET_SPARC64
- case MMU_HYPV_IDX:
- u.q = QT0;
- stq_hypv(addr, u.ll.upper);
- stq_hypv(addr + 8, u.ll.lower);
- break;
-#endif
- default:
- DPRINTF_MMU("helper_stqf: need to check MMU idx %d\n", mem_idx);
- break;
- }
-#else
- u.q = QT0;
- stq_raw(address_mask(env, addr), u.ll.upper);
- stq_raw(address_mask(env, addr + 8), u.ll.lower);
-#endif
-}
-
-static inline void set_fsr(void)
-{
- int rnd_mode;
-
- switch (env->fsr & FSR_RD_MASK) {
- case FSR_RD_NEAREST:
- rnd_mode = float_round_nearest_even;
- break;
- default:
- case FSR_RD_ZERO:
- rnd_mode = float_round_to_zero;
- break;
- case FSR_RD_POS:
- rnd_mode = float_round_up;
- break;
- case FSR_RD_NEG:
- rnd_mode = float_round_down;
- break;
- }
- set_float_rounding_mode(rnd_mode, &env->fp_status);
-}
-
-void helper_ldfsr(uint32_t new_fsr)
-{
- env->fsr = (new_fsr & FSR_LDFSR_MASK) | (env->fsr & FSR_LDFSR_OLDMASK);
- set_fsr();
-}
-
-#ifdef TARGET_SPARC64
-void helper_ldxfsr(uint64_t new_fsr)
-{
- env->fsr = (new_fsr & FSR_LDXFSR_MASK) | (env->fsr & FSR_LDXFSR_OLDMASK);
- set_fsr();
-}
-#endif
-
-void helper_debug(void)
-{
- env->exception_index = EXCP_DEBUG;
- cpu_loop_exit(env);
-}
-
-#ifndef TARGET_SPARC64
-/* XXX: use another pointer for %iN registers to avoid slow wrapping
- handling ? */
-void helper_save(void)
-{
- uint32_t cwp;
-
- cwp = cwp_dec(env->cwp - 1);
- if (env->wim & (1 << cwp)) {
- raise_exception(TT_WIN_OVF);
- }
- set_cwp(cwp);
-}
-
-void helper_restore(void)
-{
- uint32_t cwp;
-
- cwp = cwp_inc(env->cwp + 1);
- if (env->wim & (1 << cwp)) {
- raise_exception(TT_WIN_UNF);
- }
- set_cwp(cwp);
-}
-
-void helper_wrpsr(target_ulong new_psr)
-{
- if ((new_psr & PSR_CWP) >= env->nwindows) {
- raise_exception(TT_ILL_INSN);
- } else {
- cpu_put_psr(env, new_psr);
- }
-}
-
-target_ulong helper_rdpsr(void)
-{
- return get_psr();
-}
-
-#else
-/* XXX: use another pointer for %iN registers to avoid slow wrapping
- handling ? */
-void helper_save(void)
-{
- uint32_t cwp;
-
- cwp = cwp_dec(env->cwp - 1);
- if (env->cansave == 0) {
- raise_exception(TT_SPILL | (env->otherwin != 0 ?
- (TT_WOTHER | ((env->wstate & 0x38) >> 1)):
- ((env->wstate & 0x7) << 2)));
- } else {
- if (env->cleanwin - env->canrestore == 0) {
- // XXX Clean windows without trap
- raise_exception(TT_CLRWIN);
- } else {
- env->cansave--;
- env->canrestore++;
- set_cwp(cwp);
- }
- }
-}
-
-void helper_restore(void)
-{
- uint32_t cwp;
-
- cwp = cwp_inc(env->cwp + 1);
- if (env->canrestore == 0) {
- raise_exception(TT_FILL | (env->otherwin != 0 ?
- (TT_WOTHER | ((env->wstate & 0x38) >> 1)):
- ((env->wstate & 0x7) << 2)));
- } else {
- env->cansave++;
- env->canrestore--;
- set_cwp(cwp);
- }
-}
-
-void helper_flushw(void)
-{
- if (env->cansave != env->nwindows - 2) {
- raise_exception(TT_SPILL | (env->otherwin != 0 ?
- (TT_WOTHER | ((env->wstate & 0x38) >> 1)):
- ((env->wstate & 0x7) << 2)));
- }
-}
-
-void helper_saved(void)
-{
- env->cansave++;
- if (env->otherwin == 0)
- env->canrestore--;
- else
- env->otherwin--;
-}
-
-void helper_restored(void)
-{
- env->canrestore++;
- if (env->cleanwin < env->nwindows - 1)
- env->cleanwin++;
- if (env->otherwin == 0)
- env->cansave--;
- else
- env->otherwin--;
-}
-
-static target_ulong get_ccr(void)
-{
- target_ulong psr;
-
- psr = get_psr();
-
- return ((env->xcc >> 20) << 4) | ((psr & PSR_ICC) >> 20);
-}
-
-target_ulong cpu_get_ccr(CPUState *env1)
-{
- CPUState *saved_env;
- target_ulong ret;
-
- saved_env = env;
- env = env1;
- ret = get_ccr();
- env = saved_env;
- return ret;
-}
-
-static void put_ccr(target_ulong val)
-{
- target_ulong tmp = val;
-
- env->xcc = (tmp >> 4) << 20;
- env->psr = (tmp & 0xf) << 20;
- CC_OP = CC_OP_FLAGS;
-}
-
-void cpu_put_ccr(CPUState *env1, target_ulong val)
-{
- CPUState *saved_env;
-
- saved_env = env;
- env = env1;
- put_ccr(val);
- env = saved_env;
-}
-
-static target_ulong get_cwp64(void)
-{
- return env->nwindows - 1 - env->cwp;
-}
-
-target_ulong cpu_get_cwp64(CPUState *env1)
-{
- CPUState *saved_env;
- target_ulong ret;
-
- saved_env = env;
- env = env1;
- ret = get_cwp64();
- env = saved_env;
- return ret;
-}
-
-static void put_cwp64(int cwp)
-{
- if (unlikely(cwp >= env->nwindows || cwp < 0)) {
- cwp %= env->nwindows;
- }
- set_cwp(env->nwindows - 1 - cwp);
-}
-
-void cpu_put_cwp64(CPUState *env1, int cwp)
-{
- CPUState *saved_env;
-
- saved_env = env;
- env = env1;
- put_cwp64(cwp);
- env = saved_env;
-}
-
-target_ulong helper_rdccr(void)
-{
- return get_ccr();
-}
-
-void helper_wrccr(target_ulong new_ccr)
-{
- put_ccr(new_ccr);
-}
-
-// CWP handling is reversed in V9, but we still use the V8 register
-// order.
-target_ulong helper_rdcwp(void)
-{
- return get_cwp64();
-}
-
-void helper_wrcwp(target_ulong new_cwp)
-{
- put_cwp64(new_cwp);
-}
-
-// This function uses non-native bit order
-#define GET_FIELD(X, FROM, TO) \
- ((X) >> (63 - (TO)) & ((1ULL << ((TO) - (FROM) + 1)) - 1))
-
-// This function uses the order in the manuals, i.e. bit 0 is 2^0
-#define GET_FIELD_SP(X, FROM, TO) \
- GET_FIELD(X, 63 - (TO), 63 - (FROM))
-
-target_ulong helper_array8(target_ulong pixel_addr, target_ulong cubesize)
-{
- return (GET_FIELD_SP(pixel_addr, 60, 63) << (17 + 2 * cubesize)) |
- (GET_FIELD_SP(pixel_addr, 39, 39 + cubesize - 1) << (17 + cubesize)) |
- (GET_FIELD_SP(pixel_addr, 17 + cubesize - 1, 17) << 17) |
- (GET_FIELD_SP(pixel_addr, 56, 59) << 13) |
- (GET_FIELD_SP(pixel_addr, 35, 38) << 9) |
- (GET_FIELD_SP(pixel_addr, 13, 16) << 5) |
- (((pixel_addr >> 55) & 1) << 4) |
- (GET_FIELD_SP(pixel_addr, 33, 34) << 2) |
- GET_FIELD_SP(pixel_addr, 11, 12);
-}
-
-target_ulong helper_alignaddr(target_ulong addr, target_ulong offset)
-{
- uint64_t tmp;
-
- tmp = addr + offset;
- env->gsr &= ~7ULL;
- env->gsr |= tmp & 7ULL;
- return tmp & ~7ULL;
-}
-
-target_ulong helper_popc(target_ulong val)
-{
- return ctpop64(val);
-}
-
-static inline uint64_t *get_gregset(uint32_t pstate)
-{
- switch (pstate) {
- default:
- DPRINTF_PSTATE("ERROR in get_gregset: active pstate bits=%x%s%s%s\n",
- pstate,
- (pstate & PS_IG) ? " IG" : "",
- (pstate & PS_MG) ? " MG" : "",
- (pstate & PS_AG) ? " AG" : "");
- /* pass through to normal set of global registers */
- case 0:
- return env->bgregs;
- case PS_AG:
- return env->agregs;
- case PS_MG:
- return env->mgregs;
- case PS_IG:
- return env->igregs;
- }
-}
-
-static inline void change_pstate(uint32_t new_pstate)
-{
- uint32_t pstate_regs, new_pstate_regs;
- uint64_t *src, *dst;
-
- if (env->def->features & CPU_FEATURE_GL) {
- // PS_AG is not implemented in this case
- new_pstate &= ~PS_AG;
- }
-
- pstate_regs = env->pstate & 0xc01;
- new_pstate_regs = new_pstate & 0xc01;
-
- if (new_pstate_regs != pstate_regs) {
- DPRINTF_PSTATE("change_pstate: switching regs old=%x new=%x\n",
- pstate_regs, new_pstate_regs);
- // Switch global register bank
- src = get_gregset(new_pstate_regs);
- dst = get_gregset(pstate_regs);
- memcpy32(dst, env->gregs);
- memcpy32(env->gregs, src);
- }
- else {
- DPRINTF_PSTATE("change_pstate: regs new=%x (unchanged)\n",
- new_pstate_regs);
- }
- env->pstate = new_pstate;
-}
-
-void helper_wrpstate(target_ulong new_state)
-{
- change_pstate(new_state & 0xf3f);
-
-#if !defined(CONFIG_USER_ONLY)
- if (cpu_interrupts_enabled(env)) {
- cpu_check_irqs(env);
- }
-#endif
-}
-
-void cpu_change_pstate(CPUState *env1, uint32_t new_pstate)
-{
- CPUState *saved_env;
-
- saved_env = env;
- env = env1;
- change_pstate(new_pstate);
- env = saved_env;
-}
-
-void helper_wrpil(target_ulong new_pil)
-{
-#if !defined(CONFIG_USER_ONLY)
- DPRINTF_PSTATE("helper_wrpil old=%x new=%x\n",
- env->psrpil, (uint32_t)new_pil);
-
- env->psrpil = new_pil;
-
- if (cpu_interrupts_enabled(env)) {
- cpu_check_irqs(env);
- }
-#endif
-}
-
-void helper_done(void)
-{
- trap_state* tsptr = cpu_tsptr(env);
-
- env->pc = tsptr->tnpc;
- env->npc = tsptr->tnpc + 4;
- put_ccr(tsptr->tstate >> 32);
- env->asi = (tsptr->tstate >> 24) & 0xff;
- change_pstate((tsptr->tstate >> 8) & 0xf3f);
- put_cwp64(tsptr->tstate & 0xff);
- env->tl--;
-
- DPRINTF_PSTATE("... helper_done tl=%d\n", env->tl);
-
-#if !defined(CONFIG_USER_ONLY)
- if (cpu_interrupts_enabled(env)) {
- cpu_check_irqs(env);
- }
-#endif
-}
-
-void helper_retry(void)
-{
- trap_state* tsptr = cpu_tsptr(env);
-
- env->pc = tsptr->tpc;
- env->npc = tsptr->tnpc;
- put_ccr(tsptr->tstate >> 32);
- env->asi = (tsptr->tstate >> 24) & 0xff;
- change_pstate((tsptr->tstate >> 8) & 0xf3f);
- put_cwp64(tsptr->tstate & 0xff);
- env->tl--;
-
- DPRINTF_PSTATE("... helper_retry tl=%d\n", env->tl);
-
-#if !defined(CONFIG_USER_ONLY)
- if (cpu_interrupts_enabled(env)) {
- cpu_check_irqs(env);
- }
-#endif
-}
-
-static void do_modify_softint(const char* operation, uint32_t value)
-{
- if (env->softint != value) {
- env->softint = value;
- DPRINTF_PSTATE(": %s new %08x\n", operation, env->softint);
-#if !defined(CONFIG_USER_ONLY)
- if (cpu_interrupts_enabled(env)) {
- cpu_check_irqs(env);
- }
-#endif
- }
-}
-
-void helper_set_softint(uint64_t value)
-{
- do_modify_softint("helper_set_softint", env->softint | (uint32_t)value);
-}
-
-void helper_clear_softint(uint64_t value)
-{
- do_modify_softint("helper_clear_softint", env->softint & (uint32_t)~value);
-}
-
-void helper_write_softint(uint64_t value)
-{
- do_modify_softint("helper_write_softint", (uint32_t)value);
-}
-#endif
-
-#ifdef TARGET_SPARC64
-trap_state* cpu_tsptr(CPUState* env)
-{
- return &env->ts[env->tl & MAXTL_MASK];
-}
-#endif
#if !defined(CONFIG_USER_ONLY)
-
static void do_unaligned_access(target_ulong addr, int is_write, int is_user,
void *retaddr);
"\n", addr, env->pc);
#endif
cpu_restore_state2(retaddr);
- raise_exception(TT_UNALIGNED);
+ helper_raise_exception(env, TT_UNALIGNED);
}
/* 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(target_ulong addr, int is_write, int mmu_idx, void *retaddr)
+void tlb_fill(CPUSPARCState *env1, target_ulong addr, int is_write, int mmu_idx,
+ void *retaddr)
{
int ret;
- CPUState *saved_env;
+ CPUSPARCState *saved_env;
- /* XXX: hack to restore env in all cases, even if not called from
- generated code */
saved_env = env;
- env = cpu_single_env;
+ env = env1;
- ret = cpu_sparc_handle_mmu_fault(env, addr, is_write, mmu_idx, 1);
+ ret = cpu_sparc_handle_mmu_fault(env, addr, is_write, mmu_idx);
if (ret) {
cpu_restore_state2(retaddr);
cpu_loop_exit(env);
}
#endif /* !CONFIG_USER_ONLY */
-
-#ifndef TARGET_SPARC64
-#if !defined(CONFIG_USER_ONLY)
-void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec,
- int is_asi, int size)
-{
- CPUState *saved_env;
- int fault_type;
-
- /* XXX: hack to restore env in all cases, even if not called from
- generated code */
- saved_env = env;
- env = cpu_single_env;
-#ifdef DEBUG_UNASSIGNED
- if (is_asi)
- printf("Unassigned mem %s access of %d byte%s to " TARGET_FMT_plx
- " asi 0x%02x from " TARGET_FMT_lx "\n",
- is_exec ? "exec" : is_write ? "write" : "read", size,
- size == 1 ? "" : "s", addr, is_asi, env->pc);
- else
- printf("Unassigned mem %s access of %d byte%s to " TARGET_FMT_plx
- " from " TARGET_FMT_lx "\n",
- is_exec ? "exec" : is_write ? "write" : "read", size,
- size == 1 ? "" : "s", addr, env->pc);
-#endif
- /* Don't overwrite translation and access faults */
- fault_type = (env->mmuregs[3] & 0x1c) >> 2;
- if ((fault_type > 4) || (fault_type == 0)) {
- env->mmuregs[3] = 0; /* Fault status register */
- if (is_asi)
- env->mmuregs[3] |= 1 << 16;
- if (env->psrs)
- env->mmuregs[3] |= 1 << 5;
- if (is_exec)
- env->mmuregs[3] |= 1 << 6;
- if (is_write)
- env->mmuregs[3] |= 1 << 7;
- env->mmuregs[3] |= (5 << 2) | 2;
- /* SuperSPARC will never place instruction fault addresses in the FAR */
- if (!is_exec) {
- env->mmuregs[4] = addr; /* Fault address register */
- }
- }
- /* overflow (same type fault was not read before another fault) */
- if (fault_type == ((env->mmuregs[3] & 0x1c)) >> 2) {
- env->mmuregs[3] |= 1;
- }
-
- if ((env->mmuregs[0] & MMU_E) && !(env->mmuregs[0] & MMU_NF)) {
- if (is_exec)
- raise_exception(TT_CODE_ACCESS);
- else
- raise_exception(TT_DATA_ACCESS);
- }
-
- /* flush neverland mappings created during no-fault mode,
- so the sequential MMU faults report proper fault types */
- if (env->mmuregs[0] & MMU_NF) {
- tlb_flush(env, 1);
- }
-
- env = saved_env;
-}
-#endif
-#else
-#if defined(CONFIG_USER_ONLY)
-static void do_unassigned_access(target_ulong addr, int is_write, int is_exec,
- int is_asi, int size)
-#else
-void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec,
- int is_asi, int size)
-#endif
-{
- CPUState *saved_env;
-
- /* XXX: hack to restore env in all cases, even if not called from
- generated code */
- saved_env = env;
- env = cpu_single_env;
-
-#ifdef DEBUG_UNASSIGNED
- printf("Unassigned mem access to " TARGET_FMT_plx " from " TARGET_FMT_lx
- "\n", addr, env->pc);
-#endif
-
- if (is_exec)
- raise_exception(TT_CODE_ACCESS);
- else
- raise_exception(TT_DATA_ACCESS);
-
- env = saved_env;
-}
-#endif
-
-
-#ifdef TARGET_SPARC64
-void helper_tick_set_count(void *opaque, uint64_t count)
-{
-#if !defined(CONFIG_USER_ONLY)
- cpu_tick_set_count(opaque, count);
-#endif
-}
-
-uint64_t helper_tick_get_count(void *opaque)
-{
-#if !defined(CONFIG_USER_ONLY)
- return cpu_tick_get_count(opaque);
-#else
- return 0;
-#endif
-}
-
-void helper_tick_set_limit(void *opaque, uint64_t limit)
-{
-#if !defined(CONFIG_USER_ONLY)
- cpu_tick_set_limit(opaque, limit);
-#endif
-}
-#endif
projects / qemu.git / blobdiff